Kenneth E. Leslie
#151,691
Most Influential Person Now
Kenneth E. Leslie's AcademicInfluence.com Rankings
Kenneth E. Lesliebiology Degrees
Biology
#11382
World Rank
#14774
Historical Rank
Botany
#377
World Rank
#1184
Historical Rank

Download Badge
Biology
Kenneth E. Leslie's Degrees
- PhD Animal Science University of California, Davis
- Masters Animal Science University of California, Davis
- Bachelors Animal Science University of California, Davis
Why Is Kenneth E. Leslie Influential?
(Suggest an Edit or Addition)Kenneth E. Leslie's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Defining and diagnosing postpartum clinical endometritis and its impact on reproductive performance in dairy cows. (2002) (757)
- Impact of hyperketonemia in early lactation dairy cows on health and production. (2009) (616)
- Endometrial cytology and ultrasonography for the detection of subclinical endometritis in postpartum dairy cows. (2004) (607)
- Alteration in immune responsiveness during the peripartum period and its ramification on dairy cow and calf health. (1998) (484)
- Metabolic predictors of displaced abomasum in dairy cattle. (2005) (474)
- Major advances in disease prevention in dairy cattle. (2006) (452)
- Factors associated with morbidity, mortality, and growth of dairy heifer calves up to 3 months of age. (2014) (365)
- Risk factors for postpartum uterine diseases in dairy cows. (2010) (320)
- Herd Health: Food Animal Production Medicine (1994) (308)
- The effect of subclinical ketosis in early lactation on reproductive performance of postpartum dairy cows. (2007) (305)
- Definitions and diagnosis of postpartum endometritis in dairy cows. (2010) (284)
- Evaluation of changes in somatic cell counts as indicators of new intramammary infections (1991) (282)
- Use of test day milk fat and milk protein to detect subclinical ketosis in dairy cattle in Ontario. (1997) (239)
- A comparison of the cytobrush and uterine lavage techniques to evaluate endometrial cytology in clinically normal postpartum dairy cows. (2005) (236)
- Efficacy of monensin for the prevention of subclinical ketosis in lactating dairy cows. (1998) (235)
- Sensitivity and specificity of somatic cell count and California Mastitis Test for identifying intramammary infection in early lactation. (2001) (220)
- The effect of treatment of clinical endometritis on reproductive performance in dairy cows. (2002) (215)
- Metabolic predictors of post-partum disease and culling risk in dairy cattle. (2007) (213)
- The association of serum metabolites in the transition period with milk production and early-lactation reproductive performance. (2012) (212)
- An evaluation of Brix refractometry instruments for measurement of colostrum quality in dairy cattle. (2010) (206)
- Associations of the bovine major histocompatibility complex DRB3 (BoLA-DRB3) alleles with occurrence of disease and milk somatic cell score in Canadian dairy cattle. (1998) (201)
- Association of cow and quarter-level factors at drying-off with new intramammary infections during the dry period. (2004) (187)
- The effect of a single administration of cephapirin or cloprostenol on the reproductive performance of dairy cows with subclinical endometritis. (2005) (183)
- The selective treatment of clinical mastitis based on on-farm culture results: I. Effects on antibiotic use, milk withholding time, and short-term clinical and bacteriological outcomes. (2011) (183)
- Peripartum serum vitamin E, retinol, and beta-carotene in dairy cattle and their associations with disease. (2004) (181)
- Evaluation of eight cow-side ketone tests in milk for detection of subclinical ketosis in dairy cows. (2000) (180)
- Relationship between maternal plasma progesterone concentration and interferon-tau synthesis by the conceptus in cattle. (1997) (176)
- Effect of treatment with progesterone on pregnancy rate and plasma concentrations of progesterone in Holstein cows. (1989) (168)
- Exploring the impact of sexed semen on the structure of the dairy industry. (2008) (163)
- Herd-level association of serum metabolites in the transition period with disease, milk production, and early lactation reproductive performance. (2012) (159)
- Effects of postpartum uterine diseases on milk production and culling in dairy cows. (2011) (158)
- Evaluation of five cowside tests for use with milk to detect subclinical ketosis in dairy cows. (1998) (154)
- Efficacy and Pharmacokinetics of Bacteriophage Therapy in Treatment of Subclinical Staphylococcus aureus Mastitis in Lactating Dairy Cattle (2006) (151)
- Clinical mastitis in dairy cattle in Ontario: frequency of occurrence and bacteriological isolates. (1998) (145)
- Randomized clinical trial of antibiotic and prostaglandin treatments for uterine health and reproductive performance in dairy cows. (2011) (144)
- Prevalence and risk factors for postpartum anovulatory condition in dairy cows. (2007) (142)
- Herd- and cow-level prevalence of foot lesions in Ontario dairy cattle. (2008) (136)
- Evaluation of a Brix refractometer to estimate serum immunoglobulin G concentration in neonatal dairy calves. (2014) (135)
- Weaning age affects growth, feed intake, gastrointestinal development, and behavior in Holstein calves fed an elevated plane of nutrition during the preweaning stage. (2015) (132)
- Passive immunity in Ontario dairy calves and investigation of its association with calf management practices. (2008) (131)
- Calf-level risk factors for neonatal diarrhea and shedding of Cryptosporidium parvum in Ontario dairy calves (2007) (128)
- Effect of prepartum administration of monensin in a controlled-release capsule on postpartum energy indicators in lactating dairy cows. (1998) (123)
- Relationships between milk urea concentrations and nutritional management, production, and economic variables in Ontario dairy herds. (2001) (120)
- The effect of prepartum injection of vitamin E on health in transition dairy cows. (2002) (110)
- The impact of a monensin controlled-release capsule on subclinical ketosis in the transition dairy cow. (1999) (110)
- Experimental Staphylococcus aureus intramammary challenge in late lactation dairy cows: quarter and cow effects determining the probability of infection. (1999) (109)
- A quantitative approach to classifying Holstein cows based on antibody responsiveness and its relationship to peripartum mastitis occurrence. (2000) (108)
- Effects of rumen-protected choline and monensin on milk production and metabolism of periparturient dairy cows. (2006) (102)
- Evaluation of the California mastitis test to detect an intramammary infection with a major pathogen in early lactation dairy cows. (2003) (102)
- Factors associated with milk urea concentrations in Ontario dairy cows. (2001) (101)
- Distribution and characteristics of verocytotoxigenic Escherichia coli isolated from Ontario dairy cattle (1992) (98)
- Newborn calf vitality: risk factors, characteristics, assessment, resulting outcomes and strategies for improvement. (2013) (96)
- Bovine whey proteins inhibit the interaction of Staphylococcus aureus and bacteriophage K (2006) (96)
- Reference limits for biochemical and hematological analytes of dairy cows one week before and one week after parturition. (2009) (96)
- Ontario bulk milk somatic cell count reduction program: progress and outlook. (1998) (93)
- Management of the dry cow in control of peripartum disease and mastitis. (2003) (93)
- Prevalence of Cryptosporidium parvum infection in southwestern Ontario and its association with diarrhea in neonatal dairy calves. (2005) (93)
- Molecular Typing and Distribution of Staphylococcus aureus Isolates in Eastern Canadian Dairy Herds (2004) (92)
- Effect of paratuberculosis on culling, milk production, and milk quality in dairy herds. (2005) (90)
- Ontario Bulk Milk Somatic Cell Count Reduction Program. 1. Impact on Somatic Cell Counts and Milk Quality (1992) (89)
- The effect of respiratory disease and a preventative antibiotic treatment on growth, survival, age at first calving, and milk production of dairy heifers. (2012) (89)
- Effects of prepartum intramammary antibiotic therapy on udder health, milk production, and reproductive performance in dairy heifers. (2006) (88)
- The effect of meloxicam on pain sensitivity, rumination time, and clinical signs in dairy cows with endotoxin-induced clinical mastitis. (2013) (88)
- Associations of housing, management, milking activity, and standing and lying behavior of dairy cows milked in automatic systems. (2013) (88)
- Economics of mastitis control. (1990) (87)
- Effect of milk feeding level on development of feeding behavior in dairy calves. (2013) (85)
- The selective treatment of clinical mastitis based on on-farm culture results: II. Effects on lactation performance, including clinical mastitis recurrence, somatic cell count, milk production, and cow survival. (2011) (85)
- Incidence rate of pathogen-specific clinical mastitis on conventional and organic Canadian dairy farms. (2016) (84)
- Monitoring for Subclinical Ketosis in Dairy Herds (2001) (81)
- Efficacy of intramammary tilmicosin and risk factors for cure of Staphylococcus aureus infection in the dry period. (2003) (80)
- A meta-analysis review of the effects of recombinant bovine somatotropin. 2. Effects on animal health, reproductive performance, and culling. (2003) (79)
- Assessment and management of pain in dairy cows with clinical mastitis. (2012) (78)
- Metabolic aspects in the etiology of displaced abomasum. (2000) (78)
- Genetic impact on the risk of intramammary infection following Staphylococcus aureus challenge. (1994) (74)
- Reproductive performance in dairy cows following postpartum treatment with gonadotrophin releasing hormone and/or prostaglandin: a field trial. (1984) (73)
- Effect of a monensin-controlled release capsule on cow health and reproductive performance. (1999) (73)
- Association between management practices and within-herd prevalence of Cryptosporidium parvum shedding on dairy farms in southern Ontario (2007) (72)
- Effects of progesterone and human chorionic gonadotrophin administration five days postinsemination on plasma and milk concentrations of progesterone and pregnancy rates of normal and repeat breeder dairy cows. (1990) (70)
- Invited review: Cessation of lactation: Effects on animal welfare. (2015) (70)
- A meta-analysis review of the effects of recombinant bovine somatotropin. 1. Methodology and effects on production. (2003) (67)
- Associations of dairy cow behavior, barn hygiene, cow hygiene, and risk of elevated somatic cell count. (2012) (67)
- Effect of halofuginone lactate on the occurrence of Cryptosporidium parvum and growth of neonatal dairy calves. (2005) (66)
- Peripartal changes in plasma progesterone and 15-keto-13,14-dihydro-prostaglandin F2α concentrations in Holstein cows with or without retained foetal membranes (1984) (65)
- Obesity in rhesus and cynomolgus macaques: a comparative review of the condition and its implications for research. (2011) (65)
- Herd-level risk factors for seven different foot lesions in Ontario Holstein cattle housed in tie stalls or free stalls. (2009) (65)
- Risk factors and effects of postpartum anovulation in dairy cows. (2012) (64)
- Effect of prepartum administration of monensin in a controlled-release capsule on milk production and milk components in early lactation. (1999) (63)
- Thoracic Ultrasonography and Bronchoalveolar Lavage Fluid Analysis in Holstein Calves with Subclinical Lung Lesions (2015) (61)
- Evaluation of bovine cutaneous delayed-type hypersensitivity (DTH) to various test antigens and a mitogen using several adjuvants. (2005) (61)
- A comparison of serum harvesting methods and type of refractometer for determining total solids to estimate failure of passive transfer in calves. (2006) (61)
- The efficacy of intramammary tilmicosin at drying-off, and other risk factors for the prevention of new intramammary infections during the dry period. (2002) (60)
- Evaluation of prepartum serum cholesterol and fatty acids concentrations as predictors of postpartum retention of the placenta in dairy cows. (2009) (60)
- Associations of the bovine major histocompatibility complex DRB3 (BoLA-DRB3) with production traits in Canadian dairy cattle. (1999) (59)
- An evaluation of milk ketone tests for the prediction of left displaced abomasum in dairy cows. (1997) (59)
- The use of negative binomial modelling in a longitudinal study of gastrointestinal parasite burdens in Canadian dairy cows. (2002) (59)
- Evaluation of the repeatability of a crude adult indirect Ostertagia ostertagi ELISA and methods of expressing test results. (2002) (58)
- Evaluation of enzyme-linked immunosorbent assays performed on milk and serum samples for detection of paratuberculosis in lactating dairy cows. (2005) (58)
- The effect of sampling time and sample handling on the detection of Staphylococcus aureus in milk from quarters with subclinical mastitis. (2002) (57)
- Milk urea testing as a tool to monitor reproductive performance in Ontario dairy herds. (2001) (56)
- Neospora caninum serostatus and milk production of Holstein cattle. (2002) (55)
- A longitudinal study of gastrointestinal parasites in Canadian dairy farms. The value of an indirect Ostertagia ostertagi ELISA as a monitoring tool. (2002) (54)
- The events of normal and abnormal postpartum reproductive endocrinology and uterine involution in dairy cows: a review. (1983) (54)
- Characterization of bacterial populations recovered from the teat canals of lactating dairy and beef cattle by 16S rRNA gene sequence analysis. (2006) (54)
- Short communication: The effects of experimentally induced Escherichia coli clinical mastitis on lying behavior of dairy cows. (2012) (53)
- The effects of viral vaccination of dairy heifer calves on the incidence of respiratory disease, mortality, and growth. (2012) (53)
- Test characteristics from latent-class models of the California Mastitis Test. (2006) (53)
- Diagnosing intramammary infections: comparison of multiple versus single quarter milk samples for the identification of intramammary infections in lactating dairy cows. (2011) (53)
- The relationship between herd level disease incidence and a return over feed index in Ontario dairy herds. (2006) (52)
- The effects of experimentally induced Escherichia coli mastitis and flunixin meglumine administration on activity measures, feed intake, and milk parameters. (2012) (52)
- Efficacy of halofuginone lactate in the prevention of cryptosporidiosis in dairy calves (2011) (52)
- An evaluation of two indirect methods of estimating body weight in Holstein calves and heifers. (2006) (52)
- Reproductive Performance of Lactating Holstein Cows Fed Supplemental β-Carotene (1986) (49)
- Risk factors associated with Neospora caninum abortion in Ontario Holstein dairy herds. (2005) (49)
- Milk antibodies against Ostertagia ostertagi: relationships with milk IgG and production parameters in lactating dairy cattle. (2004) (49)
- Gradual cessation of milking reduces milk leakage and motivation to be milked in dairy cows at dry-off. (2013) (48)
- Nonsteroidal anti-inflammatory drug therapy for neonatal calf diarrhea complex: Effects on calf performance1 (2010) (48)
- The effect of treatment with long-acting antibiotic at postweaning movement on respiratory disease and on growth in commercial dairy calves. (2010) (48)
- Effects of meloxicam on milk production, behavior, and feed intake in dairy cows following assisted calving. (2013) (48)
- Association of standing and lying behavior patterns and incidence of intramammary infection in dairy cows milked with an automatic milking system. (2011) (48)
- Analysis of survivorship after displaced abomasum is diagnosed in dairy cows. (1998) (48)
- Plasma concentrations of luteinizing hormone and progesterone during superovulation of dairy cows using follicle stimulating hormone or pregnant mare serum gonadotrophin. (1986) (47)
- The effect of lung consolidation, as determined by ultrasonography, on first-lactation milk production in Holstein dairy calves. (2018) (47)
- Plasma progesterone concentrations in dairy cows with cystic ovaries and clinical responses following treatment with fenprostalene. (1983) (46)
- Evaluation of aspartate transaminase activity and beta-hydroxybutyrate concentration in blood as tests for prediction of left displaced abomasum in dairy cows. (1997) (46)
- Reproductive performance with an automated activity monitoring system versus a synchronized breeding program. (2012) (46)
- The association between foot lesions and culling risk in Ontario Holstein cows. (2009) (46)
- DECIDING TO DRY-OFF: DOES LEVEL OF PRODUCTION MATTER? (2001) (45)
- An analysis of the relationship between bulk tank milk quality and wash water quality on dairy farms in Ontario, Canada. (2009) (44)
- The association between selected metabolic parameters and left abomasal displacement in dairy cows. (1998) (44)
- Assessment of bovine mammary chemokine gene expression in response to lipopolysaccharide, lipotechoic acid + peptidoglycan, and CpG oligodeoxynucleotide 2135. (2009) (43)
- Effect of monensin delivery method on dry matter intake, body condition score, and metabolic parameters in transition dairy cows. (2007) (43)
- Effect of early exposure to different feed presentations on feed sorting of dairy calves. (2013) (42)
- The effects of periparturient administration of flunixin meglumine on the health and production of dairy cattle. (2017) (42)
- THE INFLUENCE OF NEGATIVE ENERGY BALANCE ON UDDER HEALTH (2000) (41)
- The effect of dystocia on physiological and behavioral characteristics related to vitality and passive transfer of immunoglobulins in newborn Holstein calves. (2015) (40)
- Relationship between in vitro susceptibility test results and treatment outcomes for gram-positive mastitis pathogens following treatment with cephapirin sodium. (2009) (40)
- Progesterone profiles in postpartum Holstein dairy cows as an aid in the study of retained fetal membranes, pyometra and anestrus. (1991) (40)
- Accuracy of rectal palpation and of a rapid milk progesterone enzyme-immunoassay for determining the presence of a functional corpus luteum in subestrous dairy cows. (1991) (38)
- Timing of the onset and duration of ovulation in superovulated beef heifers. (1986) (38)
- The prevalence of milk and serum antibodies to Mycobacterium avium subspecies paratuberculosis in dairy herds in Ontario. (2005) (37)
- Herd characteristics and cow-level factors associated with Prototheca mastitis on dairy farms in Ontario, Canada. (2012) (36)
- Associations of serum haptoglobin in newborn dairy calves with health, growth, and mortality up to 4 months of age. (2014) (36)
- Effect of feed delivery method on the behavior and growth of dairy heifers. (2010) (36)
- Associations of herd- and cow-level factors, cow lying behavior, and risk of elevated somatic cell count in free-stall housed lactating dairy cows. (2013) (35)
- Efficacy of monensin sodium for the reduction of fecal shedding of Mycobacterium avium subsp. paratuberculosis in infected dairy cattle. (2005) (35)
- Measures of estrus detection and pregnancy in dairy cows after administration of gonadotropin-releasing hormone within an estrus synchronization program based on prostaglandin F2 alpha. (1998) (33)
- Analytic validation of an infrared milk urea assay and effects of sample acquisition factors on milk urea results. (2000) (33)
- Technical note: validation of data loggers for recording lying behavior in dairy goats. (2015) (32)
- Efficacy of using an internal teat sealer to prevent new intramammary infections in nonlactating dairy cattle. (2006) (32)
- Short communication: use of a mechanical brush by Holstein dairy cattle around parturition. (2013) (30)
- Studying the relationship between on-farm environmental conditions and local meteorological station data during the summer. (2016) (30)
- An Update on the Effect of Clinical Mastitis on the Welfare of Dairy Cows and Potential Therapies. (2018) (30)
- Risk factors for bovine infection with verocytotoxigenic Escherichia coli in Ontario, Canada (1993) (30)
- The use of an indirect Ostertagia ostertagi ELISA to predict milk production response after anthelmintic treatment in confined and semi-confined dairy herds. (2005) (30)
- Somatic cell scores and clinical signs following experimental intramammary infection of dairy cows with a Staphylococcus aureus small colony variant (S. aureus SCV) in comparison to other bovine strains. (2009) (30)
- Effects of tulathromycin on incidence of various diseases and growth of young heifers. (2013) (29)
- Dynamics and regulation of bulk milk somatic cell counts. (1993) (29)
- Ontario Bulk Milk Somatic Cell Count Reduction Program. 2. Dynamics of Bulk Milk Somatic Cell Counts (1992) (29)
- Safety of a progesterone-releasing intravaginal device as assessed from vaginal mucosal integrity and indicators of systemic inflammation in postpartum dairy cows. (2008) (29)
- Differences in bovine lymphocyte antigen associations between immune responsiveness and risk of disease following intramammary infection with Staphylococcus aureus. (1995) (28)
- Validation of a calf-side β-hydroxybutyrate test and its utility for estimation of starter intake in dairy calves around weaning. (2016) (28)
- Effect of supplementing glucose in drinking water on the energy and nitrogen status of the transition dairy cow (2002) (28)
- Adherence and efficacy of an external teat sealant to prevent new intramammary infections in the dry period. (2007) (28)
- Effects of tail docking using a rubber ring with or without anesthetic on behavior and production of lactating cows. (2002) (28)
- Multiattribute evaluation of two simple tests for the detection of Cryptosporidium parvum in calf faeces (2005) (27)
- Economic consequences of mastitis (2005) (26)
- Meloxicam administration either prior to or after parturition: Effects on behavior, health, and production in dairy cows. (2018) (26)
- Clinical trial on the effects of a free-access acidified milk replacer feeding program on the health and growth of dairy replacement heifers and veal calves (2016) (26)
- The effect of administering ketoprofen on the physiology and behavior of dairy cows following surgery to correct a left displaced abomasum. (2013) (26)
- Influence of the genotype of Staphylococcus aureus, determined by pulsed-field gel electrophoresis, on dry-period elimination of subclinical mastitis in Canadian dairy herds. (2006) (26)
- Effect of isoflupredone acetate with or without insulin on energy metabolism, reproduction, milk production, and health in dairy cows in early lactation. (2007) (26)
- Effect of eprinomectin treatment at calving on milk production in dairy herds with limited outdoor exposure. (2005) (25)
- Production and related variables in bovine leukaemia virus-infected cows (2004) (25)
- Short communication: presynchronization using a single injection of PGF2alpha before synchronized ovulation and first timed artificial insemination in dairy cows. (2003) (24)
- The relationship between milk production and antibody response to ovalbumin during the peripartum period. (2003) (23)
- Synchronization of estrus and pregnancy risk in anestrous dairy cows after treatment with a progesterone-releasing intravaginal device. (2007) (22)
- Associations of cow-level factors, frequency of feed delivery, and standing and lying behaviour of dairy cows milked in an automatic system (2013) (22)
- The impact of controlled release capsules of monensin on postcalving haptoglobin concentrations in dairy cattle. (2005) (22)
- Association of bovine respiratory disease or vaccination with serologic response in dairy heifer calves up to three months of age. (2015) (22)
- Antibody and cell-mediated immune responses to Staphylococcus aureus small colony variants and their parental strains associated with bovine mastitis. (2010) (22)
- An evaluation of protein/fat ratio in first DHI test milk for prediction of subsequent displaced abomasum in dairy cows. (1998) (21)
- Fat/protein ratio in first DHI test milk as test for displaced abomasum in dairy cows. (1997) (20)
- The effect of a progesterone releasing intravaginal device (PRID) on pregnancy risk to fixed-time insemination following diagnosis of non-pregnancy in dairy cows. (2007) (20)
- Short communication: Effect of sampling time relative to the first daily feeding on interpretation of serum fatty acid and beta-hydroxybutyrate concentrations in dairy cattle. (2010) (20)
- Changes in lying behavior after abrupt cessation of milking and regrouping at dry-off in freestall-housed cows: A case study (2014) (20)
- Effect of presynchronization using prostaglandin F2alpha and a milk-ejection test on pregnancy rate after the timed artificial insemination protocol, Ovsynch. (2005) (20)
- Effect of feed presentation on feeding patterns of dairy calves. (2013) (19)
- Competition during the milk-feeding stage influences the development of feeding behavior of pair-housed dairy calves. (2014) (19)
- A case-control study of selected pathogens including verocytotoxigenic Escherichia coli in calf diarrhea on an Ontario veal farm. (1992) (18)
- Effects of gonadotrophin releasing hormone on reproductive performance of dairy cows with retained placenta. (1984) (17)
- Factors associated with the risk of antibiotic residues and intramammary pathogen presence in milk from heifers administered prepartum intramammary antibiotic therapy. (2009) (17)
- Monensin might protect Ontario, Canada dairy cows from paratuberculosis milk-ELISA positivity. (2006) (17)
- Observations on intramammary infections in first calf heifers in early lactation. (1986) (16)
- In vitro exposure of bovine morulae to Ureaplasma diversum. (1986) (16)
- The Effect of Meloxicam NSAID Therapy on the Change in Vigor, Suckling Reflex, Blood Gas Measures, Milk Intake and Other Variables in Newborn Dairy Calves (2016) (15)
- Ovarian follicular activity in lactating Holstein cows supplemented with monensin. (2003) (15)
- Ketonemia in dairy goats: effect of dry period length and effect on lying behavior. (2015) (14)
- Exploring the characteristics and dynamics of Ontario dairy herds experiencing increases in bulk milk somatic cell count during the summer. (2015) (14)
- Validation of a New Pedometry System for Use in Behavioural Research and Lameness Detection in Dairy Cattle (2010) (14)
- Field trial to evaluate the effect of an intranasal respiratory vaccine protocol on calf health, ultrasonographic lung consolidation, and growth in Holstein dairy calves. (2018) (14)
- Culture of bulk tank milk as a mastitis screening test: A brief review. (1993) (13)
- Effects of milk replacer acidification and free-access feeding on early life feeding, oral, and lying behavior of dairy calves. (2018) (13)
- Monitoring and Managing Energy Balance in the Transition Dairy Cow (2004) (13)
- Association between selected metabolic parameters and left displaced abomasum in dairy cows (1999) (12)
- Haemophilus somnus: investigations of its potential role in bovine mastitis. (1985) (12)
- Survey of prevalence of overweight body condition in laboratory-housed cynomolgus macaques (Macaca fascicularis). (2010) (12)
- Effect of eprinomectin pour-on treatment around calving on reproduction parameters in adult dairy cows with limited outdoor exposure. (2006) (12)
- Trends in milk component production in dairy herds in Ontario: 1985–1994 (1998) (12)
- Herd management factors that affect duration and variation of adherence of an external teat sealant. (2007) (11)
- Reproductive performance of Ontario beef breeding herds (1994) (11)
- The effects of gonadotrophin releasing hormone administration four days after insemination on first-service conception rates and corpus luteum function in dairy cows. (1986) (11)
- Short communication: experimentally induced mastitis reduces weight shifting between the rear legs while standing in dairy cows. (2013) (11)
- Short communication: a comparison of 2 nonsteroidal antiinflammatory drugs following the first stage of a 2-stage fistulation surgery in dry dairy cows. (2013) (11)
- Practical Methods for Mastitis Control (2013) (11)
- Associations between winter herd management factors and milk protein yield in Ontario dairy herds. (1997) (11)
- Reproductive performance of lactating Holstein cows fed supplemental beta-carotene. (1986) (10)
- Feed delivery method affects the learning of feeding and competitive behavior in dairy heifers. (2010) (10)
- Effects of a core antigen vaccine against gram-negative bacteria on physiologic and yield parameters of dairy cows during late lactation and the dry period. (1998) (9)
- Field study to evaluate the effects of meloxicam NSAID therapy and calving assistance on newborn calf vigor, improvement of health and growth in pre-weaned Holstein calves (2015) (9)
- A Field Trial of a Pilated Moraxella bovis Bacterin for the Prevention of Infectious Bovine Keratoconjunctivitis. (1986) (9)
- The timing of the preovulatory surge of LH and embryo production in superovulated cows (1983) (9)
- Efficacy of two hydrogen peroxide teat disinfectants against Staphylococcus aureus and Streptococcus agalactiae. (2006) (9)
- The association of herd milk production and management with a return-over-feed index in Ontario dairy herds. (2005) (9)
- Evaluation of return to estrus in superovulated dairy heifers following prostaglandin treatment (1989) (9)
- Investigating potential risk factors for seasonal variation: an example using graphical and spectral analysis methods based on the production of milk components in dairy cattle. (1998) (8)
- Monitoring and Controlling Mastitis on Ontario Dairy Farms (1991) (8)
- Efficacy of an iodophore teat disinfectant against Staphylococcus aureus and Streptococcus agalactiae in experimental challenge. (2005) (8)
- The association between first DHI milk-test parameters and subsequent displaced abomasum diagnosis in dairy cows. (1999) (8)
- An investigation of the effects of ketoprofen following rumen fistulation surgery in lactating dairy cows. (2014) (8)
- Reproductive performance of postpartum dairy cows under a highly intervenient breeding program involving timed insemination and combinations of GnRH, prostaglandin F2alpha and human chorionic gonadotropin. (2001) (7)
- ASSOCIATIONS BETWEEN CLINICAL MASTITIS AND PREGNANCY ON ONTARIO DAIRY FARMS (2001) (7)
- The effects of gonadotrophin releasing hormone administration in early postpartum dairy cows on hormone concentrations, ovarian activity and reproductive performance: a review. (1983) (7)
- Relationship between postmilking standing duration and risk of intramammary infection in freestall-housed dairy cows milked 3 times per day. (2014) (7)
- Management Risk Factors Associated with Stillbirth (2007) (7)
- On-Farm Culturing for Better Milk Quality (2009) (7)
- Observations on intramammary infection and somatic cell counts in cows treated with recombinant bovine somatotropin. (1991) (7)
- Evaluation of Keto-Test in Urine and Milk for the Detection of Subclinical Ketosis in Periparturient Holstein Dairy Cattle (2002) (7)
- Verminous Pneumonia in Adult Dairy Cows in Southern Ontario due to Dictyocaulus viviparus. (1986) (7)
- Implementation and use of a microcomputer-based management information system to monitor dairy herd performance. (1992) (6)
- Workshop: genetic improvement of resistance to mastitis of dairy cattle with special emphasis on somatic cell count. (1994) (6)
- Evaluation of a treatment protocol for intramammary infections in early postpartum dairy cows based on a positive California Mastitis Test result (2004) (6)
- Objective structured clinical examinations (OSCEs) as a summative evaluation tool in a ruminant health management rotation for final-year DVM students. (2008) (6)
- Macrophage-lymphocyte cytokine interactions in silicosis. (1996) (6)
- Milk Replacer Acidification for Free-Access Feeding: Effects on the Performance and Health of Veal Calves (2016) (6)
- Preliminary investigation of teat cleaning procedures in a robotic milking system. (2002) (5)
- Research and Teaching of Dairy Cattle Well Being: Finding Synergy Between Ethology and Epidemiology (2009) (5)
- Causes of obesity in captive cynomolgus macaques: influence of body condition, social and management factors on behaviour around feeding (2012) (5)
- Decision-making in clinical mastitis therapy programmes (1998) (5)
- Freezing Point of Bulk Milk in Ontario - An Observational Study. (1992) (5)
- Health and Immune Function of Dairy Calves (2012) (5)
- Relationship between Serum Total Protein and Serum IgG in Holstein Calves Fed Either a Lacteal- or Plasma-derived Colostrum Replacer (2010) (5)
- Test Comparison of Precision Xtra® and Ketostix® for Ketosis in Dairy Cows (2008) (5)
- An Evaluation of The Portascc® Test As A Measure of Udder Health Status Dairy Cows (An Excerpt From A Technical Report)* (2011) (4)
- Evaluation of the Test Characteristics of the HyMast® Bacteriological Test System (2020) (4)
- Ovarian function in Holstein cows immunized against pregnant mare serum gonadotrophin. (1986) (4)
- Evaluation of the Petrifilm™ Culture System for the Identification of Mastitis Bacteria as Compared to Standard Bacteriological Methods (2005) (4)
- Investigation of weaning strategy and solid feed location for dairy calves individually fed with an automated milk feeding system. (2020) (4)
- Association of Cow and Quarter Level Factors at Dry Off and New Intramammary Infections in the Dry Period (2002) (3)
- Efficacy of the selective treatment of clinical mastitis based on on-farm culture results (2011) (3)
- Effect of Using an On-Farm Culture-Based Treatment System on Antibiotic Use and Bacteriological Cure for Clinical Mastitis (2008) (3)
- Does monitoring for ketosis in dairy herds pay (2000) (3)
- Keeping your calves healthy (2007) (3)
- Effects of Free-Access Feeding and Milk Replacer Acidification on Calf Performance and Development of Digestive Anatomy (2010) (3)
- Associations between individual cow factors and milk-protein production. (1998) (3)
- Attitudes and expectations of producers to the use of a microcomputer-based management information system to monitor dairy herd performance. (1992) (3)
- Evaluation of the California Mastitis Test to Determine Udder Health Status of Early Lactation Dairy Cows (2002) (3)
- NEW CONCEPTS ON BOVINE MASTITIS CONTROL (2004) (3)
- Mastitis in bulk tank milk culture in Ontario. (1990) (3)
- Effect of feeding method on the behavior and growth of dairy heifers. (2010) (3)
- Survey of Selected Risk Factors and Therapeutic Strategies for Parasitism on Milk Production Response of Lactating Dairy Cattle (2019) (3)
- Understanding the Lying Behaviour Patterns of Cows Milked In Automated Systems (2010) (2)
- Nonsteroidal anti-inflammatory drug therapy for neonatal calf diarrhea complex : Effects on calf performance 1 (2010) (2)
- Association of cow and quarter-level factors at a dry off and new intramammary infections in the dry period (2002) (2)
- Biosecurity Practices to Limit Spread of Staphylococcus aureus on Ontario Sentinel Dairy Farms (1999) (2)
- Short Communication: Automated assessment of the effect of flunixin meglumine on rumination in dairy cows with endotoxin-induced mastitis (2013) (2)
- Prevention and Prediction of Displaced Abomasum in Dairy Cows (1999) (2)
- Characterizing the attitudes and motivations of Ontario dairy producers toward udder health. (2020) (2)
- The Effect of Respiratory Disease on Lying Behavior in Holstein Dairy Calves (2014) (2)
- Associations between milk-protein production and reproduction, health, and culling. (1998) (2)
- Validation of the Minnesota Easy Culture System II (2006) (2)
- Performance of a milk leukocyte differential test for decision-making in a selective dry cow therapy program (2019) (1)
- Prevention of Infectious Bovine Keratoconjunctivitis (2006) (1)
- Prepartum intramammary antibiotic therapy: effect on risk of antibiotic residues in milk from dairy heifers. (2005) (1)
- Relationship between maternal plasma progesterone and interferon tau synthesis by the conceptus in cattle (1994) (1)
- Assessment of antimicrobial transfer from treated to untreated mammary gland quarters by use of high-pressure liquid chromatography for detection of cloxacillin in milk samples from nonlactating dairy cows. (2006) (1)
- Prepartum intramammary antibiotic therapy: effects on udder health, milk production, and reproductive performance in dairy heifers. (2005) (1)
- The sensitivity and specificity of postbreeding plasma progesterone levels as a pregnancy test for dairy cows. (1985) (1)
- An Evaluation of the Effects of Low, Average, and High Postweaning Weight Gains on Short-Term Behavior and Future Growth of Dairy Calves (2009) (1)
- Development of a newborn calf vigor scoring system (2018) (1)
- Acclimation to salinity and survival of Lahontan cutthroat trout Oncorhynchus clarki henshawi (2009) (1)
- Importance of Teat Canal Closure and Other Risk Factors On Dry Period Intramammary Infections (2003) (1)
- Bulk tank culturing can monitor Streptococcus agalactiae mastitis. (1990) (1)
- Risk Factors, Impacts, and Therapy for Endometritis in Dairy Cows (2010) (1)
- Efficacy of Two Fresh Cow Subclinical Mastitis Treatment Programs on Antibiotic Use, Days out of Tank, Bacteriological Cure, Clinical Mastitis, Somatic Cell Count, Milk Yield, Reproduction, and Culling (2009) (1)
- Promoting judicious antibiotic use: On-farm culture-based treatment strategies (2011) (1)
- Analysis of the Relationship between Wash Water Quality and Bulk Tank Milk Quality on Ontario Dairy Farms (2007) (1)
- Serum non-esterified fatty acid and beta-hydroxybutyrate in the transition period and their associations with disease in dairy cows. (2008) (1)
- Impact of a progesterone-releasing intravaginal device on plasma progesterone levels in lactating dairy cattle (2006) (1)
- Why wild-caught striped mice seldom stereotype (1)
- Effect of administration of recombinant bovine somatotropin on health and performance of lactating dairy cows diagnosed with hyperketonemia. (2015) (1)
- Milks from cloned cows : rennet coagulation properties of five clones over a single lactation cycle (2002) (0)
- Use of an ELISA against Ostertagia ostertagi to monitor parasite burdens in lactating dairy cattle (2000) (0)
- Reproductive endocrinology of the cow: Part 1 (1988) (0)
- Risk Factors for Johne's Disease in Ontario Dairy Herds (2004) (0)
- Animal Behavior and Well-Being Platform Session : Assessment of Affective States of Dairy Cattle (2018) (0)
- BehaviOr and well-Being i 0032 Associations between bovine respiratory disease complex and the probability and latency of group-reared neonatal dairy calves to approach a novel object or stationary person (2014) (0)
- Ketosis – Managable by breeding strategies ? (2009) (0)
- ADSA Graduate Paper Competition-Production Division-PhD Students (2011) (0)
- Animal Health III (2011) (0)
- The influence of the monensin controlled-release capsule on the occurrence of subclinical ketosis, in lactating dairy cows (1997) (0)
- Animal Health V (2008) (0)
- Programmed cell death-1 molecule expression by feline dendritic cells as a potential mechanism of immunosuppression during FIV infection (2008) (0)
- Evaluation of a Rapid Test for NEFA in Bovine Serum (2004) (0)
- Coinparative Efficacy of a Novel Intrainaininary Dry Cow Antibiotic to Eliininate Subclinical Mastitis in the Dry Period (2019) (0)
- Jejuna! Hemorrhage Syndrome of Dairy Cattle (2019) (0)
- Association between Serum Total Protein and Immunoglobulin G Measures in Calves Fed a Whole Colostrum Derived Colostrum Replacer (2009) (0)
- Controlled breeding of dairy heifers (1986) (0)
- Ensuring the health and welfare of dairy calves and heifers (2017) (0)
- Pharmacokinetics of Parenteral Vitamin E in Peripartum Dairy Cows (2004) (0)
- Risk Factors and Impacts of Retained Placenta and Metritis in Dairy Cows (2010) (0)
- Do therapeutic hoof blocks alter dairy cattle behaviour ? (2011) (0)
- Lameness Scoring in Dairy Cattle (2006) (0)
- Efficacy and Pharmacokinetics of Bacteriophage Therapy in Treatment of Subclinical Staphylococcus aureus Mastitis in Lactating Dairy Cattle† (2006) (0)
- Comparison of Feeding Lacteal- and Plasma-derived Commercial Colostrum Replacers on Fecal Scores and Pathogen Shedding in Heifer Dairy Calves (2010) (0)
- Randomized Clinical Field Trial of the Effect of Preweaning Viral Vaccination on the Incidence of Respiratory Disease in Dairy Heifer Calves Up to Four Months of Age (2018) (0)
- Factors affecting pregnancy rate following non-surgical transfer of frozen bovine embryos (1987) (0)
- Comparative efficacy of a novel intramammary dry cow antibiotic to eliminate subclinical mastitis in the dry period (2003) (0)
- Forage concentration and dried distillers grains with solubles in diets for lactating dairy cows (2010) (0)
- Evaluation of Techniques for Diagnosis of Endometritis in Dairy Cows (2009) (0)
- Prevalence, Etiology and Self Cure Rates of Subclinical Intramammary Infections in Fresh Cows (2007) (0)
- Multiattribute Evaluation of Two Simple Tests for the Detection of Cryptosporidium parvum Oocysts in Calf Feces (2005) (0)
- Serum Fatty Acid and 3-hydroxybutyrate Concentrations Depend on the Sample Time Related to the First Feed Intake in Dairy Cows (2020) (0)
- Impact of milk production and important management factors on the process of dry-off in lactating dairy cows (2001) (0)
- Single-drug and Multi-drug Resistance Exhibited by Gram-positive Mastitis Pathogens (2009) (0)
- Program: An Evaluation of a Ad Libitum Acidified Milk-Feeding Program on the Growth, Development and General Health of Dairy Calves. (2008) (0)
- Prediction of degree of mastitis from repeated measurements of lactate dehydrogenase ( LDH ) in milk (2007) (0)
- Weaning age impacts growth , feed intake , and behavioral indicators of stress in Holstein calves fed a high plane of nutrition (2014) (0)
- Animal Health: Dairy II (2011) (0)
- Ontario Veal Farm (2005) (0)
- Impact of Two Coliform Mastitis Immunization Schedules on Immune Response, Milk Yield, Intramammary Infection and Dry Matter Feed Intake in Holstein Dairy Cattle (2003) (0)
- Production, Management & the Environment - Livestock and Poultry II (2007) (0)
- Association between genotype of Staphylococcus aureus, recovered at the end of lactation, and cure of the organism in the dry period. (2005) (0)
- Assessment of selenium supplementation by systemic injection at birth on pre-weaning calf health (2019) (0)
- Ongoing Study: Use of an On-Farm Culture System for the Strategic Treatment of Clinical and Subclinical Intramammary Infections. (2005) (0)
- Selected highlights from other journals (2013) (0)
- Ruminant Nutrition: Dairy: Calves (2009) (0)
- Efficacy of an Internal Teat Sealant, Orbeseal, for Reduction of Clinical Mastitis during the First 60 Days Post-partum (2004) (0)
- OUR INDUSTRY TODAY Economics of Mastitis Control (1990) (0)
- Prevalence, Risk Factors and Treatment of Postpartum Anestrus in Dairy Cattle (2005) (0)
- Efficacy of an internal teat sealer used in conjunction with intramammary antibiotics on the cure of intramammary infections during the dry period (2006) (0)
- Impact of Milk Temperature Monitoring on Milk Quality on Ontario Dairy Farms (2007) (0)
- Cryptosporidiosis in dairy calves: risk factors, diagnosis, and zoonotic potential. (2007) (0)
- Field Trial of Intrauterine Antibiotic or Prostaglandin for Treatment of Clinical Endometritis in Dairy Cows (2001) (0)
- KEY FACTS Monitoring for Subclinical Ketosis in Dairy Herds (2005) (0)
- Behavioural Changes of Dairy Cows During Drying-Off Using Abrupt Cessation of Milking (2010) (0)
- Voluntary intake and feeding preferences of dairy cattle for Chicory ( Chichorium intibus ) and Birdsfoot trefoil ( Lotus corniculatus ) as related to harvest time (2013) (0)
- Production , Management and the Environment : General (2009) (0)
- Comparison of thoracic ultrasonography with analysis of bronchoalveolar lavage fluid for the diagnosis of subclinical bronchopneumonia in dairy calves (2013) (0)
- Accelerometer use for detection of hoof lesions and lameness (2013) (0)
- Animal Health: Mastitis, Lameness, and Stress (2009) (0)
This paper list is powered by the following services:
What Schools Are Affiliated With Kenneth E. Leslie?
Kenneth E. Leslie is affiliated with the following schools: