Ramon C. Littell
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Ramon C. Littellmathematics Degrees
Mathematics
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Statistics
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Mathematics
Ramon C. Littell's Degrees
- PhD Statistics University of Georgia
- Masters Statistics University of Georgia
- Bachelors Mathematics University of Georgia
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(Suggest an Edit or Addition)Ramon C. Littell'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
- SAS System for Mixed Models (1996) (7241)
- Statistical analysis of repeated measures data using SAS procedures. (1998) (2785)
- Modelling covariance structure in the analysis of repeated measures data. (2000) (845)
- SAS for Mixed Models (2018) (741)
- SAS for Mixed Models, Second Edition (2006) (649)
- SAS for Linear Models (2002) (630)
- SAS® System for Regression (2001) (523)
- SAS for linear models : a guide to the ANOVA and GLM procedures (1981) (421)
- Effect of antibiotic growth promoters on broiler performance, intestinal growth parameters, and quantitative morphology. (2006) (321)
- Exact Statistical Methods for Data Analysis (2001) (260)
- Asymptotic Optimality of Fisher's Method of Combining Independent Tests (1971) (252)
- Chemical characteristics and relative bioavailability of supplemental organic zinc sources for poultry and ruminants. (2000) (240)
- Estimation of relative bioavailability of nutrients using SAS procedures. (1997) (235)
- SAS® System for Mixed Models@@@SAS registered System for Mixed Models (1997) (218)
- HPLC method for analysis of free amino acids in fish using o-phthaldialdehyde precolumn derivatization. (1999) (153)
- Chemical characteristics and relative bioavailability of supplemental organic copper sources for poultry. (2001) (138)
- TUTORIAL IN BIOSTATISTICS: MODELLING COVARIANCE STRUCTURE IN THE ANALYSIS OF REPEATED MEASURES DATA (2000) (138)
- Monitoring Babesia bovis infections in cattle by using PCR-based tests (1996) (137)
- Projected multivariate linear models for directional data (1998) (124)
- Nitrogen Fixation in Grasses Inoculated with Spirillum lipoferum (1976) (124)
- Comparison of various antibiotic treatments for cows diagnosed with toxic puerperal metritis. (1995) (108)
- Moisture and substrate availability constrain soil trace gas fluxes in an eastern Amazonian regrowth forest (2004) (93)
- Relative bioavailability of supplemental inorganic zinc sources for chicks. (1997) (93)
- Relative bioavailability of organic zinc sources based on tissue zinc and metallothionein in chicks fed conventional dietary zinc concentrations (2002) (93)
- Analysis of unbalanced mixed model data: A case study comparison of ANOVA versus REML/GLS (2002) (92)
- Performance of lactating dairy cows managed on pasture-based or in freestall barn-feeding systems. (2005) (89)
- A general polyploid model for analyzing gene segregation in outcrossing tetraploid species. (2001) (88)
- Performance and tissue zinc and metallothionein accumulation in chicks fed a high dietary level of zinc. (1998) (85)
- Computer assisted design and analysis of response surface experiments in agronomy (1975) (83)
- Statistical evaluation of bioavailability assays (1995) (81)
- Hurricanes and the Urban Forest: I. Effects on Southeastern United States Coastal Plain Tree Species (2007) (79)
- Fluorescent antibody technique to identify Azospirillum brasilense associated with roots of grasses (1979) (77)
- The effects of quality grade, aging, and location within muscle on Warner-Bratzler shear force in beef muscles of locomotion. (2005) (77)
- Hurricanes and the Urban Forest: II. Effects on Tropical and Subtropical Tree Species (2007) (77)
- Regression Using JMP (2003) (74)
- ANALYSIS OF REPEATED MEASURES DATA (1990) (73)
- Application of approximate variances of variance components and their ratios in genetic tests (1995) (72)
- Effect of method of applying fibrolytic enzymes or ammonia to Bermudagrass hay on feed intake, digestion, and growth of beef steers. (2008) (71)
- Effect of fibrolytic enzymes on the fermentation characteristics, aerobic stability, and digestibility of bermudagrass silage. (2005) (69)
- Relative bioavailability of manganese from a manganese-methionine complex and inorganic sources for ruminants. (1992) (63)
- Performance of ‘Valencia’ Sweet Orange Trees on 12 Rootstocks at Two Locations and an Economic Interpretation as a Basis for Rootstock Selection (2010) (63)
- A logistic mixture model for characterizing genetic determinants causing differentiation in growth trajectories. (2002) (59)
- Comparing nutrient intake from food to the estimated average requirements shows middle- to upper-income pregnant women lack iron and possibly magnesium. (2003) (58)
- Goodness-of-fit tests for the two parameter Weibull distribution (1979) (58)
- Use of an enzyme-linked immunosorbent assay to estimate prevalence of paratuberculosis in cattle of Florida. (1990) (57)
- Effect of dietary iron concentration, age, and length of iron feeding on feed intake and tissue iron concentration of broiler chicks for use as a bioassay of supplemental iron sources. (1996) (56)
- The potential to increase digestibility of tropical grasses with a fungal, ferulic acid esterase enzyme preparation (2008) (54)
- Metabolic responses of transition Holstein cows fed anionic salts and supplemented at calving with calcium and energy. (2002) (53)
- Development and evaluation of a chicken breakfast sausage manufactured with mechanically deboned chicken meat. (1997) (53)
- Effect of dietary zinc source and method of oral administration on performance and tissue trace mineral concentration of broiler chicks. (1999) (51)
- Structured Antedependence Models for Functional Mapping of Multiple Longitudinal Traits (2005) (50)
- Statistical Analysis of Experiments with Repeated Measurements (1989) (50)
- SAS System for Regression,Third Edition (2000) (49)
- Effects of Fungi and Bacteria on the Decline of Arthropod-Damaged Waterhyacinth (Eichornia crassipes) in Florida (1978) (48)
- Pruning and skirting affect canopy microclimate, yields, and fruit quality of 'Orlando' tangelo (2000) (48)
- A haplotype-based algorithm for multilocus linkage disequilibrium mapping of quantitative trait loci with epistasis. (2003) (48)
- Effect of calcium-energy supplements on calving-related disorders, fertility and milk yield during the transition period in cows fed anionic diets. (2003) (47)
- A statistical model for the genetic origin of allometric scaling laws in biology. (2002) (45)
- Appropriate statistical methods to compare dose responses of methionine sources. (2006) (45)
- Social behavior drives the dynamics of respiratory disease in threatened tortoises. (2010) (45)
- Effects of Arsenic Species and Concentrations on Arsenic Accumulation by Different Fern Species in a Hydroponic System (2005) (44)
- Physiologic and metabolic responses of wheat seedlings to elevated and super-elevated carbon dioxide (2008) (44)
- Improved Enzyme-Linked Immunosorbent Assay To Reveal Mycoplasma agassizii Exposure: a Valuable Tool in the Management of Environmentally Sensitive Tortoise Populations (2007) (44)
- Arsenic distribution in Florida urban soils: comparison between Gainesville and Miami. (2003) (43)
- Response of Pearl Millet Inbreds and Hybrids to Inoculation with Azospirillum brasilense 1 (1979) (43)
- Some Characteristics of Nocturnal Penile Tumescence during Puberty (1972) (42)
- Free Amino Acids in Dark- and White-muscle Fish as Determined by O-phthaldialdehyde Precolumn Derivatization (2001) (42)
- Agricultural Field Experiments. (1996) (41)
- Effects of selected pesticides and adjuvants on germination and vegetative growth of Phomopsis amaranthicola, a biocontrol agent for Amaranthus spp. (2004) (40)
- Exact Tests for the Main Effects' Variance Components in an Unbalanced Random Two-Way Model. (1987) (39)
- A field investigation to examine the effects of sprayer type, ground speed, and volume rate on spray deposition in Florida citrus (1989) (39)
- Effects of treatment with ammonia or fibrolytic enzymes on chemical composition and ruminal degradability of hays produced from tropical grasses (2008) (39)
- Model for mapping imprinted quantitative trait loci in an inbred F2 design. (2006) (38)
- Recovery of forest structure and spectral properties after selective logging in lowland Bolivia. (2006) (38)
- Estimation of Shift and Center of Symmetry Based on Kolmogorov-Smirnov Statistics (1975) (36)
- Evaluation of an enzyme-linked immunosorbent assay for diagnosis of trichinellosis in swine. (1992) (35)
- Gas chromatographic analysis of histamine in mahi-mahi (Coryphaena hippurus). (2002) (35)
- Evaluation of the properties of polystyrene divinylbenzene adsorbents for debittering grapefruit juice (1990) (35)
- Relative Bioavailability of Basic Zinc Sulfate and Basic Zinc Chloride for Chicks (2000) (35)
- Effect of Method of Adding a Fibrolytic Enzyme to Dairy Cow Diets on Feed Intake Digestibility, Milk Production, Ruminal Fermentation, and Blood Metabolites# (2013) (35)
- Nutritional characterization of Mucuna pruriens: 3. Effect of replacing soybean meal with Mucuna on intake, digestibility, N balance and microbial protein synthesis in sheep (2009) (33)
- Incidence of subclinical ketosis in cows supplemented with a monensin controlled-release capsule in Holstein cattle, Florida, USA. (2006) (32)
- Bull influences on conception percentage and calving date in Angus Hereford, Brahman and Senepol single-sire herds. (1990) (31)
- Nutritional characterization of Mucuna pruriens: 1. Effect of maturity on the nutritional quality of botanical fractions and the whole plant. (2009) (31)
- Mineral nutrition of beef cattle grazing native pastures on the eastern plains of Colombia. (1980) (31)
- Statistical methods for dissecting triploid endosperm traits using molecular markers. An autogamous model. (2002) (30)
- Effect of Inoculation with Azospirillum and Azotobacter on Tuff-type Bermuda Genotypes 1 (1978) (30)
- Carbon dioxide and temperature effects on forage dry matter production (2001) (29)
- Quantitative trait loci for growth trajectories in Populus. (2003) (28)
- A Test of Equality of Two Normal Population Means and Variances (1976) (28)
- ANALYSIS OF BIOGENIC AMINES AND THEIR PRECURSOR FREE AMINO ACIDS IN MAHI‐MAHI (CORYPHAENA HIPPURUS) (2007) (26)
- Nutritional characterization of Mucuna pruriens 4. Does replacing soybean meal with Mucuna pruriens in lamb diets affect ruminal, blood and tissue L-dopa concentrations? (2009) (25)
- Sensory attributes and volatile components of stored strawberry juice (2006) (24)
- WINTER MORTALITY OF COMMON LOONS IN FLORIDA COASTAL WATERS (1997) (23)
- Modeling Extent and Distribution of Zygotic Disequilibrium: Implications for a Multigenerational Canine Pedigree (2006) (22)
- Nutritional characterization of Mucuna pruiriens: 2. In vitro ruminal fluid fermentability of Mucuna pruriens, Mucuna L-dopa and soybean meal incubated with or without L-dopa. (2009) (22)
- Effect of a monensin controlled-release capsule on rumen and blood metabolites in Florida Holstein transition cows. (2004) (22)
- Variation in density and moisture content of wood and bark among twenty Eucalyptus grandis progenies (1984) (21)
- New Tools for the Analysis and Characterization of Slow-Release Fertilizers (2003) (21)
- ON-FARM EXPERIMENTS WITH MAIZE-MUCUNA SYSTEMS IN THE LOS TUXTLAS REGION OF VERACRUZ, MEXICO. I. MUCUNA BIOMASS AND MAIZE GRAIN YIELD (2003) (21)
- Estimation of the relative bioavailability of zinc from inorganic zinc sources for sheep (1997) (21)
- Variability in Juice Quality of 'Valencia∑ Sweet Orange and Sample Size Estimation for Juice Quality Experiments (2003) (20)
- Clustering Periodic Patterns of Gene Expression Based on Fourier Approximations (2006) (19)
- Coleoptile Length of Dwarf Wheat Isolines (2002) (19)
- Growth of an understory herb is chronically reduced in Amazonian forest fragments (2011) (18)
- TVB-N Correlation with Odor Evaluation and Aerobic Plate Count in Mahi-Mahi (Coryphaena hippurus) (2002) (18)
- Bioavailability of cobalt sources for ruminants. 2. Estimation of the relative value of reagent grade and feed grade cobalt sources from tissue cobalt accumulation and vitamin B12 concentrations (1997) (17)
- Age-Related Response of Anastrepha suspensa (Diptera: Tephritidae) to Protein Hydrolysate and Sucrose (1995) (17)
- Effectiveness of a Leafminer Control Program for Florida Tomato Production (1975) (17)
- Confidence Regions for Location and Scale Parameters Based on the Kolmogorov-Smirnov Goodness of Fit Statistic (1978) (16)
- Genetic trends for milk yield of Jerseys and correlated changes in productive and reproductive performance. (1999) (16)
- INFLUENCE OF RAINFALL ON LUNGWORM INFECTIONS IN BIGHORN SHEEP * (1976) (15)
- Ordinary least squares estimation of general and specific combining abilities from half-diallel mating designs (1992) (15)
- Effect of high dietary zinc concentration and length of zinc feeding on feed intake and tissue zinc concentration in sheep (1997) (15)
- Bioavailability of cobalt sources for ruminants. 3. In vitro ruminal production of vitamin B12 and total corrinoids in response to different cobalt sources and concentrations (1997) (15)
- Intraspecific Competition of Hydrilla verticillata (1980) (14)
- Nitrogen fertilization affects bahiagrass responses to elevated atmospheric carbon dioxide (2006) (14)
- Insomniacs: Unpredictable and Idiosyncratic Sleepers1 (1973) (14)
- Bioavailability of cobalt sources for ruminants : 1. Effects of time and dietary cobalt concentration on tissue cobalt concentration (1997) (14)
- Design of paired comparison experiments when treatments are levels of a single quantitative variable (1986) (13)
- Effect of administration of a controlled-release monensin capsule on incidence of calving-related disorders, fertility, and milk yield in dairy cows. (2006) (13)
- The SAS System for Linear Models (3rd e.). (1992) (13)
- Pre-partum monensin supplementation improves body reserves at calving and milk yield in Holstein cows dried-off with low body condition score. (2007) (12)
- Exponential mapping of quantitative trait loci governing allometric relationships in organisms (2003) (12)
- Combining One-Sided Binomial Tests (1986) (12)
- IMPACT OF VARIANCE COMPONENT ESTIMATES ON FIXED EFFECT INFERENCE IN UNBALANCED LINEAR MIXED MODELS (2002) (12)
- Comparison of methods to determine relative bioavailability of magnesium in magnesium oxides for ruminants. (1989) (12)
- Analysis of somatic cell count data by a peak evaluation algorithm to determine inflammation events. (1991) (11)
- Influence of dietary lead and calcium on tissue lead accumulation and depletion, lead metabolism and tissue mineral composition in sheep. (1983) (11)
- Confidence Regions Based on Methods of Combining Test Statistics (1981) (11)
- Probability of Detecting Nematode Infestations in Quarantine Samples (1993) (10)
- ON-FARM EXPERIMENTS WITH MAIZE-MUCUNA SYSTEMS IN THE LOS TUXTLAS REGION OF VERACRUZ, SOUTHERN MEXICO. II. MUCUNA VARIETY EVALUATION AND SUBSEQUENT MAIZE GRAIN YIELD (2003) (10)
- Effects of dietary phosphorus, soil ingestion and dietary intake level on performance, phosphorus utilization and serum and alimentary tract mineral concentrations in lambs. (1988) (9)
- Modelling epistatic effects of embryo and endosperm QTL on seed quality traits. (2006) (9)
- Relative bioavailability of magnesium sources for ruminants as measured by urinary magnesium excretion (1992) (9)
- Handbook on Gopher Tortoise (Gopherus polyphemus): Health Evaluation Procedures for Use by Land Managers and Researchers (2009) (9)
- SAS® System for Elementary Statistical Analysis@@@SAS registered System for Elementary Statistical Analysis (1999) (8)
- The SAS System for Regression (2nd ed.). (1992) (8)
- A likelihood approach for mapping growth trajectories using dominant markers in a phase-unknown full-sib family (2004) (8)
- Which Mole Crickets Damage Bahiagrass Pastures (1982) (7)
- Local Influence of Predictors in Multiple Linear Regression (2003) (7)
- IDENTIFYING THE SOCIAL DOMINANCE ORDER IN A MIXED BREED HERD: A PRACTICAL METHODOLOGY Identificando el orden de dominancia social en un rebaño racialmente mixto. Una metodología práctica (2005) (7)
- Effects of sire of fetus upon subsequent milk production and reproduction of Jersey cows. (1989) (7)
- Foraging behavior of red-cockaded woodpeckers: an evaluation of research methodologies (1985) (7)
- Seroepidemiology of trichinellosis in Florida swine. (1993) (6)
- The Evolution of Linear Models in SAS: A Personal Perspective (2011) (6)
- Repeated Measures Analysis with Clustered Subjects (2007) (6)
- Sorption of Ethyl Butyrate and Octanal Constituents of Orange Essence by Polymeric Adsorbents (1993) (6)
- Designs for R × C factorial paired comparison experiments (1977) (6)
- Weight changes of male dairy calves following zeranol implants. (1982) (5)
- Chemical analysis and sensory evaluation of mahi-mahi (Cryphaena hippurus) during chilled storage. (2004) (5)
- Soil water use, root density, and fruit yield for two citrus tree spacings. (1990) (5)
- Establishment of associative N2-fixing systems (1983) (4)
- Genetic effects on dairy calf growth. (1989) (4)
- Orientation of Fall‐migrating Butterflies in North Peninsular Florida and Source Areas (2010) (3)
- 241 Estimating Optimal Sample Size for Sweet Orange Fruit Quality Experiments (1999) (3)
- Phenotypic variation in calorific value of melaleuca materials from south florida (2008) (3)
- On minimum distance estimation of location based on the kolmogorov statistic (1982) (3)
- A framework to monitor environment‐induced major genes for developmental trajectories: implication for a prenatal cocaine exposure study (2006) (3)
- On the relative efficiency of some kolmogorov-smirnov-type tests for symmetry about zero (1974) (3)
- The influence of shading on associative N2 fixation (1984) (3)
- On the Comparison of Two Methods of Combining Independent Tests (1972) (3)
- ANALYSIS OF UNBALANCED MIXED MODEL DATA: Traditional ANOVA Versus Contemporary Methods (1996) (3)
- INFLUENCE OF DIETARY MANGANESE ON TISSUE TRACE MINERAL ACCUMULATION AND DEPLETION IN SHEEP (1985) (3)
- Influence of various solvent-water mixtures on the extraction of dieldrin and methomyl residues from radishes. (1982) (3)
- SAS System for Forecasting Time Series@@@SAS System for Linear Models@@@SAS System for Regression (1988) (2)
- On the Efficiency of a Competitor of the Two-Sample Kolmogorov-Smirnov and Kuiper Tests (1972) (2)
- Update on adequacy of protein and energy intake during pregnancy. (2003) (2)
- Concentration of aqueous orange essence by sorption on styrene-divinylbenzene resin (1992) (1)
- Multiple Comparison Procedures (1989) (1)
- Minimizing ELISA background in the diagnosis of swine trichinellosis. (1992) (1)
- Estimates of sample size for detection and estimation of incidence and severity of corky ringspot of potato (2003) (1)
- On the Relation Between Bahadur Efficiency and Power (1970) (1)
- Power Analysis of On-farm Fertilizer Trials with Tomato (2007) (1)
- PLANNING A SAFETY STUDY OF AN AGRICULTURAL PRODUCT: EFFECTS OF LAND APPLICATION OF PHOSPHOGYPSUM ON RADON FLUX (1992) (1)
- About the inconvenience of handling mixed-breed herds; aspects of social behavior as a potential source of stress and economic losses (2019) (1)
- EMPIRICAL AND HIERARCHICAL BAYES ESTIMATION OF THE RESPONSE FUNCTION (1990) (1)
- Practical Statistics Simply Explained (1973) (0)
- Modeling Variation in Repeated Measures Data (2010) (0)
- Soil pH adjustment by the double buffer method for pearl millet (Pennisetum typhoides (Berm.) Staph and Hubbard) on an ultic haplaquod (1978) (0)
- Tissue Zinc Uptake as a Measure of the Relative Bioavailability of Supplemental Zinc Sources For Domestic Animals (2002) (0)
- [Statistical Methods for Nuclear Materials Safeguards: An Overview]: Discussion (1982) (0)
- The Effects of Quality Grade , Aging , and Location Within Muscle on WBSF in Beef Muscles of Locomotion 1 (2004) (0)
- APPROPRIATE STATISTICAL METHODS FOR COMPARING SOURCES OF NUTRITIONAL METHIONINE (2006) (0)
- Acetylene Reduction Activity and Non-Structural Carbohydrate Content of Hemarthria Altissima CV. Bigalta, After Defoliation (1984) (0)
- ESTIMATION OF AND ADJUSTMENT FOR RESIDUAL EFFECTS IN DAIRY FEEDING EXPERIMENTS UTILIZING CHANGEOVER DESIGNS (1995) (0)
- Technical note: subjective enumeration of episodic events (spikes) in animal physiology experiments. (1995) (0)
- Production, Management and the Environment: Nutritional Management (2004) (0)
- Sampling Citrus Fibrous Roots and Tylenchulus semipenetrans 1 (1994) (0)
- Research Papers: Effect of Meloidogyne incognita and M. javanica on the Growth of Two Flue-Cured Tobacco Cultivars (1977) (0)
- Mixed Model Analysis of Data : Transition from GLM to MIXED (2010) (0)
- Handbook on gopher tortoise: health evaluation procedures for use by land managers and researchers (2009) (0)
- A procedure to compare treatment effects on milk somatic cell counts (SCC) using a peak evaluation algorithm to calculate incidence rates of inflammation events. (1990) (0)
- Statistics , Data Analysis , and Modeling ANALYSIS OF UNBALANCED MIXED MODEL DATA (2010) (0)
- Predicted Values and Residuals from Data Sets Containing Classification Variables with Large Numbers of Levels (2018) (0)
- Robust parametric confidence bands for distribution functions (1992) (0)
- Regional Conference on the Analysis of the Unbalanced Mixed Model. (1987) (0)
- Inhibition of Copper-Associated Erythrocyte Ghost Membrane Lipid Peroxidation by Hepatic Cytosolic Low Molecular Weight Proteins (1991) (0)
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