Kenneth R. Barker
#131,635
Most Influential Person Now
Kenneth R. Barker's AcademicInfluence.com Rankings
Kenneth R. Barkerbiology Degrees
Biology
#8731
World Rank
#11857
Historical Rank
Pathology
#114
World Rank
#228
Historical Rank

Download Badge
Biology
Kenneth R. Barker's Degrees
- PhD Plant Pathology University of California, Riverside
- Masters Plant Pathology University of California, Riverside
- Bachelors Plant Science University of California, Riverside
Why Is Kenneth R. Barker Influential?
(Suggest an Edit or Addition)Kenneth R. Barker'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
- A comparison of methods of collecting inocula of Meloidogyne spp., including a new technique (1973) (2757)
- An improved technique for clearing and staining plant tissues for detection of nematodes. (1983) (950)
- Two semi-automatic elutriators for extracting nematodes and certain fungi from soil. (1976) (415)
- Developing sustainable systems for nematode management. (1998) (225)
- Nomenclature and concepts of pathogenicity and virulence. (1992) (178)
- Influences of organic and synthetic soil fertility amendments on nematode trophic groups and community dynamics under tomatoes (2002) (167)
- Determining nematode population responses to control agents (1986) (154)
- Plant and Nematode Interactions (1998) (128)
- Impact of Soil Texture on the Reproductive and Damage Potentials of Rotylenchulus reniformis and Meloidogyne incognita on Cotton. (1996) (91)
- Nematological Reviews: Management of Nematodes by Cultural Practices (1986) (77)
- Plant and soil nematodes: societal impact and focus for the future. (1994) (71)
- CHAPTER 18 – Sampling Nematode Populations (1981) (70)
- Impact of Paecilomyces lilacinus Inoculum Level and Application Time on Control of Meloidogyne incognita on Tomato. (1989) (70)
- Glyceollin I in soybean-cyst nematode interactions : spatial and temporal distribution in roots of resistant and susceptible soybeans. (1991) (66)
- Effects of Storage Temperature and Extraction Procedure on Recovery of Plant-parasitic Nematodes from Field Soils. (1969) (65)
- Dissemination of Bananas in Latin America and the Caribbean and Its Relationship to the Occurrence of Radophouls similis. (1998) (63)
- The Effects of Soil Type, Particle Size, Temperature, and Moisture on Reproduction of Belonolaimus longicaudatus. (1974) (62)
- Relation of within-field spatial variation of plant-parasitic nematode population densities and edaphic factors. (1985) (60)
- Relationships of initial population densities of Meloidogyne incognita and M. hapla to yield of tomato. (1976) (58)
- The role of low molecular weight organic acids from decomposing rye in inhibiting root-knot nematode populations in soil (2000) (52)
- Impact of crop rotation and tillage system on Heterodera glycines population density and soybean yield. (1995) (52)
- Introduction and synopsis of advancements in nematology. (1998) (51)
- Soybean Photosynthesis and Yield as Influenced by Heterodera glycines, Soil Type and Irrigation. (1995) (51)
- A rapid flotation-sieving technique for extracting nematodes from soil. (1966) (49)
- Antagonistic Interaction between Heterodera glycines and Rhizobium japonicum on Soybean (1972) (47)
- Biological Control Of Moloidogyne Incognita on Tomato and Banana with RhizOobacteria, Actinomycetes, and Pasteuria Penetrans (2000) (46)
- Incidence of plant-parasitic nematodes in the coastal plain of North Carolina (1988) (45)
- Influence of low temperature on rate of development of Meloidogyne incognita and M. hapla larvae. (1978) (45)
- Influence of nematodes and light sources on growth and nodulation of soybean. (1976) (45)
- Damage and Reproductive Potentials of Pratylenchus brachyurus and P. penetrans on soybean. (1981) (45)
- Interrelationships of Meloidogyne Species with Flue-cured Tobacco. (1981) (44)
- Effects of cultivar, soil temperature, and population levels of Meloidogyne incognita on root necrosis and Fusarium wilt of tomatoes (1984) (43)
- Registration of Two Root-Knot Nematode-Resistant Peanut Germplasm Lines. (2002) (43)
- Diagnostic and advisory programs. (1971) (42)
- Histology of the Interactions of Paecilomyces lilacinus with Meloidogyne incognita on Tomato. (1988) (38)
- Seasonal Population Dynamics of Selected Plant-parasitic Nematodes as Measured by Three Extraction Procedures. (1969) (38)
- Nematode parasites of tobacco. (1990) (38)
- The occurrence of phytoferritin and its relationship to effectiveness of soybean nodules. (1987) (38)
- Growth of Isolates of Paecilomyces lilacinus and Their Efficacy in Biocontrol of Meloidogyne incognita on Tomato. (1989) (37)
- Effects of cropping systems on population density of Heterodera glycines and soybean yield (1993) (36)
- Resistance to Root-knot Nematodes in Cucumber and Horned Cucumber. (1991) (35)
- Histopathology of nodular tissues of legumes infected with certain nematodes. (1976) (35)
- Resistance/tolerance and related concepts/terminology in plant nematology (1993) (34)
- Current distribution of five major Meloidogyne species in the United States. (1994) (33)
- Host Suitability of Selected Hybrids, Varieties and Inbreds of Corn to Populations of Meloidogyne spp. (1970) (33)
- Response of Soybean to Heterodera glycines Races 1 and 2 in Different Soil Types. (1987) (32)
- Nematode Advisory Programs- Status and Prospects (1984) (31)
- Genetics of Soybean-Heterodera glycines Interactions. (1997) (31)
- Influence of Heterodera glycines on leghemoglobins of soybean nodules (1983) (30)
- Biology and control of the stem nematode, Ditylenchus dipsaci. (1959) (29)
- Growth and yield responses of soybean to aldicarb. (1988) (29)
- Effects of Rate and Time of Application of Poultry Litter on Hoplolaimus columbus on Cotton. (2003) (28)
- Accumulation of phytoferritin and starch granules in developing nodules of soybean roots infected with Heterodera glycines (1985) (28)
- PENETRATION RATES OF ROOT-KNOT NEMATODES INTO CUCUMIS SATIVUS AND C. METULIFERUS ROOTS AND SUBSEQUENT HISTOLOGICAL CHANGES (2006) (28)
- Greenhouse Evaluation of Selected Soybean Germplasm for Resistance to North Carolina Populations of Heterodera glycines, Rotylenchulus reniformis, and Meloidogyne Species. (1996) (26)
- Conversion of compatible plant-pathogen interactions into incompatible interactions by expression of the Pseudomonas syringae pv. syringae 61 hrmA gene in transgenic tobacco plants. (2000) (26)
- Perspectives on plant and soil nematology. (2003) (26)
- Equipment and techniques for establishing field microplots for the study of soilborne pathogens. (1979) (25)
- The Influence of Temperature on Meloidogyne incognita on Soybean. (1979) (25)
- Suppression of binding between rhizobia and soybean roots by Heterodera glycines (1984) (25)
- Effects of Meloidogyne incognita on Nitrogen Fixation in Soybean. (1979) (24)
- Effects of Soil Type on the Damage Potential of Meloidogyne incognita on Soybean. (1986) (23)
- Efficacy of Paecilomyces lilacinus in Suppressing Rotylenchulus reniformis on Tomato. (1994) (23)
- Effects of Temperature, Plant Age, Soil Texture, and Meloidogyne incognita on Early Growth of Soybean. (1986) (23)
- Yield Relationships and Population Dynamics of Meloidogyne spp. on Flue-cured Tobacco. (1989) (22)
- Role of sampling for crop-loss assessment and nematode management☆ (1985) (22)
- Aggressiveness and Damage Potential of Central American and Caribbean Populations of Radopholus spp. in Banana. (1999) (22)
- Tolerance of Selected Cotton Lines to Rotylenchulus reniformis. (2000) (22)
- Nematodes ― a threat to ornamental plants in the nursery and landscape (1985) (21)
- Interactions of concomitant species of nematodes and Fusarium oxysporum f. sp. vasinfectum on cotton. (1976) (21)
- Relationships between Soil and Levels of Meloidogyne incognita and Tobacco Yield and Quality. (1991) (20)
- Nodulation of Soybeans as Affected by Half-root Infection with Heterodera glycines. (1984) (20)
- Relative Damage Functions and Reproductive Potentials of Meloidogyne arenaria and M. hapla on Peanut. (1992) (20)
- Resistance as a Tactic for Management of Meloidogyne incognita on Cotton in North Carolina. (2001) (20)
- Survival of Paecilomyces lilacinus in Selected Carriers and Related Effects on Meloidogyne incognita on Tomato. (1989) (20)
- Correlations of field populations of nematodes with crop growth responses for determining relative involvement of species. (1975) (19)
- Histopathology of Selected cultivars of Tobacco infected with Meloidogyne species. (1983) (19)
- Development and Evaluation of a Standard Method for Screening for Resistance to Radopholus similis in Bananas. (2000) (19)
- Nematodes attacking cultivars of peach in north Carolina. (1973) (18)
- Infection, Reproduction Potential, and Root Galling by Root-knot Nematode Species and Concomitant Populations on Peanut and Tobacco. (1995) (18)
- A Single Recessive Gene for Resistance to the Root-Knot Nematode (Meloidogyne Javanica) in Cucumis sativus var. hardwlckii (1997) (18)
- Influence of low temperature on development of Meloidogyne incognita and M. hapla eggs in egg masses. (1978) (18)
- Reproduction of Aphelenchus Avenae On Plant Tissues in Culture (1965) (18)
- Fertility of three parasitic biotypes of Heterodera glycines (1992) (17)
- Effect of soil temperature and moisture on the survival and activity of Xiphinema americanum. (1966) (16)
- Influence of Nitrogen and Rhizobium Japonicum On the Activity of Heteroidera Glycines 1) (1971) (16)
- Relative Virulence of Meloidogyne incognita Host Races on Soybean. (1986) (16)
- Yield-loss Models for Tobacco Infected with Meloidogyne incognita as Affected by Soil Moisture. (1991) (16)
- The influence of Trichoderma harzianum on the root-knot Fusarium wilt complex in cotton. (1976) (16)
- Repeated sampling to determine the precision of estimating nematode population densities. (1990) (16)
- Survey of Heterodera glycines Races and Other Plant-parasitic Nematodes on Soybean in North Carolina. (1998) (16)
- Resistance to Root-knot, Reniform, and Soybean Cyst Nematodes in Selected Soybean Breeding Lines. (1998) (16)
- Influence of poultry litter applications on nematode communities in cotton agroecosystems. (2004) (15)
- Penetration Rates by Second-stage Juveniles of Meloidogyne spp. and Heterodera glycines into Soybean Roots. (1993) (15)
- Gnotobiotic techniques for plant-parasitic nematodes (1985) (15)
- In Vitro Hatch and Survival of Heterodera glycines as Affected by Alachlor and Phenamiphos. (1984) (15)
- Genetic resistance to tobacco mosaic virus, cyst nematodes, root-knot nematodes, and wildfire from Nicotiana repanda incorporated into N. tabacum. (1986) (15)
- Enhancement of Cylindrocladium crotalariae Root Rot by Meloidogyne arenaria (Race 2) on a Peanut Cultivar Resistant to Both Pathogens. (1981) (14)
- Overestimation of Yield Loss of Tobacco Caused by the Aggregated Spatial Pattern of Meloidogyne incognita. (1985) (14)
- Influence of aldicarb on the growth and yield of tobacco. (1988) (14)
- Nematodes associated with bentgrass and bermudagrass golf greens in North Carolina. (1974) (14)
- Impact of Cotton Production Systems on Management of Hoplolaimus columbus. (2003) (13)
- Rotation and cropping systems for nematode control: the north Carolina experience-introduction. (1991) (13)
- Research: Burrowing-Nematode Resistance of Black Sigatoka Resistant Banana Hybrids (1998) (13)
- Response of tomatoes to ozone, sulphur dioxide, and infection by Pratylenchus penetrans (1982) (13)
- Early Growth of Soybean as Altered by Heterodera glycines, Phenamiphos and/or Alachlor. (1984) (13)
- Techniques in Quantitative Nematology (1988) (13)
- Effects of ph aNd Inorganic Ions On Emergence of Heterodera Glycines 1) (1971) (12)
- The Use of the 11 C Technique to Measure Plant Responses to Herbivorous Soil Nematodes (1991) (12)
- 5 - Assessing Plant-Nematode Infestations and Infections (1996) (12)
- Differential Sensitivity of Meloidogyne spp. and Heterodera glycines to Selected Nematicides. (1993) (12)
- Effects of Meloidogyne hapla and M. arenaria on black rot severity in new Cylindrocladium-resistant peanut genotypes (1992) (11)
- Greenhouse and field resistance in cucumber to root-knot nematodes (1999) (11)
- Centrioles in the Spermatids of Insects1 (1968) (10)
- Susceptibility of Japanese holly to Criconemoides xenoplax, Tylenchorhynchus claytoni, and certain other plant-parasitic nematodes. (1976) (10)
- Influence of Selected Cultural Practices on Winter Survival of Pratylenchus brachyurus and Subsequent Effects on Soybean Yield. (1985) (10)
- Soybean maturity group and planting date effects on seed yield and population densities of Heœrodera glycines (1) (1996) (9)
- Survival and infection of root-knot nematodes added to soil amended with rye at different stages of decomposition and cropped with cotton (1999) (9)
- Clovers and Other Forage Legumes (1998) (9)
- Winter Survival of Meloidogyne incognita in Six Soil Types. (1988) (9)
- Response of Peanut, Corn, Tobacco, and Soybean to Criconemella ornate. (1982) (9)
- Effects of Root Decay on the Relationship between Meloidogyne spp. Gall Index and Egg Mass Number in Cucumber and Horned Cucumber. (1992) (9)
- Usefulness of egg assays in nematode population-density determinations. (1987) (8)
- Fitness Components and Selection of Biotypes of Heterodera glycines. (1992) (8)
- Nuclear and Chromosomal Changes During Sperm Formation in the Scorpion, Centruroides Vittatus (Say) (1978) (8)
- Effects of density of Helicotylenchus dihystera and Pratylenchus vulnus on American boxwood growing in microplots. (1976) (8)
- Evaluation of tobacco germ plasm for resistance to the tobacco cyst nematode, Globodera batacum solanacearum (1996) (8)
- Effects of crop rotation and nonfumigant nematicides on peanut and corn yields in fields infested with criconemella species. (1989) (8)
- Effects of Peanut-Tobacco Rotations on Population Dynamics of Meloidogyne arenaria in Mixed Race Populations. (1995) (8)
- Identification of Sources of Resistance to Four Species of Root-knot Nematodes in Tobacco. (1999) (8)
- Chemical soil treatment for nematode control on peanut and soybean. (1975) (7)
- Spatial and Temporal Interactions of Meloidogyne incognita and Soybean. (1993) (7)
- Influence of Planting Date on Population Dynamics and Damage Potential of Pratylenchus brachyurus on Soybean. (1985) (7)
- PIONEER LEADERS IN PLANT PATHOLOGY (1981) (7)
- Virulence Genes in Heterodera glycines: Allele Frequencies and Ror Gene Groups Among Field Isolates and Inbred Lines. (2005) (7)
- Killing and preserving nematodes in soil samples with chemicals and microwave energy. (1972) (7)
- Population Changes of Heterodera glycines and Soybean Yields Resulting from Soil Treatment with Alachlor, Fenamiphos, and Ethoprop. (1986) (7)
- Use of Nematodes as Biomonitors of Nonfumigant Nematicide Movement through Field Soil. (1993) (7)
- First report of Globodera tabacum solanacearum on flue-cured tobacco outside Virginia. (1991) (6)
- Effects of Meloidogyne hapla and M. incognita on Phytophthora root rot of alfalfa. (1980) (6)
- Responses of nodulation to various combinations of Bradyrhizobium japonicum strains, soybean cultivars, and races of Heterodera glycines (1991) (6)
- CHAPTER 12 – Population Dynamics (1971) (6)
- Population density based management (2004) (6)
- Japanese hollies: intolerant hosts of Meloidogyne arenaria in microplots. (1977) (6)
- Genetic Analysis of Meloidogyne arenaria Race 1 Resistance in Tobacco. (1999) (5)
- Spermateleosis of a salamander Amphiuma tridactylum Cuvier. A correlated light and electron microscope study. (1967) (5)
- Seasonal changes in nematode densities on bentgrass golf greens in North Carolina. (1978) (5)
- A Comparison of Three Methods for Determining Root-Knot Nematode Infection of Cotton Roots (1999) (5)
- Host suitability and response of asparagus cultivars to meloidogyne species and races. (1992) (5)
- Comparison of Two Inoculum Preparation Methods for Rotylenchulus reniformis. (1993) (5)
- Effects of peanut genotypes on meloidogyne species interactions. (1995) (5)
- Research: Effects of a Low Rate of Aldicarb on Soybean and Associated Pest Interactions in Fields Infested with (1998) (5)
- Bioengineering resistance to plant-parasitic nematodes. (1998) (5)
- Interrelations with other microorganisms and pests (1998) (5)
- A century of plant nematology (2004) (5)
- Plant-Parasitic Nematodes of Jack and Red Pine Stands in Wisconsin * ) (1967) (5)
- Efficacy of "ABG-9008" against burrowing nematode (Radopholus similis) on bananas. (2000) (4)
- Field Evaluation of Selected Soybean Cultivars for Resistance to Two Races of Meloidogyne arenaria. (1992) (4)
- Fuel selection and utilization. (1961) (4)
- Physiological and Structural Responses of Plants to Nematode Parasitism with Glycine max‐Heterodera glycines as a Model System (2015) (4)
- Reproductive and Damage Potentials of Two Populations of Rotylenchulus reniformis on Sweetpotato and Related Comparisons with Meloidogyne javanica on Tomato. (1993) (4)
- Temporal efficacy of selected nematicides on meloidogyne species on tobacco. (1995) (4)
- Response of root-knot resistant tobacco to concomitant populations of Meloidogyne species (1995) (4)
- Interactions of simulated acidic rain with root-knot or cyst nematodes on soybean (1992) (3)
- HOST STATUS OF BANANA FOR FOUR MAJOR SPECIES AND HOST RACES OF MELOIDOGYNE (1999) (3)
- Susceptibility of Japanese boxwood, dwarf gardenia, Compacta (Japanese) holly, Spiny Greek and Blue Rug junipers, and nandina to four nematode species. (1982) (3)
- Cropping Systems and Integrated Pest Management: Examples from Selected Crops (2003) (3)
- Resistance of cucumber to the root-knot nematode, Meloidogyne hapla. (1990) (3)
- The effect of races of Heterodera glycines on nodulation and nitrogen fixation in soybean. (1970) (3)
- Effects of light intensity and quality effects on reproduction of plant-parasitic nematodes. (1975) (3)
- Effects of Light Intensity and Quality on Reproduction of Plant Parasitic Nematodes I (1975) (2)
- Efficacy of 1,2-dibromo-3-chloropropane and aldicarb for control of parasitic nematodes in the root zone of American boxwood, and Japanese and Chinese hollies. (1977) (2)
- Biology of the pseudo root knot nematode Hypsoperine ottersoni. (1967) (2)
- Flowering Delay in Flue-cured Tobacco Infected with Meloidogyne Species. (1984) (2)
- Aldicarb and 1,2-dibromo-3-chloropropane as postplant treatments for control of nematodes on American boxwood, and Japanese and Chinese hollies. (1978) (2)
- Interactions of Burfordi, Rotunda, and dwarf yaupon hollies and Aucuba with selected plant-parasitic nematodes. (1979) (2)
- The sperm and its formation in the scorpion Centruroides vittatus. (1978) (1)
- A Novel Technique for Infesting Field Sites with Encapsulated Eggs of Meloidogyne spp. (1992) (1)
- Management of Plant-parasitic Nematodes on Peanut with Selected Nematicides in North Carolina. (1998) (1)
- Effects of Macroposthonia ornata and Meloidogyne hapla on yield and value of peanut. (1977) (1)
- Root knot nematode egg concentration for inoculating Cucumis spp. tests. (1990) (1)
- Pioneer Leaders in Plant Pathology: Gerald Thorne (1981) (1)
- Interaction of Acrobeloides buetschii [a microbivorous nematode] and Rhizobium leguminosarum [nitrogen fixing bacteria] on Wando pea. (1976) (1)
- Pressure Feeder for Powdered Coal or Other Finely Divided Solids (1951) (1)
- The future of nematology: introduction. (1993) (1)
- Hatching response of Hypsoperine ottersoni to canarygrass root emanations. (1968) (1)
- Evaluation of Nematicides and Insecticides for Sweet Potatoes, 1975 (1976) (1)
- Effects of nematodes with different feeding habits on nodulation of legumes. (1974) (1)
- HAZARDS OF USING A BIPHENYL-TYPE COOLANT: TOXICOLOGY AND FLAMMABILITY. Memo Report No. 119 (1956) (0)
- HIGH VELOCITY CORROSION STUDY IN ORGANIC MEDIA. Technical Report No. 54 (1957) (0)
- Inheritance of Resistance to Root-know Nematode (Meloidogyne arnaria) in Cucumber (Cucumis sativus) (1995) (0)
- EFFECT OF HIGH TEMPERATURE SODIUM ON AUSTENITIC AND FERRITIC STEELS. PHYSICAL PROPERTIES OF MATERIALS. Topical Report No. 2. RESULTS OF PHYSICAL PROPERTYTESTS OF 316 SS SPECIMENS IN 1200 F SODIUM WITH LOW OXYGEN (1964) (0)
- Evaluation of Nematicide/Insecticide for Sweet Potato, 1980 (1983) (0)
- Evaluation of Nematic1Des/Insecticides for Sweet Potato, Wayne County, 1978 (1980) (0)
- SOLUBILITY OF WATER IN BIPHENYL. Memo Report 113 (1956) (0)
- Evolution in Tennessee. (1965) (0)
- Nematodes Nematodes in Soil Ecosystems Diana W. Freckman (1984) (0)
- Response of Pratylenchus penetrans-infected tomatoes to ozone and sulfur dioxide. (1980) (0)
- Torus and spiral structures in galaxies. (1995) (0)
- Effects of Light Intensity and Quality on Reproduct ion of Plant Parasitic Nematodes I (2001) (0)
- REMOVAL OF ENTRAINED GAS FROM A SODIUM SYSTEM. Technical Report No. 50 (1956) (0)
- Anastasios (Tasso) Christos Triantaphyllou (1926-2009) (2010) (0)
- Host suitability of four woody ornamentals to certain nematodes. (1974) (0)
- EFFECT OF HIGH TEMPERATURE SODIUM ON THE MECHANICAL PROPERTIES OF CANDIDATE ALLOYS FOR THE LMFBR PROGRAM. Quarterly Progress Report, January--March 1969. (1969) (0)
- In Memoriam (2022) (0)
- Beetle induced dieback at Yeoval [Australia]: an appreciation. (1990) (0)
- Cucumber root-knot nematicide evaluation, 1993 (1995) (0)
- INDUSTRIAL SURVEY ON ORGANIC HEAT TRANSFER MEDIA. Technical Report 52 (1956) (0)
- Nematode Infestations: Assessment (2004) (0)
- Genet ics of Soybean-Heterodera glycines Interact ions 1 (2001) (0)
- Decline of woody ornamentals caused by nematodes (1980) (0)
- INDICATION OF CATALYTIC DECOMPOSITION OF BIPHENYL AND DOWTHERM A. Memo Report 114 (1956) (0)
- D-Days at Dayton Jerry R. Tompkins (1966) (0)
- Plant DiseaseShould Increase Cooperation Among Plant Pathologists and Nematologists (1980) (0)
- King and I (1992) (0)
- Joseph Neal Sasser 1921–2005. (2006) (0)
- Harry ernest duncan, 1936 to 1997. (1999) (0)
- Effect of 1200 F sodium on austenitic and ferritic steels. Physical properties of materials. Progress Report 35 (1963) (0)
This paper list is powered by the following services:
What Schools Are Affiliated With Kenneth R. Barker?
Kenneth R. Barker is affiliated with the following schools: