Kenneth R. Barker

Kenneth R. Barker's AcademicInfluence.com Rankings

Kenneth R. Barker

Biology

#8731

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#11857

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Pathology

#114

World Rank

#228

Historical Rank

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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

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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)

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What Schools Are Affiliated With Kenneth R. Barker?

Kenneth R. Barker is affiliated with the following schools:

North Carolina State University