Publications for:

pest = Hypera postica
crop = Alfalfa/lucerne (Medicago sativa)

found 90 publications:

2022

Molecular and morphological identification of the alfalfa weevil larval parasitoids Bathyplectes anura and Bathyplectes curculionis to estimate the rate of parasitism
BioControl (2022) 67 (3), 319-330
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Landscape composition and management history affect alfalfa weevil but not its parasitoid
Environmental Entomology (2022) 51 (5), 892-900
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Effects of temperature on the fitness of the alfalfa weevil (Hypera postica)
Pest Management Science (2022) 78 (10), 4223-4233
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2021

Re-evaluating the economic injury level for alfalfa weevil (Coleoptera: Curculionidae) control in low desert irrigated alfalfa
Journal of Economic Entomology (2021) 114 (3), 1173-1179
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First report of alfalfa weevil (Coleoptera: Curculionidae) resistance to lambda-cyhalothrin in Montana
Journal of Economic Entomology (2021) 114 (5), 2088-2095
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Characterisation of the viral community associated with the alfalfa weevil (Hypera postica) and its host plant, alfalfa (Medicago sativa)
Viruses (2021) 13 (5 - 791)
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2020

Comparative efficacy of common active ingredients in organic insecticides against difficult to control insect pests
Insects (2020) 11 (9 - 614)
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Distribution of alfalfa weevil (Coleoptera: Curculionidae) and its parasitoids on the Canadian Prairies, with a key to described species of Nearctic Bathyplectes (Hymenoptera: Ichneumonidae)
The Canadian Entomologist (2020) 152 (5), 663-701
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2019

Global genetic diversity, lineage distribution, and Wolbachia infection of the alfalfa weevil Hypera postica (Coleoptera: Curculionidae)
Ecology and Evolution (2019) 9 (17), 9546-9563
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Quantifying temporal variation in the benefits of aphid honeydew for biological control of alfalfa weevil (Coleoptera: Curculionidae)
Environmental Entomology (2019) 48 (1), 141-146
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2018

Dispersal in host–parasitoid interactions: Crop colonization by pests and specialist enemies
Insects (2018) 9 (4 - 134)
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2017

Physiology of cold hardiness, seasonal fluctuations, and cryoprotectant contents in overwintering adults of Hypera postica (Coleoptera: Curculionidae)
Environmental Entomology (2017) 46 (4), 960-966
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Wyoming producer priorities and perceptions of alfalfa insect pests
Journal of Integrated Pest Management (2017) 8 (1 - 26)
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2016

Deep divergence and evidence for translocations between Iranian and European populations of the alfalfa weevil (Coleoptera: Curculionidae) based on mitochondrial DNA
The Canadian Entomologist (2016) 148 (6), 703-715
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Developmental differences of local populations of alfalfa weevil (Hypera postica) (Coleoptera: Curculionidae)
Turkish Journal of Zoology (2016) 40 (4), 471-479
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2014

(2014)
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An ultrastructural and fluorescent study of the teratocytes of Microctonus aethiopoides Loan (Hymenoptera: Braconidae) from the hemocoel of host alfalfa weevil, Hypera postica (Gyllenhal) (Coleoptera: Curculionidae)
Psyche (2014) 2014 (652518), 1-9
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2013

Host density drives spatial variation in parasitism of the alfalfa weevil, Hypera postica, across dryland and irrigated alfalfa cropping systems
Environmental Entomology (2013) 42 (1), 116-122
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2012

A degree-day model of sheep grazing influence on alfalfa weevil and crop characteristics
Journal of Economic Entomology (2012) 105 (1), 102-112
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2011

Determining diets of ladybird beetles (Coleoptera: Coccinellidae) from contents of frass
Annals of the Entomological Society of America (2011) 104 (4), 675-681
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2010

Degree-day requirements for alfalfa weevil (Coleoptera: Curculionidae) development in eastern Nebraska
Environmental Entomology (2010) 39 (1), 202-209
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Frass analysis of diets of aphidophagous lady beetles (Coleoptera: Coccinellidae) in Utah alfalfa fields
Environmental Entomology (2010) 39 (2), 576-582
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Modeling demographic response to constant temperature in Hypera postica (Coleoptera: Curculionidae)
Journal of Economic Entomology (2010) 103 (2), 292-301
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2009

Screening global Medicago germplasm for weevil (Hypera postica Gyll.) tolerance and estimation of genetic variability using molecular markers
Euphytica (2009) 169 (3), 363-374
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2008

Multitrophic interactions among plants, aphids, alternate prey and shared natural enemies - a review
European Journal of Entomology (2008) 105 (3), 369-380
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2007

Aggregation of polyphagous predators in response to multiple prey: ladybirds (Coleoptera: Coccinellidae) foraging in alfalfa
Population Ecology (2007) 49 (1), 29-36
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2006

Yield and forage quality of glandular-haired alfalfa under alfalfa weevil (Coleoptera: Curculionidae) and potato leafhopper (Hemiptera: Cicadellidae) pest pressure in Virginia
Journal of Economic Entomology (2006) 99 (4), 1235-1244
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Populations of alfalfa weevils (Coleoptera: Curculionidae) and aphids (Homoptera: Aphididae) on different alfalfa cultivars
Journal of Entomology (2006) 3 (3), 194-197
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2005

Host effects of glandular-haired alfalfa on alfalfa weevil (Coleoptera: Curculionidae) and potato leafhopper (Homoptera: Cicadellidae) populations in Virginia
Journal of Economic Entomology (2005) 98 (1), 72-81
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Strain distribution of alfalfa weevil (Coleoptera: Curculionidae) in an intergrade zone
Journal of Economic Entomology (2005) 98 (6), 2028-2032
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2004

Sod-seeding and grazing effects on alfalfa weevils, weeds, and forage yields in established alfalfa
Agronomy Journal (2004) 96 (5), 1216-1221
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Distribution of alfalfa weevil (Coleoptera: Curculionidae) larvae among postcutting locations
Journal of Economic Entomology (2004) 97 (4), 1319-1322
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Evaluation of alfalfa weevil (Coleoptera: Curculionidae) densities and regrowth characteristics of alfalfa grazed by sheep in winter and spring
Journal of Entomological Science (2004) 39 (4), 598-610
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2003

Verticillium wilt of alfalfa: epidemiology and control strategies
Canadian Journal of Plant Pathology (2003) 25 (4), 328-338
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The probabilistic economic injury level: incorporating uncertainty into pest management decision-making
Journal of Economic Entomology (2003) 96 (3), 536-542
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2002

Rotation interval and pesticide effects on establishment of alfalfa after alfalfa
Agronomy Journal (2002) 94 (4), 786-791
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Role of cold tolerance in the seasonal life history of Bathyplectes curculionis (Hymenoptera: Ichneumonidae) in the southern Great Plains
Environmental Entomology (2002) 31 (4), 739-745
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2001

Larval responses of aphidophagous lady beetles (Coleoptera: Coccinellidae) to weevil larvae versus aphids as prey
Annals of the Entomological Society of America (2001) 94 (1), 76-81
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Influence of food deprivation on foraging decisions of the parasitoid Bathyplectes curculionis (Hymenoptera: Ichneumonidae)
Annals of the Entomological Society of America (2001) 94 (4), 605-611
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Alfalfa weevil (Coleoptera: Curculionidae) phenology with its host crop and parasitoids in Virginia
Journal of Entomological Science (2001) 36 (4), 352-365
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The occurrence of Curculionoidea on alfalfa (Medicago sativa (L.) crops in south-eastern Poland
Journal of Plant Protection Research (2001) 41 (1), 31-41
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The effects of alfalfa Medicago sativa (L.) plantation age on the occurrence of adult Curculionoidea
Journal of Plant Protection Research (2001) 41 (1), 41-45
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2000

Alfalfa weevil (Coleoptera: Curculionidae) population dynamics and mortality factors in Virginia
Environmental Entomology (2000) 29 (6), 1295-1304
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Harvest with raking for control of alfalfa weevil (Coleoptera: Curculionidae)
Journal of Entomological Science (2000) 35 (2), 129-135
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Phenology of the alfalfa weevil (Coleoptera : Curculionidae) and its associated parasitoids in Minnesota
Journal of Entomological Science (2000) 35 (3), 227-238
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1999

Effect of alfalfa-grass intercrops on insect populations
Environmental Entomology (1999) 28 (4), 703-710
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Alfalfa weevil (Coleoptera : Curculionidae) pest status and incidence of Bathyplectes spp. (Hymenoptera : Ichneumonidae) and Zoophthora phytonomi (Zygomycetes : Entomophthorales) in Virginia
Journal of Economic Entomology (1999) 92 (5), 1184-1189
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1998

Potential for competition among natural enemies of larvae of Hypera postica (Coleoptera: Curculionidae) in the southern plains
Environmental Entomology (1998) 27 (3), 743-751
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Effects of sugar spray and aphid honeydew on field populations of the parasitoid Bathyplectes curculionis (Hymenoptera : Ichneumonidae)
Environmental Entomology (1998) 27 (6), 1563-1568
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Biological control of alfalfa weevil in North America
Integrated Pest Management Reviews (1998) 3 (4), 225-242
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1997

Reduced insecticide rates and strip-harvesting effects on alfalfa weevil (Coleoptera: Curculionidae) larval populations and prevalence of Zoophthora phytonomi (Entomophthorales: Entomophthoraceae)
Journal of Economic Entomology (1997) 90 (4), 933-944
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Reduced insecticide rates and strip-harvesting: Effect on arthropod predator abundance in first-growth alfalfa
Journal of the Kansas Entomological Society (1997) 70 (3), 160-168
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1996

Forage grasses decrease alfalfa weevil (Coleoptera: Curculionidae) damage and larval numbers in alfalfa-grass intercrops
Journal of Economic Entomology (1996) 89 (3), 743-750
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Alfalfa weevil (Coleoptera: Curculionidae) management in alfalfa by spring grazing with cattle
Journal of Economic Entomology (1996) 89 (6), 1631-1637
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Evaluation of hymenopterous biological control agents of the alfalfa weevil larvae Hypera postica (Coleoptera: Curculionidae) in northcentral Colorado
Journal of the Kansas Entomological Society (1996) 69 (4), 326-336
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Epizootiology of the fungal pathogen, Zoophthora phytonomi (Zygomycetes: Entomophthorales) in field populations of alfalfa weevil (Coleoptera: Curculionidae) larvae in Illinois
The Great Lakes Entomologist (1996) 29 (3), p. 129
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1995

Alfalfa consumption by adult clover leaf weevil (Coleoptera: Curculionidae) and development of injury equivalents for stubble defoliators
Journal of Economic Entomology (1995) 88 (5), 1441-1444
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Population dynamics of the alfalfa weevil (Coleoptera: Curculionidae) in central and southern Iowa
Journal of the Kansas Entomological Society (1995) 68 (3), 268-278
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1994

Mortality of overwintering eggs and larvae of the alfalfa weevil in Oklahoma
Environmental Entomology (1994) 23 (1), 35-40
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1993

Distribution and abundance of two alfalfa weevil (Coleoptera: Curculionidae) larval parasitoids in Illinois
Environmental Entomology (1993) 22 (1), 220-225
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Compatibility of Zoophthora phytonomi (Entomophthorales: Entomophthoraceae) and Bathyplectes anurus (Hymenoptera: Ichneumonidae) in Kentucky alfalfa fields
Environmental Entomology (1993) 22 (3), 674-678
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Alfalfa weevil (Coleoptera: Curculionidae) biological control: Spreading the benefits
Environmental Entomology (1993) 22 (6), 1234-1250
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1992

Photosynthetic responses of alfalfa to actual and simulated alfalfa weevil (Coleoptera: Curculionidae) injury
Environmental Entomology (1992) 21 (3), 501-507
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1990

Population dynamics and seasonal biology of the alfalfa weevil (Coleoptera: Curculionidae) on alfalfa in Louisiana
Environmental Entomology (1990) 19 (5), 1443-1451
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1989

Mortality of the parasite Bathyplectes curculionis (Hymenoptera: Ichneumonidae) during epizootics of Erynia phytonomi (Zygomycetes: Entomophthorales) in the alfalfa weevil
Environmental Entomology (1989) 18 (6), 1131-1135
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Mortality of Hypera postica (Coleoptera: Curculionidae) in Oklahoma caused by Erynia phytonomi (Zygomycetes: Entomophthorales)
Environmental Entomology (1989) 18 (6), 964-969
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1988

Establishment in the United States of Peridesmia discus (Hymenoptera: Pteromalidae), an egg predator of the alfalfa weevil (Coleoptera: Curculionidae)
Environmental Entomology (1988) 17 (2), 409-411
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1987

Resistance of perennial glandular-haired Medicago species to oviposition by alfalfa weevils (Coleoptera: Curculionidae)
Environmental Entomology (1987) 16 (1), 195-197
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Resistance in perennial glandular-haired Medicago species to feeding by adult alfalfa weevils (Coleoptera: Curculionidae)
Environmental Entomology (1987) 16 (3), 708-711
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1986

Development of alfalfa weevil (Coleoptera: Curculionidae) larvae when reared on perennial glandular-haired Medicago species in the greenhouse
Environmental Entomology (1986) 15 (2), 396-398
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1984

Contamination of insects by the plant pathogen Verticillium albo-atrum in an alfalfa Field
Environmental Entomology (1984) 13 (1), 117-120
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Consumption of alfalfa by adult alfalfa weevils (Coleoptera: Curculionidae)
Environmental Entomology (1984) 13 (2), 432-438
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1983

Optimization analysis of the integration of biological, cultural, and chemical control of alfalfa weevil (Coleoptera: Curculionidae)
Environmental Entomology (1983) 12 (2), 286-295
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Abundance and diversity of adult Carabidae in insecticide-treated and untreated alfalfa fields
Environmental Entomology (1983) 12 (4), 1068-1072
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Incidence of nonfunctional ovaries in Bathyplectes anurus and B. curculionis (Hymenoptera: Ichneumonidae), parasites of the alfalfa weevil (Coleoptera: Curculionidae) in the northeastern United States
Environmental Entomology (1983) 12 (4), 1125-1128
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Factors influencing alfalfa weevil (Coleoptera: Curculionidae) egg hatch and larval establishment
Environmental Entomology (1983) 12 (4), 1129-1132
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Incidence of Zoophthora phytonomi (Zygomycetes: Entomophthorales) in Hypera postica (Coleoptera: Curculionidae) larvae in Virginia
Environmental Entomology (1983) 12 (5), 1318-1321
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Epizootic phenology of Erynia disease of the alfalfa weevil, Hypera postica (Gyllenhal) (Coleoptera: Curculionidae), in central Kentucky
Environmental Entomology (1983) 12 (5), 1350-1355
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Sample size determination for Hypera postica (Coleoptera: Curculionidae) adults: A comparison of two methods
Environmental Entomology (1983) 12 (6), 1623-1627
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1982

Effect of spatial distribution on determining the number of samples required to estimate populations of Hypera postica, Sitona hispidulus, and Hypera punctata for specified probability and accuracy levels
Environmental Entomology (1982) 11 (2), 444-451
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Microclimatic humidity influence on conidial discharge in Erynia sp. (Entomophthorales: Entomophthoraceae), an entomopathogenic fungus of the alfalfa weevil (Coleoptera: Curculionidae)
Environmental Entomology (1982) 11 (6), 1166-1169
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1981

Feeding by selected predators on alfalfa weevil larvae
Environmental Entomology (1981) 10 (1), 62-64
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Thermal requirements for development of the parasite Microctonus aethiopoides
Environmental Entomology (1981) 10 (3), 279-284
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Sporulation and mode of infection of Entomophthora phytonomi, a pathogen of the alfalfa weevil
Environmental Entomology (1981) 10 (3), 305-306
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Behavior of adult alfalfa weevils (Hypera postica) on resistant and susceptible Medicago species in free-choice preference tests
Environmental Entomology (1981) 10 (5), 580-585
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1980

Resistance in glandular-haired annual Medicago species to feeding by adult alfalfa weevils (Hypera postica)
Environmental Entomology (1980) 9 (1), 133-136
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Resistance of glandular-haired Medicago species to oviposition by alfalfa weevils (Hypera postica)
Environmental Entomology (1980) 9 (2), 241-244
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1972

Population trends of the alfalfa weevil larvae and the distribution of its parasites in Pennsylvania
Environmental Entomology (1972) 1 (1), 42-48
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Activity of the alfalfa weevil and its parasites in north Georgia
Environmental Entomology (1972) 1 (4), 471-473
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Cocoon construction by Bathyplectes curculionis and attack by secondary parasites
Environmental Entomology (1972) 1 (5), 631-633
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