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2012

Interspecific geographic distribution and variation of the pathogens Nosema bombi and Crithidia species in United States bumble bee populations, N. Cordes, F. Huang, James P. Strange, S. A. Cameron, Terry L. Griswold, J. D. Lozier, and L. F. Solter; Journal of Invetebrate Pathology

2005

Assessing chronic and acute toxicity of five fungicides to Osmia lignaria and Apis mellifera, E. Ladurner, Jordi Bosch, W. P. Kemp, and S. Maini; Apidologie

Evaluation of a standard artificial flower design to feed individual bees known amounts of pesticides, E. Ladurner, Jordi Bosch, W. P. Kemp, and S. Maini; Apidologie

2004

A host record for Dasymutilla stevensi Mickel from Capitol Reef National Park, Utah, Vincent J. Tepedino and J. L. Pitts; The Pan-Pacific Entomologist

2003

A scientific note on hygienic behavior in Apis mellifera lamarckii and A. m. carnica in Egypt, S. Kamel, James P. Strange, and W. S. Sheppard; Apidologie

A method to feed bees known amounts of pesticides, E. Ladurner, Jordi Bosch, S. Maini, and W. P. Kemp; Apidologie

Use of sucrose octanoate esters to control the parasitic honey bee mite Varroa destructor, W. S. Sheppard, M. Gardner, S. Hasher, B. Kahkonen, M. D. Meixner, and James P. Strange; American Bee Journal

2001

Optimum treatment timing of fluvalinate for the control of Varroa destructor (Acari: Varroidae) in Apis mellifera in Washington State, James P. Strange and W. S. Sheppard; Journal of Economic Entomology

1995

Susceptibility of Ips calligraphus (Germar) and Dendroctonus frontalis Zimmermann (Coleoptera: Scolytidae) to coleopteran-active Bacillus thuringiensis, a bacterial metabolite, and Avermectin B1, James H. Cane, H. Cox, and W. Moar; The Canadian Entomologist

Chalkbrood susceptibility among alfalfa leafcutting bee (Hymenoptera: Megachilidae) larvae reared at different temperatures, J. D. Vandenberg and M. S. Goettel; Journal of Economic Entomology

1994

Insemination capability of male Pteromalus venustus (Hymenoptera: Pteromalidae), a gregarious parasitoid of Megachile rotundata (Hymenoptera: Megachilidae), Vincent J. Tepedino; PSYCHE

Spore dosage and environmental effects on incidence of chalkbrood-pollen balls in alfalfa leafcutting bee nests, Phillip F. Torchio; Proceedings of the Northwestern Alfalfa Seed Growers

Chalkbrood susceptibility among larvae of the alfalfa leafcutting bee (Hymenoptera: Megachilidae) reared on different diets, J. D. Vandenberg; Journal of Economic Entomology

1993

Susceptibility to chalkbrood of alfalfa leafcutter bees, Megachile rotundata, reared on natural and artificial provisions, M. S. Goettel, J. D. Vandenberg, G. M. Duke, and G. B. Schaalje; Journal of Invertebrate Pathology

Influence of Habitat, Season, and Attractant on Adult Behavior of the Screwworm (Diptera, Calliphoridae) in A Tropical Dry Zone in Costa-Rica, Frank D. Parker, J. B. Welch, and R. B. Matlock; Journal of Economic Entomology

1992

Monitoring Adult-Populations of the Screwworm (Diptera, Calliphoridae) with Feeding Stations Baited with Liver, Frank D. Parker and J. B. Welch; Journal of Economic Entomology

Effects of temperature and host developmental stage on Ascosphaera torchioi Youssef and McManus prevalence in Osmia lignaria propinqua Cresson (Hymenoptera: Megachilidae), R. W. Rust and Phillip F. Torchio; Apidologie

Effects of spore dosage and temperature on pathogenic expressions of chalkbrood syndrome caused by Ascophaera torchioi within larvae of Osmia lignaria propinqua (Hymenoptera: Megachilidae), Phillip F. Torchio; Environmental Entomology

Bioassay of the chalkbrood fungus Ascosphaera aggregata on larvae of the alfalfa leafcutting bee, Megachile rotundata, J. D. Vandenberg; Journal of Invertebrate Pathology

Chalkbrood susceptibility among larvae of the alfalfa leafcutting bee, Megachile rotundata, from different source populations, J. D. Vandenberg; Journal of Invertebrate Pathology

1991

Insecticide treatments for rangeland grasshoppers: Potential effects on pollinating bees, D. G. Alston, M. L. Peach, Vincent J. Tepedino, and E. W. Evans; Annual Report of the Cooperative Grasshopper Integrated Pest Management Project

Alternative to Sentinel Animals for Collecting Egg Masses from Wild Females of the Screwworm (Diptera, Calliphoridae), Frank D. Parker and J. B. Welch; Journal of Economic Entomology

Field Comparisons of Attractants for the Screwworm Fly (Diptera, Calliphoridae) in A Tropical Dry Forest in Costa-Rica, Frank D. Parker and J. B. Welch; Journal of Economic Entomology

Influence of Attractants on Behavior of Screwworms (Diptera, Calliphoridae) in A Tropical Wet Forest in Costa-Rica, Frank D. Parker and J. B. Welch; Journal of Economic Entomology

Induction of Ascosphaera (Ascomycetes: Ascosphaerales) infections in field populations of Osmia lignaria propinqua Cresson (Hymenoptera: Megachilidae), R. W. Rust and Phillip F. Torchio; The Pan-Pacific Entomologist

1990

Application methods for Bacillus thuringiensis used to control larvae of the greater wax moth (Lepidoptera: Pyralidae) on stored beeswax combs, J. D. Vandenberg and H. Shimanuki; Journal of Economic Entomology

1989

Repulsion of three chalcid parasitoids of the alfalfa leafcutting bee, Megachile rotundata (F.) by the fungicides CAPTAN and DPX, Vincent J. Tepedino; The Pan-Pacific Entomologist

1988

Aspects of host acceptance by Pteromalus venustus Walker and Monodontomerus obsoletus Fabricius, parasitoids of Megachile rotundata (Fabricius), the alfalfa leafcutting bee (Hymenoptera: Chalcididae), Vincent J. Tepedino; The Pan-Pacific Entomologist

Host discrimination in Monodontomerus obsoletus Fabricius (Hymenoptera: Torymidae), a parasitoid of the alfalfa leafcutting bee, Megachile rotundata (Fabricius) (Hymenoptera: Megachilidae), Vincent J. Tepedino; Journal of the New York Entomological Society

Incidence of pre-emergence sib-mating in Monodontomerus obsoletus, Pteromalus venustus, and Tetrastichus megachilidis, three chalcid parasitoids of the alfalfa leafcutting bee, Megachile rotundata (Hymenoptera: Chalcididae), Vincent J. Tepedino; The Pan-Pacific Entomologist

1987

Host records and nest entry by Dolichostelis, a kleptoparasitic anthidiine bee (Hymenoptera: Megachilidae), F. D. Parker, James H. Cane, G. W. Frankie, and S. B. Vinson; The Pan-Pacific Entomologist

Host records and nest entry by Dolichostelis, a kleptoparasitic anthidiine bee (Hymenoptera: Megachilidae), Frank D. Parker, J. H. Cane, G. W. Frankie, and S. B. Vinson; The Pan-Pacific Entomologist

1986

Vairimorpha sp. spores do not reduce the longevity of caged adult honey bees, Apis mellifera (Hymenoptera: Apidae), J. D. Vandenberg, J. J. Hamm, and H. Shimanuki; Environmental Entomology

Two commercial preparations of the b exotoxin of Bacillus thuringiensis influence the mortality of caged adult honey bees, Apis mellifera (Hymenoptera: Apidae), J. D. Vandenberg and H. Shimanuki; Environmental Entomology

Two commercial preparations of the ß exotoxin of Bacillus thuringiensis influence the mortality of caged adult honey bees, Apis mellifera (Hymenoptera: Apidae), J. D. Vandenberg and H. Shimanuki; Environmental Entomology

1985

An Effective Fungicide Treatment for Controlling Chalkbrood Disease of the Alfalfa Leafcutting Bee in Field Populations (Hymenoptera: Megachilidae) (Ascomycetes: Ascosphaeraceae), Frank D. Parker; Journal of Economic Entomology

Cross-infectivity potential of Ascosphaera Spp. (Ascomycetes: Ascosphaera) on the bee, Osmia lignaria propinqua Cresson (Megachilidae: Osmia), N. N. Youssef, W. R. McManus, and Phillip F. Torchio; Journal of Economic Entomology

1984

Effect of fungicide treatments on incidence of chalkbrood disease in nests of the alfalfa leafcutting bee (Hymenoptera: Megachilidae), Frank D. Parker; Journal of Economic Entomology

1983

Olfactory evaluation of Andrena host nest suitability by kleptoparasitic Nomada bees (Hymenoptera: Apoidea), James H. Cane; Animal Behavior

Pathogenicity of Ascosphaera species for larvae of Megachile rotundata, J. D. Vandenberg and W. P. Stephen; Journal of Apicultural Research

1982

A comparative study of the exocrine products of clepto-parasitic bees (Holcopasites) and their hosts (Calliopsis) (Hymenoptera: Anthophoridae, Andrenidae), A. Hefetz, G. C. Eickwort, M. S. Blum, James H. Cane, and G. E. Bohart; Journal of Chemical Ecology

Inhibition of chalkbrood spore germination in vitro (Ascosphaera aggregata: Ascosphaerales), W. P. Stephen, J. D. Vandenberg, B. L. Fichter, and G. Lahm; Utah Agricultural Experiment Station Bulletin

Ethiology and symptomatology of chalkbrood in the alfalfa leafcutting bee, Megachile rotundata, J. D. Vandenberg and W. P. Stephen; Journal of Invertebrate Pathology

Etiology and symptomatology of chalkbrood in the alfalfa leafcutting bee, Megachile rotundata, J. D. Vandenberg and W. P. Stephen; Journal of Invertebrate Pathology

1981

Etiology and epizootiology of chalkbrood in the leafcutter bee, Megachile rotundata (Fabricius), with notes on Ascosphaera species, W. P. Stephen, J. D. Vandenberg, and B. L. Fichter; Utah Agricultural Experiment Station Bulletin

1980

Spore load of Ascosphaera species on emerging adults of the alfalfa leafcutting bee, Megachile rotundata, J. D. Vandenberg, B. L. Fichter, and W. P. Stephen; Applied and Environmental Microbiology

1979

Defense against parasitization in mud-nesting Hymenoptera: Can empty cells increase net reproductive output?, Vincent J. Tepedino, L. L. McDonald, and R. Rothwell; Behavioral Ecology and Sociobiology

1978

Alfalfa leafcutter bee: reducing parasitism of loose cells during incubation, Frank D. Parker; The Pan-Pacific Entomologist

1974

Effectiveness of Triahogramma spp. in parasitizing eggs of Pieris rapae and Triahoplusia ni in the laboratory, Frank D. Parker and R. E. Pinnell; Environmental Entomology

Sapyga epidemic now! biology, control report, Phillip F. Torchio; Alfalfa Leafcutter Bee News

1973

Effect on food consumption of the imported cabbageworm when parasitized by two species of Apanteles, Frank D. Parker and R. E. Pinnell; Environmental Entomology

Relative toxicity of insecticides to the honey bee, alkali bee, and alfalfa leafcutting bee (Hymenoptera: Apidae, Halictidae, Megachilidae), Phillip F. Torchio; Journal of the Kansas Entomological Society

1972

Further studies of the biological control of Pieris papae using supplemental host and parasite releases, Frank D. Parker and R. E. Pinnell; Environmental Entomology

Sapyga pumila Cresson, a parasite of Megachile rotundata (F.) (HymenopteraL Sapygidae; Megachilidae) I: biology and description of immature stages, Phillip F. Torchio; Melandria, Washington State Entomological Society

1971

Management of pest populations by manipulating densities of both hosts and parasites through periodic releases, Frank D. Parker; Biological Control

Suppression of Pieris rapae (L.) using a new control system: Mass releases of both the pest and its parasites, Frank D. Parker, F. R. Lawson, and R. E. Pinnell; Journal of Economic Entomology

1970

The Evolution and Parasitism Among Bees, George E. Bohart; 41st Faculty Honor Lecture, Utah State University

1969

Phoretic Behavior of Four Species of Alkali Bee Mites as Influenced by Season and Host Sex, Earle A. Cross and George E. Bohart; Journal of the Kansas Entomological Society

1968

The Biology of Euphytomima nomiivora (Diptera: Sarcophagidae), a Parasite of the Alkali Bee, Nomia melanderi (Hymenoptera: Halictidae), Mohammad Javad Moradeshaghi and George E. Bohart; Journal of the Kansas Entomological Society

Host-parasite associations in some twig nesting Hymenoptera from western North America. Part II, Frank D. Parker and R. M. Bohart; The Pan-Pacific Entomologist

1965

Host-parasite associations in some twig-nesting Hymenoptera from western North America, Frank D. Parker and R. M. Bohart; The Pan-Pacific Entomologist

1963

A chalcid wasp parasite of the alfalfa leaf-cutting bee, Phillip F. Torchio; Farm and Home Science

1960

The Biology of Heterostylum rubustum (Diptera: Bombyliidae), a Parasite of the Alkali Bee, George E. Bohart, W. P. Stephen, and R. K. Eppley; Annals of the Entomological Society of America

1955

New Records of Hornia minutipennis Riley, With Notes on its Biology (Coleoptera, Meloidae), George E. Bohart and Richard B. Selander; Proceedings of the Entomological Society of Washington

1954

Honey Bees Attacked at Their Hive Entrance by the Wast Philanthus flavifrons Cresson, George E. Bohart; Proceedings of the Entomological Society of Washington

Additional Studies on the Effect of Field Applications of Insecticides on Honey Bees, F. V. Lieberman, George E. Bohart, William P. Nye, and G. F. Knowlton; Journal of Economic Entomology

The Biology of Zonitis atripennis flavida Leconte (Coleoptera: Meloidae), Richard B. Selander and George E. Bohart; Wasmann Journal of Biology

1952

A Larva of Trichodes ornatus from a Pollen Trap on a Hive of Honey Bees, William P. Nye and George E. Bohart; The Pan-Pacific Entomologist

1949

Record of a Fungus Outbreak Among Adult Bees of the Genus Andrena, George E. Bohart; The Pan-Pacific Entomologist

1948

The Effect of Field Application of DDT, Chlordane, Parathion, and Chorinated Camphene Dusts on Honey Bees, F. E. Todd, F. V. Lieberman, William P. Nye, and G. F. Knowlton; Agricultural Chemistry

1947

An Arsenic Survey in Utah, G. F. Knowlton, L. W. Jones, and William P. Nye; Utah Agricultural Experiment Station Mimeograph Series

Some Records of Parasitism of Solitary Bees by Conopid Flies, John W. MacSwain and George E. Bohart; The Pan-Pacific Entomologist

The Relationship Between Arsenic in the Blossoms of White Sweet Clover and in the Soil, William P. Nye; Farm & Home Science

1941

The Oviposition of Conopid Flies Upon Smaller Andrenid Bees, George E. Bohart; The Pan-Pacific Entomologist

1940

A Conopid Fly Parasite of Megachile (Hymenoptera, Apoidea), George E. Bohart and John W. MacSwain; The Pan-Pacific Entomologist

A record of Physocephala affinis Williston as a parasite of adult Bembix comata Parker, George E. Bohart and John W. MacSwain; The Pan-Pacific Entomologist

Notes on Two Chrysidids Parasitic on Western Bembicid Wasps (Hymenoptera), George E. Bohart and John W. MacSwain; The Pan-Pacific Entomologist

1696

Alkali Bees: Response of Adults to Pathogenic Fungi in Brood Cells, S. W.T. Batra and George E. Bohart; Science