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Articles 121 - 144 of 144

Full-Text Articles in Entomology

Pollination (In Growing Alfalfa For Seed In Utah), F. E. Todd, George E. Bohart, William P. Nye Jan 1950

Pollination (In Growing Alfalfa For Seed In Utah), F. E. Todd, George E. Bohart, William P. Nye

All PIRU Publications

No abstract provided.


The Alkali Bee, Nomia Melanderi Ckll., A Native Pollinator Of Alfalfa, George E. Bohart Jan 1950

The Alkali Bee, Nomia Melanderi Ckll., A Native Pollinator Of Alfalfa, George E. Bohart

All PIRU Publications

No abstract provided.


The Effect Of Field Applications Of Insecticides On Honey Bees, Frank E. Todd, F. V. Lieberman, William P. Nye, G. F. Knowlton Aug 1949

The Effect Of Field Applications Of Insecticides On Honey Bees, Frank E. Todd, F. V. Lieberman, William P. Nye, G. F. Knowlton

All PIRU Publications

Reports of tests of new insecticides have tended to minimize the practical dangers to beekeeping when these toxicants are applied to crops in bloom. The idea is current that these insecticides are harmless to bees if applied during hours when bees are not on the field. An examination of one alfalfa-seed area, where bee losses from commercial applications were reported, prompted a more critical examination to determine the effect of field applications of these insecticides on bees. This paper is a report of field experiments near Logan. Utah, with early-morning applications of DDT, chlordane, parathion, and toxaphene to alfalfa in …


Record Of A Fungus Outbreak Among Adult Bees Of The Genus Andrena, George E. Bohart Jan 1949

Record Of A Fungus Outbreak Among Adult Bees Of The Genus Andrena, George E. Bohart

All PIRU Publications

No abstract provided.


New North American Bees Of The Genus Dufourea (Apoidea: Halictidae) Part Iii, George E. Bohart Jan 1949

New North American Bees Of The Genus Dufourea (Apoidea: Halictidae) Part Iii, George E. Bohart

All PIRU Publications

No abstract provided.


Insect Food Of The Vesper Sparrow, Georger F. Knowlton, William P. Nye Jan 1948

Insect Food Of The Vesper Sparrow, Georger F. Knowlton, William P. Nye

All PIRU Publications

No abstract provided.


Beneficial Insects In Relation To Alfalfa-Seed Production In Utah, George E. Bohart Jan 1948

Beneficial Insects In Relation To Alfalfa-Seed Production In Utah, George E. Bohart

All PIRU Publications

No abstract provided.


New North American Bees Of The Genus Dufourea (Apoidea: Halictidae) Part Ii, George E. Bohart Jan 1948

New North American Bees Of The Genus Dufourea (Apoidea: Halictidae) Part Ii, George E. Bohart

All PIRU Publications

No abstract provided.


The Sarcophagidae Of Guam (Diptera), David G. Hall, Geroge E. Bohart Jan 1948

The Sarcophagidae Of Guam (Diptera), David G. Hall, Geroge E. Bohart

All PIRU Publications

No abstract provided.


A Simple Method For Mounting Aphids, William P. Nye Jan 1947

A Simple Method For Mounting Aphids, William P. Nye

All PIRU Publications

No abstract provided.


Some Records Of Parasitism Of Solitary Bees By Conopid Flies, John W. Macswain, George E. Bohart Jan 1947

Some Records Of Parasitism Of Solitary Bees By Conopid Flies, John W. Macswain, George E. Bohart

All PIRU Publications

No abstract provided.


The Phorid Flies Of Guam, George E. Bohart Jan 1947

The Phorid Flies Of Guam, George E. Bohart

All PIRU Publications

No abstract provided.


New North American Bees Of The Genus Dufourea (Apoidea; Halictidae) Part I, George E. Bohart Jan 1947

New North American Bees Of The Genus Dufourea (Apoidea; Halictidae) Part I, George E. Bohart

All PIRU Publications

No abstract provided.


An Arsenic Survey In Utah, George F. Knowlton, L. W. Jones, William P. Nye Jan 1947

An Arsenic Survey In Utah, George F. Knowlton, L. W. Jones, William P. Nye

All PIRU Publications

No abstract provided.


Lizards Feeding On Ants In Utah, George F. Knowlton, William P. Nye Nov 1946

Lizards Feeding On Ants In Utah, George F. Knowlton, William P. Nye

All PIRU Publications

No abstract provided.


Some Insect Food Of The Sage Sparrow, George F. Knowlton, William P. Nye Jan 1946

Some Insect Food Of The Sage Sparrow, George F. Knowlton, William P. Nye

All PIRU Publications

No abstract provided.


Three New Muscoid Flies From Guam, George E. Bohart, J. Linsley Gressitt Jan 1946

Three New Muscoid Flies From Guam, George E. Bohart, J. Linsley Gressitt

All PIRU Publications

No abstract provided.


Notes On Some Feeding And Hibernation Habits Of California Polistes (Hymenoptera, Vespidae), George E. Bohart Jan 1942

Notes On Some Feeding And Hibernation Habits Of California Polistes (Hymenoptera, Vespidae), George E. Bohart

All PIRU Publications

No abstract provided.


A Synopsis Of The Genus Micralictoides (Hymenoptera, Apoidea), George E. Bohart Jan 1942

A Synopsis Of The Genus Micralictoides (Hymenoptera, Apoidea), George E. Bohart

All PIRU Publications

No abstract provided.


A Review Of The Genus Physocephala Of The Western United States (Diptera, Conopidae), George E. Bohart Jan 1941

A Review Of The Genus Physocephala Of The Western United States (Diptera, Conopidae), George E. Bohart

All PIRU Publications

No abstract provided.


The Oviposition Of Conopid Flies Upon Smaller Andrenid Bees, George E. Bohart Jan 1941

The Oviposition Of Conopid Flies Upon Smaller Andrenid Bees, George E. Bohart

All PIRU Publications

No abstract provided.


A Record Of Physocephala Affinis Williston As A Parasite Of Adult Bembix Comata Parker, George E. Bohart, John W. Macswain Jan 1940

A Record Of Physocephala Affinis Williston As A Parasite Of Adult Bembix Comata Parker, George E. Bohart, John W. Macswain

All PIRU Publications

No abstract provided.


The Life History Of The Sand Wasp, Bembix Occidentalis Beutenmuelleri Fox, And Its Parasites, George E. Bohart, John W. Macswain Jan 1939

The Life History Of The Sand Wasp, Bembix Occidentalis Beutenmuelleri Fox, And Its Parasites, George E. Bohart, John W. Macswain

All PIRU Publications

No abstract provided.


Synopsis Of The Genus Dalmannia In North America (Diptera, Conopidae), George E. Bohart Jan 1938

Synopsis Of The Genus Dalmannia In North America (Diptera, Conopidae), George E. Bohart

All PIRU Publications

No abstract provided.