Entomology Commons^™

A Modified Pollen Trap For Honey Bee Hives, William P. Nye

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No abstract provided.

A Revisional Study Of The Bees Of The Genus Perdita F. Smith, With Special Reference To The Fauna Of The Pacific Coast (Hymenoptera, Apoidea) Part Iii, P. H. Timberlake

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In the two preceding parts of this revision those species of Perdita have been treated that belong to the subgenera Xerophasma, Pseudomacrotera, Macrotera, Cockerellula, Macroteropsis, Macroterella, Heteroperdita, Glossoperdita, Hesperoperdita, Epimacrotera, Cockerellia, Procockerellia, Pentaperdita, Xeromacrotera, Callomacrotera, Hexaperdita, Perditella, Alloperdita, and Pygoperdita. The many species now remaining will be referred to the typical subgenus, although divided into numerous groups. In Part III the systematics of those sections of the typical subgenus designated as the zonalis and halictoides groups will be considered, together with …

Alfalfa Pollinators With Special Reference To Species Other Than Honey Bees, George E. Bohart

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The Effect Of Prior Location On Alfalfa Foraging By Honey Bees, M. D. Levin, George E. Bohart

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Bees. The Nursery, George E. Bohart, William P. Nye

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Bees. Foraging For Nectar And Pollen, George E. Bohart, William P. Nye

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Bees: Their Nests And Nesting Sites, George E. Bohart, William P. Nye

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Bees. Their Place In The World Of Insects, George E. Bohart, William P. Nye

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Kinds Of Bees, George E. Bohart, William P. Nye

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Bees. The Tools Of Their Trade, George E. Bohart, William P. Nye

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Pollination (In Growing Alfalfa For Seed), George E. Bohart, William P. Nye, Marshall D. Levin

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Time Relationships In The Nest Construction And Life Cycle Of The Alkali Bee, George E. Bohart, Earle A. Cross

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Selection Of Pollens By Honey Bees, M. D. Levin, George E. Bohart

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Alkali Bees Vs. Drainage, George E. Bohart

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Gradual Nest Supersedure Within The Genus Osmia, George E. Bohart

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New Records Of Hornia Minutipennis Riley, With Notes On Its Biology (Coleoptera, Meloidae), George E. Bohart, Richard B. Selander

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Raising Bees, George F. Knowlton, William P. Nye

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A Revisional Study Of The Bees Of The Genus Perdita F. Smith, With Special Reference To The Fauna Of The Pacific Coast (Hymenoptera, Apoidea) Part I, P. H. Timberlake

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The genus Perdita forms one of the most interesting groups of bees of the North American fauna, and is one to which the author has devoted much attention during the last twenty-five years. The privilege of examining specimens of Perdita belonging to the United States National Museum, the American Museum of Natural History, the California Academy of Sciences, the University of California, and the University of Kansas is gratefully acknowledged, as well as the help of many individuals, who during this time have placed their specimens at the author's disposal. Special mention should be made of J. C. Bridwell, J. …

The Effect Of Competing Pollen Sources On The Number Of Honey Bees Collecting Alfalfa Pollen, George E. Bohart

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Feeding Pollen Supplement And Pollen Substitute To Honey Bees, Marshall D. Levin, William P. Nye, George F. Knowlton

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Additional Studies On The Effect Of Field Applications Of Insecticides On Honey Bees, F. V. Lieberman, George E. Bohart, G. F. Knowlton, William P. Nye

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Choice of an insecticide treatment to be used on a legume seed crop in bloom should be determined by its hazard o bees as well as its economic effectiveness in controlling harmful insects. This is true not only because bees provide the cross-pollination essential to high yield of quality seed but also because most beekeepers still depend on a honey crop for their living.

In 1947 the staff of the U.S. Legume Seed Research Laboratory at Logan, Utah, initiated a study to ascertain which of the principal new organic insecticides could be applied to seed alfalfa in bloom without creating …

Honey Bees Attacked At Their Hive Entrance By The Wasp Philanthus Flavifrons Cresson, George E. Bohart

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Notes On Food Habits Of The Western Harvester Ant, George E. Bohart, George F. Knowlton

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Notes On Mating, Prey Provisioning, And Nesting Of Sphex Procerus (Dahlbom), George E. Bohart, George F. Knowlton

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Yearly Population Fluctuation Of Bombus Morrisoni At Fredonia, Arizona, George E. Bohart, George F. Knowlton

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Wild Bees For Pollination Of The Alfalfa Seed Crop In Utah, George E. Bohart, George F. Knowlton

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A Larva Of Trichodes Ornatus From A Pollen Trap On A Hive Of Honey Bees, William P. Nye, George E. Bohart

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Honey Bees For Higher Yields Of Alfalfa Seed In Utah, George E. Bohart, George F. Knowlton

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Observations On The Mating Habits Of Halictid Bees, George E. Bohart

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New Insecticides. What Is Their Effect On Bees When Applied To Flowering Alfalfa?, George F. Knowlton, William P. Nye, F. V. Lieberman, F. E. Todd, George E. Bohart

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No abstract provided.