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Entomology

Technical Bulletins

1992

Articles 1 - 2 of 2

Full-Text Articles in Life Sciences

Tb151: The Balsam Gall Midge--An Economic Pest Of Balsam Fir Christmas Trees, E. A. Osgood, R. L. Bradbury, F. A. Drummond Aug 1992

Tb151: The Balsam Gall Midge--An Economic Pest Of Balsam Fir Christmas Trees, E. A. Osgood, R. L. Bradbury, F. A. Drummond

Technical Bulletins

This technical bulletin summarizes all previous published research on the balsam gall midge. Also included are new data on the effect of late bud burst on midge oviposition and the degree of population regulation of the gallmaker by its inquiline.


Tb148: Alternative Forage Plants For Native (Wild) Bees Associated With Lowbush Blueberry, Vaccinium Spp., In Maine, C. S. Stubbs, H. A. Jacobson, E. A. Osgood, F. A. Drummond Feb 1992

Tb148: Alternative Forage Plants For Native (Wild) Bees Associated With Lowbush Blueberry, Vaccinium Spp., In Maine, C. S. Stubbs, H. A. Jacobson, E. A. Osgood, F. A. Drummond

Technical Bulletins

To determine potentially suitable alternative food sources for important native bee pollinators of blueberry, the primary objectives of the present research were (1) to compile the published North American nectar, pollen, and flower records; (2) to analyze the pollen loads of native bees associated with Vaccinium spp. in Maine; and (3) to survey distribution and abundance patterns of native bee populations in Maine blueberry fields.