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Content Type: PDF
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Material Type: Theses
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Language: English
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Subject: Aphids--Biological control
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Subject: Apples--Diseases and pests
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Electronic Theses & Dissertations
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Aphids
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Apples--Diseases and pests
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Pests--Biological control
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Biological studies on Aphidoletes aphidimyza (Rondani) (diptera:cecidomyiidae) and its use in biological control of the apple aphid Aphis pomi Degeer (homoptera:aphididae)
Morse, Joseph Grant
Text (1981)
Part of
Electronic Theses & Dissertations
Spatial distribution of Aphis pomi (Degeer) and the predator Aphidoletes aphidimyza (Rondani) relative to growth in the apple tree
Jokinen, Duane Paul
Text (1980)
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