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Biological and Ecological Studies on Some Lepidopterous Bud and Shoot Insects of Jack Pine (Lepidoptera-Olethreutidae)1
Published online by Cambridge University Press: 31 May 2012
Extract
Injury to young jack pine in an experimental plantation at Cloquet, Minn., by a shoot boring insect, Eucosma sonomana Kearfott, stimulated the investigacions on life history, biology and incidence reported here. Notes on life history, biolop and injury are included for two additional species of the subfamily Eucosminae, family Olethreutidae; namely Petrova albicapitana Busck, and Petrova pallipennis McDunnough.
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- Copyright © Entomological Society of Canada 1949
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