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Excerpt from Cooperative Economic Insect Report, Vol. 4: January 29, 1954Forest and Shade Tree Insects: A willow aphid (lachnus saliflus) was abundant on willow that had been planted for a snow catch at Ln verne, Rock County. Aphids were restricted to the stems and the lower portions of limbs. (granovsky) walkingstick' (diapheromera femorata) was present but did not develop

Title : Cooperative Economic Insect Report, Vol. 4: January 29, 1954 (Classic Reprint)
Author : U.S. Department of Agriculture
Language : en
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Uploaded : Apr 07, 2021

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