Read Cooperative Economic Insect Report, Vol. 15: April 16, 1965 (Classic Reprint) - U.S. Department of Agriculture | ePub Online

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Excerpt from Cooperative Economic Insect Report, Vol. 15: April 16, 1965Forest defoliators also were troublesome and damaging at many locations through out the country. Noteworthy were new and virulent outbreaks of douglas - fir tussock moth in California and Oregon. In addition, a serious fall cankerworm infestation intensified and spread in valuable hardwood stands in

Title : Cooperative Economic Insect Report, Vol. 15: April 16, 1965 (Classic Reprint)
Author : U.S. Department of Agriculture
Language : en
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Uploaded : Apr 03, 2021

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