Read Online Cooperative Economic Insect Report, Vol. 19: May 30, 1969 (Classic Reprint) - U.S. Department of Agriculture file in PDF Online

Read Cooperative Economic Insect Report, Vol. 19: May 30, 1969 (Classic Reprint) - U.S. Department of Agriculture file in ePub

Excerpt from Cooperative Economic Insect Report, Vol. 19: May 30, 1969Pear psylla first summer - generation adults appearing in Oregon and Washington. (p.Citrus rust mite increased, highest in 18 years of record for mid - May on Florida citrus. (p.Geometrid moth larvae heavy on red maples with some tree mortality and extensive dieback expected in Pennsylvania; also

Title : Cooperative Economic Insect Report, Vol. 19: May 30, 1969 (Classic Reprint)
Author : U.S. Department of Agriculture
Language : en
Rating :
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Type : PDF, ePub, Kindle
Uploaded : Apr 10, 2021

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