. Cooperative economic insect report. Beneficial insects; Insect pests. w# [TED STATES DEPARTMENT OF AGRICULTURE ikSBINGTON 2£, D. C. .Official-Business. YV^ ~J 1 \ nalty for Private Use to Avoj Payment of Postage, $300;'. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Animal and Plant Health Service. Plant Protection and Quarantine Programs; United States. Bureau of Entomology and Plant Quarantine; United S


. Cooperative economic insect report. Beneficial insects; Insect pests. w# [TED STATES DEPARTMENT OF AGRICULTURE ikSBINGTON 2£, D. C. .Official-Business. YV^ ~J 1 \ nalty for Private Use to Avoj Payment of Postage, $300;'. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Animal and Plant Health Service. Plant Protection and Quarantine Programs; United States. Bureau of Entomology and Plant Quarantine; United States. Plant Pest Control Division. Hyattsville, MD. [etc. ] Plant Protection and Quarantine Programs Animal and Plant Health Service


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Keywords: ., bookcentury1900, booksubjectbeneficialinsects, booksubjectinsect