. Cooperative economic insect report; survey methods. Entomological surveys; Insect pests United States. 50 Survey Methods RULE (inches) TWIG 1/8M 01AM nO (COLUMN IICOLUMN 2. No. Scales Actually Observed No. Scales Per Inch Of New Growth. 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. Plant Pest Control Division. [Washington]

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