. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. * * U. S. DEPARTMENT OF AGRICULTURE, BUREAU OF ENTOMOLOGYâBULLETIN No. 85, Part VI. L. O. HOWARD, Entomologist and Chief of Bureau. PAPERS ON CEREAL AND FORAGE INSECTS. CONTRIBUTIONS TO A KNOWLEDGE OF THE CORN R00T:APHIS. BY R. A. VICKERY, Agent and Expert. Issued July 12, .â â swiÂ»^ WASHINGTON: GOVERNMENT PRINTING OFFICE. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustratio

. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. * * U. S. DEPARTMENT OF AGRICULTURE, BUREAU OF ENTOMOLOGYâBULLETIN No. 85, Part VI. L. O. HOWARD, Entomologist and Chief of Bureau. PAPERS ON CEREAL AND FORAGE INSECTS. CONTRIBUTIONS TO A KNOWLEDGE OF THE CORN R00T:APHIS. BY R. A. VICKERY, Agent and Expert. Issued July 12, .â â swiÂ»^ WASHINGTON: GOVERNMENT PRINTING OFFICE. 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. Bureau of Entomology. Washington : G. P. O.

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