. Agricultural entomology for students, farmers, fruit-growers and gardeners. Insects; Beneficial insects; Insect pests. HESSIAN FLY 259 temperature and moisture. They come out in the fall and are ready to deposit eggs on wheat plants accessible in the. Fig. 205.—The Hessian fly: pupa taken from "," greatly eularjicd. (After Marlatt, Div. Eiit , U. S. Dept. A-.). 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 w
. Agricultural entomology for students, farmers, fruit-growers and gardeners. Insects; Beneficial insects; Insect pests. HESSIAN FLY 259 temperature and moisture. They come out in the fall and are ready to deposit eggs on wheat plants accessible in the. Fig. 205.—The Hessian fly: pupa taken from "," greatly eularjicd. (After Marlatt, Div. Eiit , U. S. Dept. A-.). 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 Osborn, Herbert, 1856-1954. Philadelphia ; New York : Lea & Febiger
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectb, booksubjectinsects
