. Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. Fig. 204.—Turnip flea beetle. Enlarged 12 times. (After Riley, U. S. Dept. Agric.) Fig. 205.—Horse-radish flea beetle. Enlarged 9 times. (After Chittenden.) Banded Flea Beetle (Systena tceniata Say).—Injurious in beet fields, in vegetable gardens and in orchards. Adult.—Black to brownish, with a whitish longitudinal stripe down middle of each wing-cover; J^ inch long; omnivorous. ^gS^'—Elliptical, opaque, light yellow; finely granulated, June-July. Larva.—Slender, sluggish, J^ inch lon
. Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. Fig. 204.—Turnip flea beetle. Enlarged 12 times. (After Riley, U. S. Dept. Agric.) Fig. 205.—Horse-radish flea beetle. Enlarged 9 times. (After Chittenden.) Banded Flea Beetle (Systena tceniata Say).—Injurious in beet fields, in vegetable gardens and in orchards. Adult.—Black to brownish, with a whitish longitudinal stripe down middle of each wing-cover; J^ inch long; omnivorous. ^gS^'—Elliptical, opaque, light yellow; finely granulated, June-July. Larva.—Slender, sluggish, J^ inch long, yellowish-white, narrowing toward the front; sutures of thorax with an X-mark; anal segment pointed with a crown of spines and four long hairs; winters. Smartweed Flea Beetle (Systena hudsonias Forst.).—Sometimes feeds on leaves of sugar beets, young apple and pear 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 Lochhead, William, 1864- [from old catalog]. Philadelphia, P. Blakiston's son & co
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsects, bookyear1919
