. Common injurious insects of Kansas. Insect pests. INSECTS ATTACKING CORN. 21 pigeon grass or smart-weed maturing in the corn would diminish likewise the chances of survival of young root-lice the following ; Kansas Notes. — This insect has not been very generally ob- served in the State, but it is undoubtedly more common than indicated by the lack of observations. CORN-LOUSE. (Aphis tnaidis Fitch; Order, Hemiptera.) Diagnosis.—Many minute soft, green insects on the stalks, leaves, or tassels; small brown ants running up and down the stalks; wilting of the corn leaves. Description a
. Common injurious insects of Kansas. Insect pests. INSECTS ATTACKING CORN. 21 pigeon grass or smart-weed maturing in the corn would diminish likewise the chances of survival of young root-lice the following ; Kansas Notes. — This insect has not been very generally ob- served in the State, but it is undoubtedly more common than indicated by the lack of observations. CORN-LOUSE. (Aphis tnaidis Fitch; Order, Hemiptera.) Diagnosis.—Many minute soft, green insects on the stalks, leaves, or tassels; small brown ants running up and down the stalks; wilting of the corn leaves. Description and Life-history.—Very small, soft-bodied, apple- green insects; body elliptical or slightly ovate in outline. The. Fig. 11. Cokn-lotjse; a, winged female; b, pupa; c, wingless female. insects are mostly wingless, though in the late fall winged speci mens may be found. The eggs are laid in the fall and hatch the following spring. Remedies.—There are so many natural enemies of the plant- lice that they are rarely permitted to do serious damage, despite their extraordinary prolificness. Several species of lady-beetles feed on the Corn-louse. The lice could be easily destroyed by the use of kerosene emulsion (see p. 9), but this would be imprac- ticable as a general remedy in fields. Kansas Notes.—Prof. E. A. Popenoe found this insect attack- ing cane in southern Kansas in 1882. A correspondent in Brown county wrote this Department un- der date of June 2, 1891, sending specimens of the louse and re-. 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 Kellogg, Vernon L. (Vernon Lyman), 1867-1937; Kansas. University. Dept. of entomology. [from old catalog]. [Lawrence, Kan. ] The University
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