. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. FIG. 229.—A cut-worm, species undetermined. (About natural size.) their natural enemies, but sometimes they seem to get away from control and occur in such numbers that they destroy nearly every green thing in the affected regions. At such times some of the species will begin to migrate in great armies. FIG. 230.—Adult of army-\vorm. Leucania unipinicta. (About natural size.) in search of food. They are then called army-worms, and their control becomes a matter of prime importance to the man whose field, orchard o
. Elementary textbook of economic zoology and entomology. Zoology; Insect pests. FIG. 229.—A cut-worm, species undetermined. (About natural size.) their natural enemies, but sometimes they seem to get away from control and occur in such numbers that they destroy nearly every green thing in the affected regions. At such times some of the species will begin to migrate in great armies. FIG. 230.—Adult of army-\vorm. Leucania unipinicta. (About natural size.) in search of food. They are then called army-worms, and their control becomes a matter of prime importance to the man whose field, orchard or garden lies in their path. The methods used in fighting cut-worms must vary according to time, place and local conditions. No single remedy can be. 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; Doane, Rennie Wilbur, 1871-. New York, H. Holt and company
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