. Injurious insects : how to recognize and control them . Insect pests; Insect pests. 362 PESTS OF THE HOUSEHOLD AND STORED PRODUCTS. Fig. 573.âAdult of the Indian-meal Moth. Enlarged and natural size. Original. of the insects â nill be killed. Some additional piping may be necessary in order to accomplish this, but usually the cost is justified by the results, and the improvement, once made, is permanent. The pest may be kiUed by fimiigation with carbon bi- sulphide or hydrocyanic acid gas. -^tp»li«ii"i%k W^ The Meal Snout-moth (Pyralis farinalis Linn.) The habits of this species resem
. Injurious insects : how to recognize and control them . Insect pests; Insect pests. 362 PESTS OF THE HOUSEHOLD AND STORED PRODUCTS. Fig. 573.âAdult of the Indian-meal Moth. Enlarged and natural size. Original. of the insects â nill be killed. Some additional piping may be necessary in order to accomplish this, but usually the cost is justified by the results, and the improvement, once made, is permanent. The pest may be kiUed by fimiigation with carbon bi- sulphide or hydrocyanic acid gas. -^tp»li«ii"i%k W^ The Meal Snout-moth (Pyralis farinalis Linn.) The habits of this species resemble those of the Indian- FiG. 574. âLarva; and pupa of the Meal jj^pal moth. The larvae work in grains or grain products, such as flour, bran, or meal, and spin long tubes of silk, ruining more than they consume. There are three or four generations annually under favorable conditions. Treatment is the same as for the preceding species. Snout-moth, inal. Shghtly enlarged. Orig-. 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 O'Kane, Walter Collins, b. 1877. New York : The Macmillan Company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsectp, bookyear1912
