. Injurious insects : how to recognize and control them . Insect pests; Insect pests. HAIRY CATERPILLARS EATIXG THE LEAVES 181. Tho pupal stage is passed in the soil. Tlie only means of control avail- able is deep fall plowing. Rose Slugs Three species of " slugs," the larva^ of sawflies, commonly infest the foliage of roses in this country. The surface of the leaves may be skeletonized, as with the native American species. Ei)dc]omijia rosos Harr. ; or holes may be eaten in the leaves, as with an imported species, the Bristly Rose Slug, (^ladiiis pccti- iiiconiis Fourer: or the larv
. Injurious insects : how to recognize and control them . Insect pests; Insect pests. HAIRY CATERPILLARS EATIXG THE LEAVES 181. Tho pupal stage is passed in the soil. Tlie only means of control avail- able is deep fall plowing. Rose Slugs Three species of " slugs," the larva^ of sawflies, commonly infest the foliage of roses in this country. The surface of the leaves may be skeletonized, as with the native American species. Ei)dc]omijia rosos Harr. ; or holes may be eaten in the leaves, as with an imported species, the Bristly Rose Slug, (^ladiiis pccti- iiiconiis Fourer: or the larva may attack the edge of the leaf, eating out large sections, as with another imported species, the Coiled Rose Slug, EnlphljtUf: cIlH'tu.': L. Either arsenate of lead or Paris green will readily poison the slugs. Or, they may be dislodged by a fig. ; Yellow-bear Cater- strong stream of water. pillar. Original. The Yellow-bear Caterpillar (Diacrisia rirginica Fab.) Rather large and hairy caterpillars attack the leaves of a great vai'iety of vegetables as well as maii>' kinds of weeds. Usually they are not alnmdant enough to do serious injury. A full- grown caterjiillar is 2 inches long. The hairs arise in tufts on the back and sides, and vary from light yellow to brown. The adult is a light-colored moth, expand- ing lA to Ij inches, marked with a few small dark dots. There are two gen- erations, the second lot of caterpillars appearing in August or September. Hand picking will suffice to control this insect when present in moder-. 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
