. Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. CLASSIFICATION AND DESCRIPTION OF COMMON INSECTS 337 It appears in April and May and attacks the foliage of various plants; nocturnal. Larva.—^Legless, white to flesh colored, usually curved; head brown, body thickest at the middle; ^^ inch long and lives in the soil and at- tacks roots of Cyclameny Adiantum and Gloxinia. Feytaud, of France, reports parthenogenetic reproduction of this insect, and considers it probable that males appear sporadically. The females deposit more than 150 e
. Class book of economic entomology. Insects, Injurious and beneficial. [from old catalog]; Insects; Insects. CLASSIFICATION AND DESCRIPTION OF COMMON INSECTS 337 It appears in April and May and attacks the foliage of various plants; nocturnal. Larva.—^Legless, white to flesh colored, usually curved; head brown, body thickest at the middle; ^^ inch long and lives in the soil and at- tacks roots of Cyclameny Adiantum and Gloxinia. Feytaud, of France, reports parthenogenetic reproduction of this insect, and considers it probable that males appear sporadically. The females deposit more than 150 eggs, and reproduction is very rapid. Control.—The adults may be caught at night by shaking them from infested plants; the grubs in the soil are not readily controlled. Peach Leaf Weevil {Anametis granulatus Say).—This weevil is about 14 inch long, dark brown, oval, robust, densely covered with greyish scales. It sometimes damages peach, pear and apple trees by eating at night the buds and bark. Widely distributed. CALANDRID^ (GRAIN WEEVILS) Granary Weevil {Calandra granaria Linn.).—Adult. A snout- weevil, J^ inch long, convex, brown; thorax punctate; wing-covers. Pig. 218.—Grain and rice weevils: a, adult of grain beetle {Calandra granaria)', h, larva; c, pupa; d, adult of rice weevil (C. oryzx). {After Chittenden.) ridged lengthwise. Four or five generations in a season, each requir- ing about 40 days (Fig. 218). 22. 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
Size: 1543px × 1620px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsects, bookyear1919
