. Farmers' foes and their remedies [microform]. Pests; Agricultural pests; Agricultural pests; Animaux et plantes nuisibles, Lutte contre les; Ennemis des cultures; Ennemis des cultures, Lutte contre les. (Fig. 45.) The dlffcront stagps are shown In the engraving above: o represents the grub much magnified; h the chrysalis, and c the bwtle. Iwth much magnified; d the yount; fruit, showing the crescent-shaped mark made by the Insect, and the curcullo, lite- size, at Its work. a beak. The beetle Is a small, rough, grayish insect, about one-flfth of an Inch long. The female deiwsits eggs In the y
. Farmers' foes and their remedies [microform]. Pests; Agricultural pests; Agricultural pests; Animaux et plantes nuisibles, Lutte contre les; Ennemis des cultures; Ennemis des cultures, Lutte contre les. (Fig. 45.) The dlffcront stagps are shown In the engraving above: o represents the grub much magnified; h the chrysalis, and c the bwtle. Iwth much magnified; d the yount; fruit, showing the crescent-shaped mark made by the Insect, and the curcullo, lite- size, at Its work. a beak. The beetle Is a small, rough, grayish insect, about one-flfth of an Inch long. The female deiwsits eggs In the young fruit of plums and cherries, causing them to drop prematurely, generally before the larvie are full grown. Apple-Fbuit Mineb [Argyresthia conjugella, Z.). (Fio. 46.) Infested Apple—Halved. The first apparent sign of infesfaition is the exudation of Juice from the fruit, at the itoint where the larva enteretl, which generally dries up in the form of a little bubble, grayish in colour. The point of entrance is often between two fruits which touch each other, or under a leaf which covers part of the apple attacked. Later on, when the larva has left, the small hole in the side of the fruit through which it escaimi can be seen on close examination. Many fruits were found to l)e infested both with this and the lesser apple- worm (Grai>hoUtfia pniiiiiora, Walsh). The full-grown larva is smaller than the last mentioned. It has been descrilml as follows: Nearly cylindrical in shape; slender; about %, inch in length, when extende<l; body whitish, some- times greenish-white, with black head; of the hoily une%-en, intraseg- mental folds deep; as also a medium transversal fold on each 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 British Columbia. Dept. of Agriculture. Victoria, B. C. :
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Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
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Keywords: ., bo, bookcentury1900, bookdecade1900, booksubjectagriculturalpests
