Insects injurious to fruits . ute portions of apple-leaves, and on open-ing one of them it will be seen to contain a small yellowishlarva, or, if the season be advanced, perhaps a chrysalis. During the month of May a very small but very beautifulmoth escapes from each of these enclosures. The moth is rep-resented at g in Fig. 115, much magmfied. Its head is golden,the antenna? brown, tinged with gold ; the fore wings from to the middle are of a leaden gray with a metallic lustre,and from the middle to the tip gold(;n ; a broad silvery streakextends from the front edge to about tlie mi
Insects injurious to fruits . ute portions of apple-leaves, and on open-ing one of them it will be seen to contain a small yellowishlarva, or, if the season be advanced, perhaps a chrysalis. During the month of May a very small but very beautifulmoth escapes from each of these enclosures. The moth is rep-resented at g in Fig. 115, much magmfied. Its head is golden,the antenna? brown, tinged with gold ; the fore wings from to the middle are of a leaden gray with a metallic lustre,and from the middle to the tip gold(;n ; a broad silvery streakextends from the front edge to about tlie middle, marginedwith a dark color on both sides; there are also other streaksand spots of silvery and dark brown. The hind wings are ATTACKING THE LEAVES. 117 of a rich deep gray margined with a long yellowish-brownfringe. It is an active little creature, running about on theupper surface of the leaves in the sunshine, with its wingsclosely folded to its body. The eggs are laid on the apple-leaves, and the young larva Fig. -t- when hatched penetrates to the interior of the leaf, mining it,leaving the upper and under surfaces unbroken, but formingafter a time an irregular, dark-colored blotch upon the mature, it forms from the leafy blotch its little case,and, crawling with it, fastens it securely to a near twig orbranch of the tree. At this period the larva presents the 118 LXSKCTS INJURIOUS TO THE APPLE. appearance shown at h, and is then about one-eighth of aninch long, and of a yellowish-brown color, with a dark , contracting within its c^se, it appears as shown at c,and iinally transforms to a chrysalis, as seen at/in the figure. There are two broods during the season, the moths appear-ing in May and again in July and August, the first brood ofthe larvse being found in June, the second brood at the latterend of the season. Remedies.—A minute parasitic fly, shown at 1i in Fig. 115,attacks this tiny creature and destroys it. (All these figures,exce
Size: 1380px × 1810px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorsaunderswilliam183619, bookcentury1800, bookdecade1880
