. Insects and plant diseases [microform] : instructions in spraying. Spraying and dusting in agriculture; Agricultural pests; Pulvérisation et poudrage en agriculture; Ennemis des cultures, Lutte contre les. o( le*d m one quart of water, and in another wooden pail dinolve one oanoe of arsenate of eoda in one pint of water ; empty tLo oontonta of «aob of the pails mto a barrel of water (40 gallon.) Stir well ami add one quart of gluJoee. Tar bands, moreover, should be placed around the trunks, and pyrethrum powder may be used to advantage about the tree. k « "^ 2. Tiiit Tussock Moth —Orgyi
. Insects and plant diseases [microform] : instructions in spraying. Spraying and dusting in agriculture; Agricultural pests; Pulvérisation et poudrage en agriculture; Ennemis des cultures, Lutte contre les. o( le*d m one quart of water, and in another wooden pail dinolve one oanoe of arsenate of eoda in one pint of water ; empty tLo oontonta of «aob of the pails mto a barrel of water (40 gallon.) Stir well ami add one quart of gluJoee. Tar bands, moreover, should be placed around the trunks, and pyrethrum powder may be used to advantage about the tree. k « "^ 2. Tiiit Tussock Moth —Orgyia UncoHiqmn. ;4 Tun»ock Moth : It, wioKlesH fumale on maM of egrgH; b, oaterpilUr; r, female pupa; -f, male pupa; «, male moth ; f, full (jrown caterpillar. The caterpillar of the TuBSock Moth is very destructive some years, but with care the trees may be kept quite free from its ravages. The white, froth- like masses of eggs, which remain over winter on the trunks and larger branches, and even ^n buildings and fences near by, may be scraped off and destroyed during .7inter. If a few survive this treatment to show themselves a8 larva- spraying with Paris green will kill most of them. The bands of tar brushed on the trunks three or four feet from the ground will prevent the wingless female from ascending the trees to lay her eggs. 3. Codling Moth.—Carpocapga pomonella. The eggs of this tiny moth are laid on the leaves and stems and sometimes on the skin of the young apple. As soon as hatched the larva burrows into the apple, where it feeds until fully developed. Affected apples fall to the ground, and often contain the worm in them. The cocoons are frequently under the bark and in other sheUered sncta. The moth appears about the time the trees are in bloom, and is one of the worst pests that attacks the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of t
Size: 1949px × 1282px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectsprayinganddustingin
