. Horticulture; a text book for high schools and normals, including plant propagation; plant breeding; gardening; orcharding; small fruit growing; forestry; beautifying home grounds; the soils and enemies involved. Fig. 145.—Three left twigs infested with scale insects. A, San Jos6 scale; B, oyster-shellbark-louse; C, the scurfy bark-louse; D, eggs of green grass-hoppers, sometimes mistaken forscale; E, healthy twig. (Kentucky Station.) THE PLUM CURCULIO 217 The adult insect is a moth with transparent wings (Fig. 146).She lays her eggs on the bark of the tree near the ground, and thelarvae whe
. Horticulture; a text book for high schools and normals, including plant propagation; plant breeding; gardening; orcharding; small fruit growing; forestry; beautifying home grounds; the soils and enemies involved. Fig. 145.—Three left twigs infested with scale insects. A, San Jos6 scale; B, oyster-shellbark-louse; C, the scurfy bark-louse; D, eggs of green grass-hoppers, sometimes mistaken forscale; E, healthy twig. (Kentucky Station.) THE PLUM CURCULIO 217 The adult insect is a moth with transparent wings (Fig. 146).She lays her eggs on the bark of the tree near the ground, and thelarvae when hatched eat their way inward. There are several remedies. One is to keep the adult from layingher eggs on the trees by banding them with tar paper, veneer woodor other material (Fig. 147). Another remedy is to dig out wormsand kill them with a knife or wire. To do this it is well to removethe soil with a hoe for several inches below the surface. In a fewdays the larvae may be lo-cated by their borings orsawdust. When found theycan be easily traced witha wire and killed. Afterthis the soil is againthrown back to the treesand mounded slightly tomake the work easier nexttime. This operationshould be system
Size: 960px × 2604px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, booksubjectfruitculture, booksubjectgardening
