. 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. g one ofthe stock solutions for Bor-deaux mixture, is a splendidfungicide to be used whenplants are in the dormant con-dition. It will destroy manyspores, and thus prevent muchof the growth of the diseasewhen spring arrives. Dissolve one pound of theblue crystals of copper sulfatein about twenty-five gallonsof water. This is particularlyvaluable in peach orchards toprevent peach lea
. 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. g one ofthe stock solutions for Bor-deaux mixture, is a splendidfungicide to be used whenplants are in the dormant con-dition. It will destroy manyspores, and thus prevent muchof the growth of the diseasewhen spring arrives. Dissolve one pound of theblue crystals of copper sulfatein about twenty-five gallonsof water. This is particularlyvaluable in peach orchards toprevent peach leaf curl. Itwould be used in orchards which had been affected by this dis-ease the preceding year. The spraying should be thoroughlydone before the buds swell in the spring. Livers of Sulfur.—The chemical name is potassium three ounces of the powder in ten gallons of water. Thematerial should be well stirred before using, and may be used atany time desired. It is a specific against mildew on plants in greenhouses. Out of doors it is often used on roses and other washes it off quickly, and to make it effective the sprayingshould be done after a rain, not just before a Fig. 214.—An elevated platform for mixingBordeaux and other spray materials. Two bar-rels used for stock solutions and othersfor the dilute mixture. The extension troughaids in filling the spray tank which is haulednear the platform. (Indiana Station.) SPRAY MATERIALS TO PREVENT DISEASE 307 Lime-sulfur.—This preparation is used abundantly in the controlof San Jose scale, either as a winter spray or as a summer spores of fungous diseases are largely killed when this spray isapplied. If orchard trees, for example, are sprayed with lime-sulfur during the winter the spores with which the spray comes incontact are killed. This aids materially in the reduction of thedisease during the following growing season. There are several forms of lime-sulfur prepared.
Size: 1290px × 1938px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, booksubjectfruitculture, booksubjectgardening
