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Show : mm TO MAKE BORDEAUX MIXTURE Farmer Who Has Occasion to Uss Liquid Solution Often Should Keep Stock on Hand. To make bordeaux mixture suspend four pounds copper sulphate In a gunny gun-ny sack just below the surface of several sev-eral gallons of water in a clean barrel. When the sulphate is dissolved, which requires three or four hours, remove the sack and stir into the barrel enough additional water to make exactly ex-actly 25 gallons of the copper solution. Prepare four pounds lime by slaking It slowly and thoroughly in a clean barrel, bar-rel, strain, and add enough additional water to make exactly 25 gallons of lime-milk. Stir thoroughly. Pour the two ingredients together into in-to another barrel, or better, directly into the spray tank, if it will hold 50 gallons. It is highly Important to stir the mixture very thoroughly and to strain both ingredients before they are combined, as, otherwise clogging of the spray nozzles might result. Use a copper or bronze wire strainer of IS meshes to the inch. Do not put copper sulphate or bordeaux into tin or iron vessels; use wood or copper containers. con-tainers. Mix the bordeaux as needed and apply at once. It is never so good after it has settled. Everyone who uses bordeaux frequently fre-quently and in quantity will find it convenient con-venient to keep concentrated stock solutions so-lutions on hand, as these keep indefinitely indefi-nitely if the water which evaporates is replaced. Build an elevated platform to hold the barrels. Suspend 50 pounds of copper sulphate to dissolve in a 50-gal-lon barrel of water. Slake 50 pounds of lime in another barrel. Add water to make 50 gallons of lime-milk. Wfien bordeaux is needed stir both stock barrels bar-rels and take from each as many gallons gal-lons as the formula calls for In pounds. Dilute the copper sulphate In one barrel bar-rel and the lime-milk in another, each with half the water, and let the two run together Into the strainer of the spray tank. |