. Bulletin. Agriculture -- New Hampshire. 94 THE FOREST TENT CATERPILLAR. five ounces of Paris green and a pint or two of fresh lime-water—made by slaking lime in water—to a bar- rel holding forty or fifty gallons of water. This is thoroughly mixed and sprayed upon the trees by means of a force pump and spray nozzle. In Fig. 33 a simple and eftective spraying outfit is represented. It consists of a kerosene barrel holding fifty gallons, a force pump having a double discharge, with a short line of hose running into the barrel to keep the liquid stirred, and a long line of hose fitted at the end
. Bulletin. Agriculture -- New Hampshire. 94 THE FOREST TENT CATERPILLAR. five ounces of Paris green and a pint or two of fresh lime-water—made by slaking lime in water—to a bar- rel holding forty or fifty gallons of water. This is thoroughly mixed and sprayed upon the trees by means of a force pump and spray nozzle. In Fig. 33 a simple and eftective spraying outfit is represented. It consists of a kerosene barrel holding fifty gallons, a force pump having a double discharge, with a short line of hose running into the barrel to keep the liquid stirred, and a long line of hose fitted at the end to a slender brass rod tipped with a spray nozzle. This outfit, or a great va- riety of similar ones, may be ob- through any hardware dealer ect from any of the numerous facturers of spraying machin- case it is desired to spray trees any sorts, it would probably be to use arsenate of lead, which liable to injure foliage than ofreen. This substance has used in great quantities by the chusetts Gypsy Moth Com- on. It has been found a safe cide for all sorts of trees. It is not generally on sale in the market, but can be made according to the following directions of Professor C. H. Fernald : "Arsenate of lead is easily prepared by putting 11 ess. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New Hampshire Agricultural Experiment Station. [Hanover, N. H. ] : New Hampshire Agricultural Experiment Station
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