. 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. ^ hold theextension rod in the other hand and spray any plants either highor low. Barrel sprayers are of several kinds (Figs. 222 and 223). Thoseusing a barrel without a head are most easily cleaned, and usually to GAS SPRAYERS 319 be preferred. Some form of agitator is usually connected with thelever so that the liquid is kept stirred constantly. These may beprovided with either on
. 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. ^ hold theextension rod in the other hand and spray any plants either highor low. Barrel sprayers are of several kinds (Figs. 222 and 223). Thoseusing a barrel without a head are most easily cleaned, and usually to GAS SPRAYERS 319 be preferred. Some form of agitator is usually connected with thelever so that the liquid is kept stirred constantly. These may beprovided with either one or two lines of hose and connection barrel sprayers are used on wagons or sleds drawn by a horsethe man operating the pump may also do the driving. An assistantis required for handling each line of hose and rod. Tank Sprayers of many sizes are used in large orchards (). The pumping may be either by hand or by engines of. Fig. 221.—Compressed air sprayer, handy for garden use. () various kinds (Fig. 225). A suction hose leads from the tank to thepump and special agitators are usually required. Gas sprayers are frequently used by orchardists. Gas tankscontaining either condensed air, carbon dioxide or liquid air areused in connection with spray tanks which may be made air tightby screwing on tight covers after the spray material is placed in thetank. The gas tank is connected with the spray tank by a tight,metal-covered tube. The liquid is then forced out from the bottomof the spray tank through a pipe connected with the hose andextension rod. 320 PRINCIPLES OF SPRAYING .2l| a— 3 o «K ft C «•§ * o rt 3 ft ™ a °.ft cS x„ 3-# a o 03 aijjla ftCD ?HSJ*Jgg ^3 -m a.— 3 ? O -2 cfi m-__ - J] i g a m c3--3 ^ * .tJ cj o •a >» •- ,£3 S O H o ft -Mm +> ^ to o £0 ~ • o^, t, t. k 534) <B a Jj sir! -* Q. ^ - H 03 .
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Keywords: ., bookcentury1900, booksubjectfruitculture, booksubjectgardening
