Diseases of economic plants (1921) Diseases of economic plants diseasesofecon00stev Year: 1921 corner), and the eddy-chamber type. The last is the best type of nozzle for spraying, and many forms of it are on the market. The eddy- chamber angle nozzle (lower right- hand corner) is a comparatively re- cent development. ftw t i * 4 Fig. 234. — Various types of nozzles. Fig. 233. — Diagram of longitudinal section of a spray nozzle showing all the parts that may be found in the eddy- chamber nozzles. O, ori- fice; EC, eddy-chamber; P, post on the direct- ing disc, DD; C, Cap; W, washer; OB,


Diseases of economic plants (1921) Diseases of economic plants diseasesofecon00stev Year: 1921 corner), and the eddy-chamber type. The last is the best type of nozzle for spraying, and many forms of it are on the market. The eddy- chamber angle nozzle (lower right- hand corner) is a comparatively re- cent development. ftw t i * 4 Fig. 234. — Various types of nozzles. Fig. 233. — Diagram of longitudinal section of a spray nozzle showing all the parts that may be found in the eddy- chamber nozzles. O, ori- fice; EC, eddy-chamber; P, post on the direct- ing disc, DD; C, Cap; W, washer; OB, oblique supply holes; S, strainer; R, reservoir; B, base of nozzle; D, disc, C, cen- tral supply hole. After Crane. Dusting machines. — These consist of various forms of blowers driven by hand or by gasoline engines. Fig. 235 shows one of these machines in use for sulfuring.


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