. Destructive insects. Insect pests. — 46 — has gained a strong foothold as a winter wash, and the " Duck's Bill," or new Bean nozzle (Fig. 51), was manufactured by the Bean Pump Company to answer the purpose. The above wash always carries some coarse materials with it which wear out a metal nozzle in a few hours, the wash acting like a file on the fine edges. The new Bean nozzle is furnished with a rubber plate, against which the liquid strikes. This rubber can be used several times by turning it, and is also easily replaced. As will be noticed in the cut, the nozzle has a thumbscre
. Destructive insects. Insect pests. — 46 — has gained a strong foothold as a winter wash, and the " Duck's Bill," or new Bean nozzle (Fig. 51), was manufactured by the Bean Pump Company to answer the purpose. The above wash always carries some coarse materials with it which wear out a metal nozzle in a few hours, the wash acting like a file on the fine edges. The new Bean nozzle is furnished with a rubber plate, against which the liquid strikes. This rubber can be used several times by turning it, and is also easily replaced. As will be noticed in the cut, the nozzle has a thumbscrew for making a fine or coarse spray. The orange growers of the State object to the protruding parts of all nozzles, as it is very difficult to prevent the small limbs catching therein. They prefer such nozzles as the San Jose (Fig. 52) and the Imperial (Fig. 57).. Fig. 52. The San Jose nozzle (Fig. 52) can be used for the lime, salt, and sulphur wash. A rubber disk is used and does very fine work. For caustic washes or kerosene emulsion, a brass disk is placed instead of the rubber. Recently an improvement has been made for cleaning this. 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 California. State board of horticulture. Division of entomology. [from old catalog]; Craw, Alexander. [from old catalog]. Sacramento, A. J. Johnston, supt. state printing
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectinsectpests, bookyear
