. The care of trees, in lawn, street and park [microform] : with a list of trees and shrubs for decorative use. Trees; Jardins; Arbres; Landscape gardening. 140 Control of Par I itcs. ous forms which such a{)[)aratus mi^ht fai ( A full dis- cussion may he found in ihc ^'carbooL of thi- ' rj'.^l Sfatcs Department of Agriculture for 1S96, and in othci publica- tions, notably of the State Entomolojiists, various combina tions arc projK)std.' Since the spray mixtures are very corrosive, the ai>paratus siiould hv thoroughly cleaned immefjiately after u^^e by forcing pure water through ii and wip
. The care of trees, in lawn, street and park [microform] : with a list of trees and shrubs for decorative use. Trees; Jardins; Arbres; Landscape gardening. 140 Control of Par I itcs. ous forms which such a{)[)aratus mi^ht fai ( A full dis- cussion may he found in ihc ^'carbooL of thi- ' rj'.^l Sfatcs Department of Agriculture for 1S96, and in othci publica- tions, notably of the State Entomolojiists, various combina tions arc projK)std.' Since the spray mixtures are very corrosive, the ai>paratus siiould hv thoroughly cleaned immefjiately after u^^e by forcing pure water through ii and wiping ofT the exposed parts. Failures in results from spraying come either from unsatisfactorv a[)- paratus, such as lack of an agitator on the pump, poor nozzles th owing a shower, instead of a mist, insuffi- FiG. 54. — "Gem" nozzle cient and variable pressure, or else unsatisfactory application, lack of tlioroughness, failure to choose the right time or weather (wind and rain), and use of wrong materials, or improperly mixed ones. As to the cost of spraying, the Entomologist of the Depart- ment of .\gricuUure estimates that, after a proper is installed, for a city like Brooklyn, X. Y., an expenditure of $4,000 to 85,000 woulfl result in green shade trees all through the summer, and this expench'tnre would probabl; not need to be continued annually, lii cost must neccs sarily vary according to the number and size of trees '., Elmira, N. \ ; Sulnor Pun; and Well Co., Richmond, Va.; Morrell & Morley, Benton Harbor, Mich Deming Co., Salem, Ohio; E. C. Brown Rochester. X. V.: Spraymoti Co., BufTalo, X. Y., and London, Canada; Rwhester Snray Pump Co., Rochester, X. Y.; Friend Mfg. Co., Gasport, X. Y.; Har>iie Spray Pump Mfg. Co., Detroit, Mich.; W'm. Stahl, Quincy, 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
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1910
