. The care of trees in lawn, street and park, with a list of trees and shrubs for decorative use. Trees; Trees. Biting Insects 139 which must throw a mist-like spray for a sufficient distance. Of the many nozzles in the market specially designed for the purpose, the Vermorel and the McGowen or Bordeaux nozzles seem to have found most favor; the latter is perhaps the best for general use in tree-spraying, because, although somewhat coarser, it throws the stream further. For satis- factory working it is necessary to keep the solution stirred and free from coarse particles which clog the nozzle.
. The care of trees in lawn, street and park, with a list of trees and shrubs for decorative use. Trees; Trees. Biting Insects 139 which must throw a mist-like spray for a sufficient distance. Of the many nozzles in the market specially designed for the purpose, the Vermorel and the McGowen or Bordeaux nozzles seem to have found most favor; the latter is perhaps the best for general use in tree-spraying, because, although somewhat coarser, it throws the stream further. For satis- factory working it is necessary to keep the solution stirred and free from coarse particles which clog the nozzle. A common wooden pail with a i|-inch iron gas-pipe put through the bottom, which should be reenforced, and with 20- mesh iron wire cloth at- tached half way, makes an efficient strainer. For use in pubhc parks and on street trees, a steam-pump ap- paratus, which can be had at from $400 up- wards, is perhaps pref- erable, althbugh even. Fig 53 —Tank sprayer here the hand-pump apparatus with a stronger pump, larger cask and more hose, keeping the cost within $60/ may be still sufficient in smaller communities, where not too many trees are to be treated. It would lead us too far to give a description of the vari- 1 The very complete hand apparatus used in Worcester and Springfield, Mass., can be had for $125. 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 Fernow, B. E. (Bernhard Eduard), 1851-1923. New York, H. Holt and company
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1910
