. Injurious insects and the use of insecticides [microform] : a new descriptive manual on noxious insects, with methods for their repression . tiire is ready for use. Prepared in this waythe cost of 1 gallon of the mixture will not exceed 1 cent, the price ofcopper sulphate being 7 cents per pound and lime 30 cents per all cases it is desirable to use powdered copper sulphate, as it costsbut little more and dissolves much more readily. It is highly impor-tant also that fresh lime be used. By the addition of Paris green or London purple to Bordeaux mixture, we have a most excellent in
. Injurious insects and the use of insecticides [microform] : a new descriptive manual on noxious insects, with methods for their repression . tiire is ready for use. Prepared in this waythe cost of 1 gallon of the mixture will not exceed 1 cent, the price ofcopper sulphate being 7 cents per pound and lime 30 cents per all cases it is desirable to use powdered copper sulphate, as it costsbut little more and dissolves much more readily. It is highly impor-tant also that fresh lime be used. By the addition of Paris green or London purple to Bordeaux mixture, we have a most excellent insecticide aud fungicide combined. INSECTS, CLASSIFICATIONS, AND INSECTICIDES. 51 For peaches, plums, and other stone fruits, 2 ounces of Paris green to45 gallons of the mixture may generally be used without injury to thefoliage. For other fruits use 4 ounces of Paris green or Loudon purpleto the same quantity of mixture. SPKAYING machines of excellent workmanship are now so abundantand so generally advertised in the agricultural papers, that it is notwithin our province to discuss them here. In the catalogues of manu-. FiG. .35.—WooDASON Double Cone Bellows. facturers of the=.e implements, our readers will find fully described avaried assortment of bucket, knapsack, barrel, and horse-power wish here merely to give a word of caution to those who have hadno experience in the use of spraying machines. A cheap, poorly madeimplement is dear at any price or at no price at all, for it is liable toget out of order just at a time when a days delay may mean the lossof a crop. The so-called cheap machines mostly have iron cylinders
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbenefic, bookyear1894
