TREES AND SHRUBS 



(98 per cent.), 1 oz. ; water, 10 gallons; place chemicals in some of water and 

 stir till dissolved; add rest of water; use as fine spray. 



II. Tent caterpillars on fruit-trees. Dissolve 1 oz. arsenate of soda in 

 warm water; add to 1<> gallons soft water; dissolve 3 ozs. acetate of lead 

 in water; pour into the 1G gallons; add 2 lbs. treacle, or mix with paraffin 

 emulsion ; use as fine spray. 



III. Saw-fly larvae, Magpie Moth, &c. Dissolve 4 ozs. arsenate of soda 

 (40-50 per cent.) in little water; dissolve 12 ozs. white commercial acetate of 

 lead in water; add dissolved arsenate of soda to 100 gallons soft water; mix 

 well and add dissolved acetate of lead, and stir ; add 2 lbs. treacle. Do not 

 use on ripe or ripening fruit for four weeks previous to gathering. 



Bisulphide of Carlton. Useful in subterranean attacks of Woolly Aphis 

 or Apple Root Louse. 



One fluid ounce of bisulphide is sufficient for a good-sized tree. Inject 

 into soil in four places 2 ft. away from trunk of tree. 



Bordeaux Mixture. The cheapest and best all-round fungicide. 



I. Dissolve 6 lbs. sulphate of copper in 25 gallons water in a barrel; in 

 another vessel dissolve 4 lbs. unslaked lime, adding water slowly, and making 

 up to 25 gallons; when cold mix the solutions, and stir well during 

 spraying. Never use air-slaked lime, as it injures the foliage. 



* II. Woburn Recipe. Copper sulphate, 10 ozs. ; lime-water, S\ gallons ; water 

 to make 10 gallons. Dissolve the copper sulphate in ^ gallon of water ; 

 run in 8} gallons clear lime-water; add water to make 10 gallons. To make 

 lime-water gradually slake | lb. quicklime, add 12-15 gallons water, stir 

 once or twice, and allow to settle. The mixture is not fit for use until 

 addition of a few drops of potassium ferrocyanide produces no red colour; 

 if necessary add lime-water until red colouration ceases on testing. 



Caustic Alkali Wash. I. Beneficial where fruit-trees are infested with 

 moss and lichens, or with AVoolly Aphis. Use as spray in February. 



Dissolve 1 lb. commercial caustic soda in water ; dissolve 1 lb. crude 

 potash (pearl-ash) in water; mix solutions, and add f lb. soft soap or agricul- 

 tural treacle ; stir well and dilute to 10 gallons. 



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