60 Vict. Provincial Board of Horticulture. 



To ensure freedom from lumps of lime, it. is ()fte.n advisable to pass the mixture through 

 a fine wire sieve or strainer before commencing to spray. 



For apple scab, spray before the leaf-buds open, repeat before the blossoms expand and 

 again just after the blOssomS fall (thftse two applications arie most important). If necessary, 

 repeat again in ten days' time; this will depend lipon weather conditions and variety treated. 

 Wooden or earthen vessels only should be used in making Bordeaux Mixture. 



No. 5. — Kerosene Emulsion; ingredients: — 



Hard soap shaved fine ? | B). 



Water . 1 gal. 



Kerosene -. ; ■. 2 gals. 



Dissolve the soap in boiling water, add the kerosene to the boiling suds, then churn 



with a force pum.p for a few minutes until the. whole forms a creamy mass. 



Directions. which .-vyiU thicken into a jelly-like substance on cooling. The emulsion thus 



made is tq be. diluted before using with nine to twelve gallons water. 



It is worthy of note that the emulsion is much more easily made with soft water, and if 



water is very hard it is difficult to make a permanent emulsion. 



It is advisable, therefore, to use rain water, or soften hard water by adding soda or borax. 



Kerosene emulsion has an established reputation in the Eastern Provinces and States as 



a remedy for plant lice, but on the Pacific Coast has not proved so satisfactory, injuring foliage 



in some cases, and tiosting too much in comparison with other sprays used for the same purpose. 



No. 6. — Tobacco and Soap Wash : — 



Soak 4 lbs. waste tobacco in 9 gals, hot water for four or five hours (or in the same 



quantity of cold water for 4 or 5 days); dissolve 1 S). whale oil soap in 1 gal. hot water; strain 



the tobacco decoction into the dissolved soap and apply the mixture to 



Directions. affected trees with a spray pump, using a fine nozzle and all the force possible. 



Or the mixture may be applied directly to the insects with a swab or brush. 



A good summer wash for all forms of aphides. 



No. 7. — Resin Wash — For Aphis and Scale Insects; ingredients: — 



Resin 4 lbs. 



Sal soda 3 ir 



Place the resin and sal soda in a kettle with three pints of cold water (soft or rain water). 



Boil or simmer slowly until thoroughly dissolved when it will look black. The sal soda will 



adhere to the sides of the kettle and must be scraped down. When sufficiently 



Directions. boiled, the resin being conipletely dissolved, add enough hot water to make 



50 gallons. After adding the water it will become thick, but after boiling 



vagain it becomes thin. The above is ready for immediate use and should be used lukewarm. 



If desired for future use, make as directed above, but add only five gallons of water and boil 



until thick. When required for use, dilute with boiling water as follows and stir 



thoroughly, when applying : — 



V For hop-louse 1 gallon compound to 9 gallons water. 



For woolly aphis 1 w u 7 m 



For scale insects 1 n ir 6 m 



For green aphis 1 n n 9 m 



The spray is not injurious to the tree, for after three or four days sunshine it dissolves 

 and leaves the pores of the bark open. 



