60 Report of State Board of Horticulture. 



Directions — Soak the tobacco in hot water for several hours; dis- 

 solve the soap in hot water ; strain both ing'redients ; add tog'ether 

 and dilute to 20 grallons. On varieties of trees where the foliage is 

 very tender, tests should be made before applying; extensively. 



KEROSENE EMULSION. 



Used for woolly aphis and clover mite. 



FOR WOOLLY APHIS. 



Spray with kerosene emulsion diluted seven (7) times. 



FOR clover mite. 



Spray with kerosene emulsion diluted eight (8) times. 



HOW PREPARED — KEROSENE EMULSION (GOVERNMENT FORMULA). 



Ingredients — Kerosene, two gallons. 



Water, one gallon. 



Hard soap, one-half pound. 



Directions — Make a suds of the soap and water and pour boiling 

 hot into the kerosene ; churn with a force pump or a syringre, pump- 

 ing out of and into a bucket or barrel through a nozzle until com- 

 pletely emulsified. If the mixture is sufficiently hot it will thicken 

 in from five to 10 minutes, and Avill be, when cold, of the con- 

 sistency of butter or of soft soap. Dilute with seven to 12 parts 

 of water to one of emulsion, as occasion requires, and this will kill 

 almost anything in the form of plant lice. 



FOR CURRANT AND GOOSEBERRY WORM. 



Spray the bushes just before blooming, and again after the fruit 

 has set, with one large tablespoonful of powdered white hellebore, 

 dissolved in two and one-half gallons of water. 



HYDROCYANIC ACID GAS FOR NURSERY STOCK. 



Ingredients — C. P. cyanide of potassium, 28 per cent, one 

 ounce. 

 Sulphuric acid, one fluid ounce. 

 Water, two fluid ounces. 



Direcitons—'F'vc^t place the ves.sel in which the gas is to be gen- 

 erated in a convenient place in the shed, and then put in the cyanide 



