30 
CATALOUE AND RETAIL PH1CE LIST OF 
SPRAYING FORMULAS — Insecticides for Kiting: Insects — Continued. 
while more expensive than Paris green, has the advantage of being more 
adhesive and less liable to burn foliage. A prepared form of this is sold in the 
trade under the name "Disparene." 
ARSENITE OF LIME. 
White Arsenic 2 ounces 
Sal-soda V4 pound 
Kresh Lime .* 4 pounds 
Water 50 gallons 
Boil the arsenic and soda together in a small quantity of water till the 
arsenic is dissolved, slake the lime, strain and add to the barrel of water; 
then add the soda and arsenic solution and stir for a few minutes. 
HELLEBORE. 
White Hellebore _ 1 ounce 
Water 2 gallons 
Or to be dusted undiluted on attacked plants. 
» 
Insecticides for Sucking Insects 
KEROSENE EMULSION. 
Kerosene (coal oil) 2 gallons 
Rain water 1 gallon 1 
Soap % pcund 
Dissolve soap In water by boiling; take from fire and while hot turn in 
kerosene and churn briskly for 5 minutes. To be diluted before using, with 
9 parts water, for scale, insects and all sucking insects. 
TOBACCO INFUSION. 
Tobacco (waste stems) T pound 
Boiling Water 4 gallons 
Add hot water to tobacco and let stand until cold. Strain and add 1 lb. 
of whale oil soap or 2 lbs. of soft soap to each 50 gallons of infusion. For 
aphis. 
PYRETHRUM, OR INSECT POWDER. 
Pyrethrum Powder 1 ounce 
Water 3 gallons 
For Dry Application — Mix thoroughly one part by weight of insect powder 
with 4 of cheap flour and keep in a closed vessel for 24 hours before dusting 
over plants attacked. 
SULPHUR-LIME-SALT MIXTURE. 
Quicklime (fresh) 15 pounds 
Sulphur 15 pounds 
Salt 15 pounds 
Place lime in kettle; add sufficient water to slake and stir in sulphur 
while slaking. Boil until dissolved, an hour or more. Add salt and boll 15 
minutes longer. Add sufficient water to make 50 gallons and apply while 
warm. Apply only to dormant trees. 
Fungicides 
BORDEAUX MIXTURE. 
Copper Sulphate 4 pound < 
Quicklime (not air slaked) 4 pounds 
Water (one barrel) 40 to 50 gallons 
Dissolve the copper sulphate (blue stone) by suspending It In a wooden 
vessel containing four or five gallons of hot water. Slack the lime In another 
vessel. The slacking should be done slowly, otherwise It Is apt 'o he granular. 
Pour the copper sulphate solution into the barrel after it has become cooled. 
Half fill the barrel with water, add the slaked lime, fill the barrel with water 
and stir thoroughly. It is advisable to strain the lime through a coarse sack 
or sieve. Never add the lime until ready to use. 
Stock solutions of dissolved copper sulphate and lime may he prepared and 
kept in separate covered barrels throughout the spraying season. The propor- 
tions of blue stone, lime and water should be carefully entered. 
