8 
SPICES 
CHAP. 
Kerosene and Condensed Milk 
Kerosene ...... 2 gallons. 
Milk 3 pints. 
Water ...... 6 pints. 
Kerosene and Sour Milk 
Kerosene ...... 2 gallons. 
Sour milk . . . . .1 gallon. 
When used they should be churned up with a stick 
or by means of a force-pump, to make the emulsion 
regular and well mixed, when it can be diluted. 
Kerosene and Soap Emulsion . — The best way of 
making this is with soft soap. One quart of soft soap 
is dissolved in 2 quarts of boiling water. Eemove 
from the fire and add 1 pint of kerosene and stir 
briskly. Before using, dilute with an equal quantity 
of water. This emulsion will keep for a considerable 
time. Should the soap be too caustic for the foliage, 
use only half the quantity. Soft soap is not always 
procurable and hard soap can then be used. The 
following recipe is recommended by Loder [Spraying 
of Plants). 
Dissolve ^ lb. of hard soap in 2 quarts of water, 
add 1 pint of kerosene oil and pump the mixture 
back into itself while hot. Dilute with twice its bulk 
of water before using. 
Hard soap . . . . . J lb. 
Kerosene . . . . . .2 gallons. 
Boiling soft water .... 1 gallon. 
Dissolve the soap in the boiling water, then add the 
kerosene and churn for five or ten minutes. It is 
essential that the liquids mixed should be as warm 
as possible. The author himself has been in the habit 
of heating the mixture after adding the oil, but care 
has to be taken not to let it catch fire. With ex- 
periences of ordinary coolie recklessness, one would 
not recommend this on an estate worked by coolies. 
Tuba root is one of the best insecticides and is the 
