The sun. [volume] (New York [N.Y.]) 1833-1916, 1916-02-06

Of water. so II will not dry out.
Arsenate Of lead can be procured In
the form Of a dry powder. but In this
case only one-half the quantity will
be required. as the formulas given are
based on the use Of paste.
Contact insecticides used on SUCK
Ing insects must hit the insects to kill
them. hence II Ia necessary TO apply
them literally. being careful to vet
both the under and upper surfaces Of
the foliage.
Whale oil or Ash oil soap Ia pre-
pared by cutting up the soap and dis
solving in hot water. then adding cold
water until desired strength is reached.
One pound to Ave or six gallons Of
water Is about the right proportion.
Kerosene emulsion is made by cut
ting up and dissoiving one-half pound
Of hard soap in one gallon Of water.
soft water il possible. boiling It on a
stove Remove to a safe distance
from fire and add two gallons Of kero-
sene oil while the O water Is still
hot. Pump the liquid back into the
pail with the spray pump until IL be-
comes a creamy mass. This forms the
stock solution. To make a 10 per
cent. emulsion add seventeen gallons
Of water TO three gallons of stock
emulsion. l0H gallons Of water to 3
gallons OF water makes a Is per cent.
emulsion. : gallons Of water to 3 gall
Ions stock solution makes Il 20 per
cent. emu sion.
Tobacco extract a be made b!
sleeping one pound OF tobacco stems
In W. gallons of water. The onmer
cial brands OF tobacco extract are
cheap. convenient and effective.
Commercial lime-suiphur is used at
the strength Of I part 10 S parts OF
water ON dormant trees for scale.
When diluted I part to 10 paris OF
water 1t is used TO contro. fungous
diseases.
Commercial hme-sulphur IL cheaper
TO use than the home mixed product.
except where large quantities ere used.
Self-boiling ..me-sulphur can be
used On peach and plum trees. as 1t
will not burn the foliage.
Fresh stone lime. ......... 8 pounds
Flower OF sulphur. ........ s pounds
water saiiohS
Put lime In a baSre. add n small
quantity of water 10 start the soaking
Make the sulphur into a paste by add
ing water. Add the sulphur paste
slowly 10 the shaking lime, which
should be first covered with water. be-
ing careful not 10 use &c much water
as to stop the shaking. Stir constantly
until the lime 10 all saked. As soon
az the lime Is all slaked add water 10
make 80 gallons. Strain into the
spraying tank. using a sieve OF ~
meshes to the inch. !Agitate constantly
while spraying.
Bordeaux mixture-In he various
formulas of Bordeaux mixture. such
as 3-4-5O. h first figure indicates
three pounds of copper sulphate or
bluestone: the econd figure. 4. indi-
Gates four pounds Of fresh limestone,
and the third fisure, so. indicates nifty
gallons Of water.
Bordeaux mixture can be purchased
in condensed form in tins.
II made at home dissolve one pound
Of copper sulphate in each gallon OF
water. Hold in a sack az the top OF
the water and II will dissolve quickly.
This gives one pound to the gallon.
Use fresh limestone and dissolve
ono pound in each gallon OF water.
irving one pound to the gallon.
To make nifty gallons $50
strength lake three gallons Of the cop
Der solution and pour into the spray
tank. Add about thirty gallons OF
water. Then add four gallons of the
stock solution Of lime and stir
thoroughly. Add sufficient water to
make nifty gallons.
To make sure that the mixture con
tains sufficient lime. test tie solution
To do this dissolve one ounce OF yell
low. prussiate OF potash in a pint OF
water and label IL plainly Poison and
add a drop Of this solution to the Bor-
teaux mixture. II Il turns brown
more lime Is needed in the mixture. II
il does not turn brown the mixture 10
right.
Do not use Bordeaux mixture tina.
has stood over night. Use \ fresh
mixture every day.
Ammonical copper carbonate is
made by using Ave ounces Of copper
carbonate. three plnts Of ammonia and
nifty gallons OF water. Dilute the
ammonia with twenty gallons o!
water. Make the copper carbonate
Into a paste and add II to the diluted
ammonia, stirring unit! dlssoIVeu. l ~
Boon after making.
Lime-sulphur is tested by a little in
s%truTnent called the Beaume hydrom'
eter for determining h desired con
c%entration. Every user OF this spray
should have ono Of these instruments
II 10 simply a hollow glass tube with 4
weight In the bottom and a graduated
scale OF degrees NAKED on the side
The hydrometcr is placed in the solu'
ton and the degree at the water leve'
Is read. The price IL about one dollar
r%hirty-two degrees Is the standard
while - would be too weak for proper
results. Lower than 30 degrees In no
suitable TO use In the proportions her,
stated. Solution al 30 should be uset
at the rate u one gallon TO seven AM
a quarter gallons Of water for seal,
and one gallon 10 thirty-six and
quarter Of water for summer sprayin;
Of apples.
No man who harbors insects in hi!
: apple trees has n moral right t,
apples.