The sun. [volume] (New York [N.Y.]) 1833-1916, 1914-03-15

, cooking. 1t may then be strained and
diluted to form 200 gallons Of spray.
A combination particularly adapted to
use on the tender foliage OF trees Ike
the peach because Of the small amount
OF cauetic sulphides present.
Potassium sulphide--Three pounds OF
100 gallons Of water has been very sue
cessfully used as a spray against certain
leaf mites.
Kerosene Emulsion-Hard soap u
pound. boiling water gallon. kerosene
2 gallons
Dissolve the soap in the water. add
the kerosene, and churn with a pump
from to 10 minutes. Dilute 4 TO 20
times before applying. Use strong
emulsion for all scale insects: for such
as plant lice, mealy bugs. red spiders
and thrips weaker preparations are ef-
fective. Cabbage worms. currant WORMS
and others with eoft bodies can also be
successfully treated Make the enul-
sion shortly before using.
In sections where lime or hard water
! is the rule, better results will probably
be obtained by using the sour milk
emulsion. which Ia simply 2 gallons OF
kerosene and I gallon of milk emusined
| by passing through a pump and diluted
as above.
Mlscible Oile-A number Of these
preparations frequently termed Soluble
oils" arc on tho market under various
trade names and have been widely rec
commended They are easily diluted
readily applied and will kill many in
furious insects. They should be used
with care since there is danger OF injur-
ing plants.
whale on Soap Solution-IThie Wib-
stance may be used in the same man
ner as kerosene emulsion. For scale
| Insects II may be applied in winter at
the rate OF III to pounds TO gallon
| OF water. For summer use the extreme
strength II ! pound TO gallons OF
water.
Ivory Soap--A s cent cake TO 9 gal
! Ions Of water Is perhaps the bes. eolu-
| ton that can be used on house plants
for scale insects, plant lice, Sc.
Tobacco water-This solution may
he prepared by placing tobacco stems in
watertight vessel and then covering
them with hot water, Allow this to
stand several hours dilute the liquor
/ from to times and apply. For soft
bodied insects.
There are on the market standard
lied tobacco solutions which are effec-
tive and will probably I've more generally
used a their value becomes known.
| Tobacco Dust-This substance. the
waste from tobacco factories. used
freely IN trenches around trees infested
/ with wooliy aphis has been found ef-
fective in killing that pest, and would
probably be serviceable against other
root inhabiting insects.
Heliebore-Fresh white helleoore I
ounce: water 3 gallons. Apply when
thoroughly mixed. This poison IL not
80 energetic as the amenities, and may
be used on nearly ripe fruit. &c For
insects which chew. Also . contact In
/ secticide.
pyre,hum or Insect Powder (Fresh)
One ounce; water 3 gallons. II may
he used dry diluted with -four. and
should then b mixed reveral hours be-
fore application. Employed mostly in
| houses
! Hot Waterfalls has been found OF
great value n applied At nearly tho
boiling point TO trees suffering from
the attack OF root insects. The plants
will not be injured. but the pests will
suffer severely.
Washes for Borers One pint Of crude
or one-haR pint OF refined carbolic acid.
| gallon soft soap. Thin with 1 gallon
hot water. stir In acid. let II vet over
night. then add 3 gallons soft water.
Or to saturated solution OF washing
soda add soft soap TO make a thick
paint: this IL improved by ! pint Of
crude carbolic acid and y pound Of
paris green to 10 gnilons OF wash. Or
in gallons OF saturated solution Of
washing soda, dissolve ! gallon Of soft
soap add ! pint OF carholic acid. mix
thoroughly slake enough lime in gal
Ions Of water 30 that, when added. n
thick whitcwash will result. then add
y pound OF paris green, mix thor
oughly. The frst Is the safest. Valu-
able only 10 prevent egg laying on bark,
Fumigaton with Hydrocyanic Acid
Gas-This treatment should he insisted
on 10y every purchaser of nursery stock.
since II IS much easier 10 exclude pests
| than to ~Ntcrminate them, The follow
ing formula FOR 100 cubic feet OF space
| IL the one usually employed and has
! given excellent results:
! Fused cysnid& OF potassium. as per
cent. pure ! ounce by weight com
mercial sulphuric acid. ounce by
measure water, , ounces by measure,
The fumigating chamber must be
practically alright, easily and quickly
ventilated. and the stock should rest on
a grating or other support which will
| permit ready access 81 the fumes on all
| sides Most ~ the earth should be re-
moved from the roots ~ the plants
before fumigation The gas should he
generated as near the centre OF the lot
/ to he treated as practicable. and in case
OF large amounts several generators
should be used and 80 placed that n
rapid. uniform distribution OF the gas
Will be insured Great care should be