The Wichita daily eagle. [volume] (Wichita, Kan.) 1890-1906, 1902-06-22
BULLETIN ON INSECTS
Continued from Tenth Page.

are harmless to the insects that suck
the juice of the plant.
The other class of insecticides kills the
insect by coming in contact with the
body Kerosene emulsion, whale oil
soap. and pyrethrum powder are the
most common materials used in these
mixtures. Mixtures Of this class are
used chiey to destroy those insects that
suck the juice OF the plant and cannot
be destroyed with poisons. The poison
. Gus Insecticides may be mixed with fun
gicides and applied all in one spraying
but other insecticides must be applied
separately.
The fungicides and insecticides. if prop
erly prepared and applied have no eff
feet upon the plants. II the mixtures
are not correctly prepared and applied
they do not form the desired protection
20 the plants and may damage the foil
age and fruit. There is never enough poi
son on the wei sprayed fruits and
plants to alter their value as food Most
fruits are pared before eating and all
sediment of the spraying material re-
moved In the case of fruits that are
not pared before eating. rs grapes, a
person would have to eat from $50 10 500
pounds 10 get small dose Of poison. II
viii always injure the sale Of such fruits
however. If there are any. signs Of a
spraying material on them when placed
on the market
There are several kinds Of spray pumps
on the market that can be purchased for
eight 10 twelve dollars that VIII DO all
the work on the average farm. The
best form OF pump for the ordinary farm
srchard ais Z Compact. strong barrel
pump i should have a good sized air
chamber and be capable Of throwing q
good quantity OF water with great force.
The working parts should be made Of
brass and II ali parts OF the pump that
come in contact with the liquid are Of
brass the life Of the pump VIII be great
~ increased. Agitator attachments can
be purchased as g part OF the pump or
az separate machines These attach
ments ares very convenient but are not
necessary; the agitation OF the LIQUID
may be done with a board. by hand
The pumps should be supplied with
about fifteen or twenty feet OF one
half or three-quarter inch rubber hose
for each nozzle attached. a good length
OF hose viii save great deal az time
and trouble about reaching al parts Of
the trees and vines
The nozzle should make q fine spray
and be able 70 throw il several feet
There are two well defined groups q
nozzies now IN use. The first group forms
the spray BY forcing tie liquid against
an obstruction al the outlet Of The nozzle- 4
These nozzles throw fsn-shaped spray /
and most OF them can tie adjusted % +
throw and very me spray CT IS coarse
. spray as may be desired. CT even solid
STRAIN. These nOzzies are easily opened /
and cleared OF any closgins material fhat 4
may lodge IN them, by adjusting them 20 /
throw c solid stream This form e nozzle 4
IS hest adapted for general Use
The seeoad group q nozzses gives the 4
iisuld a st7ors rotary motion 1lsr before
K leaves THE nozzia This causes the D.
aaid u form funnel SHAPED spray. ThEss 4
nozzies form very FIRE spray ara 9og
sppiying liquids thai are lot liable - clos
ara ye-v coed form
The spraying must &c wei co1e Z Il :