The farmer and mechanic., 1915-03-02

RY r. W. FAIkOT. }

rs IlIitllHtSS - the nlSt essential ~
successful spraying. - il suitable ma
chinery the first essential OF good
work. IT. The selection OF q spraying
outrt there are several points that
should be considered. The type suit
able To The requirements Of the or.
chard III which il is 80 be used
whether a hand pump Is sufficient or
whether 4 power outfit is required:
the accessories. such as noZzleS. rods
ag1t2torS, tanks. etc. are all impor-
tant details Ia the makeup Of a com
plete outfit.
There are some dozen or fifteen re-
liable concerns which manufacture
spray machines. Each year nearly
every ones OF these establishment
| adds some Improvement which tends
| 20 facilitate and tighten the work Of
| spraying. Only the very best should
/ be selected, owing 10 the very limited
time for making some OF the most i'm
pOrtanr applications, ii is necessary 10
| take advantage Of every possible con
Venience for Facilitating the work.
| Wagon tanks OF two hundred gal
Ions capacity or more should De about
five 10 six feet long, have round
bottom and g hat top. When made Of
| cypress they retail at from fifteen to
twenty dollars. Cocoanut-oil barrels
| or wine casks also make good tanks
| for homemade outfits. For power
outfits two hundred gallon tanks are
the most convenient size. Larger
tanks are frequently used but are
likely TO cause delay from overload.
| The agitation is one Of the impor-
| tant essentials of every outfit, whether
operated by hand or power. Barrel
pumps usually have an agit-toT at
tached but with tank pump and power
outfits the aSitatOr must be ccuSld-
cred III connection With the tank. The
, a gitatOrs furnished with power outfits
are usually one OF two types, Of which
; the propeller type is by all ODDS the
more desira BILE. 1t consists Of an iron
shaft extending lengthWise Of the tanh,
lOn WhiCna re three or four, preferably
! four. prOpelloT-like paddles. 1t is oper-
ated by means OF a chain and a
sproCIet-N, heel on one end Of the main
, shaft Of or by gear to the engine
= The agitator revolves rapidly. keeping
. the contents Of the tank thoroughly
| aecitated and the parts OF the miXture
likely TO settle evenly distributed
Throughout. with some outfits II Is
! operated by hand by means Of an up
right lever, with others, BY means o.
q piston road attached to the pump OF
geared to the engine and working
Through s stuffing box in the end o.
the tank This agitator answers fairy
we'll for Bordeaux mixture or arSenatt
OF lead but ii is not SUFFICIENT TO kee!
! either Paris green or sei1-bolled hnc
sulphur well IL Suspension.
For large tank pumps operated b,
hand the propeller aglJatCr may ~
conveniently operated by means or
shaft fitted with a sprocket-Whecl an'
crank attached to the top Of the tanl
and running paralll win the aGltato
shaft This is one serious ObJeCtoI
to the use Of agitators operated D
hand and that is the lmposslblhty o
getting men to appreciate the nects
sity Of constant and vigorous aglta
tion.
Spraying machines which get thei
pumping power from the wagon Wne'
are entirely inadequate to the presef
requirements for orchard spraying an
ara unsatisfactory where the SIZE
the trees recessitates stopping IN Ol
dor 10 do thorough work. These ma
chimes are very useful, however, ft
tsr1aying such crops as grapes pots
toes, tomatoes. and the like
The choice of q spraying rnachif
must be governed largely by the ST.
of the orchard and the condition
under which it is to be used In q
orchard Cf fifteen acres, II the ue'
are ten years old or more. pow
machine will soon pay for 1tSelI
the saving of labor and the increase
profits for more effective sprayln
- ir large orchards there should be
~ sufficient number Of machines to maj
nd an application in the course OF SIX
"a aielef 9ays if best results are TO
eC SASt'' 'tcA@ -
,ds realized. o
he IN the SelsctloH VI po|Ii Liap rair
70 aside from efficiency, the cher pom
;th to be considered are weight, conSlru
in tion. mounting with reference to col
~ yenience Of handling in the fields II
no the accessories, such as agitators' roc
~ hose. nozzles, etc. Aside from q
weight there is little difference IN Il
desirability Of the efficiency or stan
lat 80 - ovcantine as certain fe
ne t1res Of a particular machine may q
lch p0''' - ~ ~
a m