|Table of Contents|
Table of Contents
Grades required and cautions on the use of authorized chemicals
Treatment of soil in absence of plants
Treatment of soil about the roots of plants
Treatment of fruits and vegetables
June 9, 1939.
TS. VEGTABLES. AND
(h) !fumigatio q p1ee e!,
(J)tmi~ Shipmets ofsad sil eatp tcmo n
(n)1 Heatoz reatmen
(2) Qy ar boil8 flpio.fuiat
(k Soi in an rudclfae ~g es n
(2) Heat t4*
(5) Naohthyea fu6g!t~o
Treatment~~~ ofsi ,t, Zterooo lnso
.A teonical, Co P., or U. 5. P. grtdo i% roquire6.
ration* If it Is bobdb h ytm rmtato a rvn eiu
weak ammonia fueso ar tic spiits famna ()t*' hyiin ra
conail as an inaln ateltie,
is not accessible to animas
be sure t as thorugl beoevalg fasredb h ysesel
physcian gie anemeic sch s wam wtanmutradgietlorwt-
. TRATOT O SOL I AQTMEOF UNT
the use of heat* Carbon disulpli1fdo,
ted soils should be aerated to remove excessive,
for potting plant a When stored, the soil rut be
r as to prevent reifestition. When ctored for
it is advi.-ble to thorou hly nix the upper and
weas re m.eded, the treatments do not impair
to lead senate in the so.
LE of the
ooil..8oi of any type may be treated, providod it
h empeature of the soil rmt be maintained at
It necesy to have
any type nay be fumiated, providedt
or box. Wet soil mwt newrer
(i) POTTING SOIL
(1_) 'Het- ,trwnt
Th s it
cover the s
it is f
?NTe OF SAN, SOIL, EARTH, EAT, OOI1OST, AND KINURE
of" Sa-nd, soil, earth, pent, compost, -Ad$ manurQ. rust be tren'ted
or carbon disu!phide, The instructions given in (i) (i) and
-. 'box cars must be used between June. 15 and October 15,
be -used at other times of the year. Open freight cars, of the
tuybe used b etween Otober 16 and, June- 14.~ In 'ca-rs of' this
)ttons, planks zmst be laid. on the bottoms and covered with
ner approved by the izpctcr. .
te doorws of box cars must be boarded up rand covered with hery
Sthe heit of the sand, soil, etc. Oert:Cfied cars
bs closed and fastened while ei route within the rogilated area.
and. soil, etc,. box cars, the sand, soil, etc. must not be
Lepth a would restrict the overhead working space and hamer
m r plying the trnt4'ent, In the open type oars, the material
)d abov the sides of the car.
P open type cars nre used, canv-Ses or
ie used to cover the suface as tho treatment is applied. These
,e from holes md a foot or -aore wider than the width of the car,
s areu th ey mut be large enough to allow for overlapping
The covers iust be hastened down at Vie sdes of the car-and
Lrface, particularly where they overlap.
A",OUMQ COLDRAM, PL1JHGIIG BEW, ATIW HEELING4XN tAPf-A8
A surrounding co1dr e, plunging beds, heeling in areas, etc.,
th lead irsenate, except, under specin- conditions, :-hen the
L,-Ize the -use of heat. carbon dsvhicarbon d4.sulphide
alne, With the ecep n of lead arse.- te, the treatment
~ ,adbol~t beetles -,xe presen~t.. An except ion may, -4e ade in
)rotected fron beetles.
n Mitiont theatre desired t o be.certiied, a striP 3
(34) Carbon disulphIdS eils ion- tret4.enj
pmnt..-Suit ible tks, bnrra1s, or tube for preparinp the emulsion
lvanized.iron collrtrs 10 inches wide and not more thnn 4 feet square,
the treat, must be provide.
itiop of sOi!..The soil must be friable. The surface miust be level
e bcltivation. Drainage conditions must be such that
does not disappear from the surfa in less thnm 10 minutes or more
o t .,,The teprture of the soil r.t a depth of 6 tnche mst be
F n tre. ment is applied, and mt not fall below 400 duing
g. o rind one.half rallons of dilute snulsion to each square foot,
ation is eant upon the temperature. Foll.,. table 3 of parah
leation ...Level the sufae the soil, removing wef and& &&Lebs.
mizedeiron collar 3 inches into the 'dnd, and firm the soil
mtal. 1 another ollr next, to te first, and so on. When
rs~ arZi pae, pou the dilu~te e.-Alsion into the br,,ins formed
olars. As~e sons the liquid. has di1'ap~earruc fr'om the surfaqo, thle
e lifted and. set in another position,
odo ritet h
(5) Eaphthalene'fumi t ion
itio of soil..Ohe' soil iraiit 'be ririlule a~nd Ini good tilth,
pe~id of treatrilent.
It -mst bo
I by this
TaturdP-7he temperature of the dip =-qt be naintaine4 between 650
)_.ort fie mibio 'cen meters of carbon 4ieu].phide emulsion to
water. Th6tretting s lution must be prepared i odiitly before
tioni,.The root massee nust-be lmnered conplete .
I of treatment...-Th root masses rTst be irnersed 24 hnu.
.i-s of r ts,-The vrarktiev, which have been treated successfully
Lure rn giyen i Technical Bulletin 478,
-tionoL olnip should be divided ns much as possible
L.n the roots. Excess soil should be removed. No wet root masses
easur n more than 6 inches across the narrowest dimnsion rrust be
terrprat of the root mases riust be at least 6o F. bofre treat.
)lnts and root stocks maye p pcked loosely in wire baskets or other
Liners, provided the dipping'solution catj circiate throu&, the
ii root m es mst be placed individually in the dip.
X. er should be dry when p,)vkd. Avoid
eated plnnts tofreezing tei.iperatures shortly nfter treatment. It
o allow plants which (Ire to be potted to stand in the open to per.
)n of the fwii7ant before placing them in soil.
(4) Paradichlorobenze e fun nation
L0ie treatment must be applied between October]. and May 1.
40s of plants 7he following varieties of plants have been treated
"Y ths procedure: Auleria sp, vr r. Mrs. Scott Elliottls hybrid,
L 'raOtelo, ndSamo Beauty, -4 hinodoegiri. ______iasan
Aa med1n etostia plubaeino Ideh
Ds varo b1,otsford ink, Digitalis
F~rinaisPhlxup. var, &. Ps Struthers, Santolina cartcypa i~sua
0 So iy alberti, Stkei lav, se_11
Se oilhouldb reo d the ms. reduce
rooio, Tt bll shoul be ot,
be fm pted plnts, Ihn bu1ap on balled plant
eve. it nvbe left on theall. but when it is closely woven it
ing of tI
,--Teorature, dosagef.and period of treatment for
or depth:Crystals per:
of : cubic yard :
iod of treatment required when the
imum teperature in OF. is within
the ranPe Indicated below
~64i :.65.6c) : 7.74
6 : 3
spaces indicate that the
exposure period is more than 10 days.
Ylicntion. ..pread a layer of the treated plunging soil on a smooth hard
=h as a floor or bench, and then place a row of plants, with the balls
least 1 inch apart, on this soil. Fill the spaces between the plant
L treated soil, t(kin, care not to get the treated soil in contact with
of the plants, and cover the uper side of the plant balls with treated
.thin 2 inches of the stems. Then, place about 1 inch of treated soil
e row of plants. The operation is repeated until all the plants are
.(5) Methyl bromide fumigation
approved &esg,, equipped with
sYStOms must be provided.
the netlyl bromide rmst be
Bt be)kept in circulation dur-
the tre'tdet, the chamber
.u plaes removed. Me venti-
ii dui te entire period
)f the soil (with bare root stock, the root
, during the entire fumigation period
qn q4 t qR qq
hours i s
or soil I
ige of stock emulsion which must be used is dependent upon
ture anticipated during the period of the treatment,
tables 2 and 3 -ive the dosages required for the treat.
unt.-The soil must not be disturbed for 4 hours.
,..The plants must be dug within 3 days after the con.
its.-The varieties which have been treated successfully
in Technical Bulletin 478.
Lants .- e surfce of the soil about the base of the
7 level; treatment must not be applied on a slope which
it filling. Weeds and debris muit be removed from the-
is advisable to tie low-hanging branches so they will
g solution. After the size of the ball to be lifted with
i:ned, a galvanized,- iron collar of the proper size is
the plnmt and forced to a depth of 3 inches into the
Firmed carefully on ench side of the galvanized iron to
e quantity of treating solution to be used must be de
id 3. The required quantity of stock emulsion is added
Then the solution is poured into the collar, avoiding
disturbance of the soil. Pouring the solution on a
cable help. A record must be made of the time required
i to disappear from the surface. Drainage conditions
Lution does not disappear from the surface in less than
5 hours. An examintion must be .rnde after the treat.
&etermine the uniformity of penetration.
3,fter treatment.--The inspector must be sure that a ball
iat originally plnnmod is removed with the plant.
(2) a senate treatment
it must be nplied by July 1. Plants may be certified
ient is completed, and until the following June 15.
:.-The soil must be friable and in good tilth. This
only for soils that are slightly acid or neutral in
33 inche s----
Tble 3..Do foz' wyre co!!El
Stook carbon disuIphide enulsion
of : Water :Schedule No. 1:Sohedule No. 2tSchedule NO* 3
:ool1r : x4! ?, 5o "00 F, 6
ATWT OF F ITS A VEGETABLES
isecticidl tretments on fruits and -eCegtabew varies
e condition, While guarntees cannot be giv n tha no
) the fruits and vegetables, the treatments are recommen.
iti e which experience has shownwere not seriously in.
stood by the shipper that no liability. hall attach
ites Departnpnt of A-riculture or to any of its er0ployeos
. I 5P
s, the co rnodition -mst he handled in such a minner
by the adilt Japaneso beetles,
D ISULPHIDE FUkIGATION
oved design, equipped with a
en.mast be provided,
mst 'po at least 0 F. during the threat
cubio feet in the alwbar,
tening the in.
ber cap immedinta
he second die
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