4#2
) TO PREVENT MILDEW OF CLOTH
By P. H. Rolfs
J Various kinds of fabric are -ised for protecting plants
against light frosts and even against freezes. The lighter cloths,
such as cheese cloth, or plant bed cloth, is used extensively over
seed beds in the summer time to protect them against the direct
rays of the sun.
A considerable amount of this cloth can be purchased
already treated, with both the formula for preventing mildew and
with paraffine, water proofing.
Mildew formula #1: Formaldehyde solution.
Dip the cloth in 10% solution of formaldehyde (formalin)
and fold away wet. This will preserve the cloth for several months.
Mildew formula #2: Zinc sulphate solution.
Zinc sulphate -_------------------------------_-- 7j lbs.
Sal soda .__ _--------------------------------_-- 7 lbs.
Tartaric acid ..... .................. ............. ....... 15 oz.
Water ..................................................... 300 gals.
Directions: Dissolve the zinc sulphate in a barrel of
water, then diseclve the tartaric acid and sal soda in water. As
each of these has beer dissolved in water, pour into the zinc sul-
phate. Dilute to 300 gallons. Soak the cloth in this solution for
24 hours being careful to have the cloth freed from air bubbles and
dry without wringing.
Mildew formula #3: Copper sulphate solution.
Sal Soda __ ~ _____ ____........ ...........__......... __.............. lbs.
Tartaric Acid. 15 ounces
Copper Sulphate --..-------------------------------............ 7 lbs.
Water --- I ----------------------3................................................. 300 gals.
Directions: Formula #3 is prepared by dissolving the
copper nulphate first, mix in a way similar to formula #2 ard the
method of treatment the same.
FLORIDA AGRICULTURAL EXPERIMENT STATION,
GAINESVILLE, FLORIDA
A48
4 -~'
'~tj rr '
SIi I
TO rdVT .DEN OP CLOTH
TO1 j~~earT~fis? MIJ^JB^ off CLO,~
c ..
, :,.
:. --.;
-..arious kinds of fabric areaowse for protecting plants -
p-4
against light J frosts and even against freezes. The lighter l lotha,
such as cheese olojh, or plant bet cloth, is used extonsivtfly over -
soed beds in the summer time to protect them against the direct
rvys of the sun.
A oonsiderable amount of this cloth. oan be purchased
already treated, with both the form1aa for preventing mildew and
itth paraffin, water roofing. .
SMilldew fornlna 4fsi ormaldehyde -solution.
Dip the oloth in 10 solution of formaldehyde (formli n) -
a, ad fold awy wet. This will preserve the oloth for several
S months. .
.. ..... __ .- .- U.
M-ildew formula 18: Zinc sulphate solution.
SSc~sulphate .............. ,,. 7 /2 1/ bs.
Tartario asid .,.......; .......... 15 o-,
ater O,..g.al....,.,.,...., 500 gals.
S water, then daisolv the taltatid acid and sa soda in water. As
-easoh of theie have been disolved in water pour into tho aino
MA
s. llate. Dilute to 300 gallons. easc the Aloth in this solution
for 84 bra. h being o careful to have athe cloth s red from air bubbles
i- ldi forn-mla iDs Copper sulpth tt solution.
S.tIonarbZorZIsala # 3 is preparedd in a way si.il;r to .:-.
*^ fp^rpf # aa 'the nothd -of treatment tho@ aeaa -
:.~ '. *-. -". ...... :' -.
;1-r
"-I------------'
40
I
?
'.
o Prevent Mildew of 'loth.
wet/o Trtnrer al, "ot
S0the cloth in a 10 solution of Formaldehyde (form.alin)
iormul 1lo. 2. ( Grom la. Grower eb. 2, l 19 \
Sal Goda 7 pounds \
Tartaric acid 1 ounces i
Zine sulphate a p a 74 pounds.
Water 300 gallons.
DIRECTIONU. "Dissolve the zinc or copper silphate in about a barrel
of wVaer. Likewiee te sal soeda. Then pour together i ni a 300
Salon tank containing 200 gallons of water; add the tartaric acid
i. i
wPotaula rinio 3ng.
Zall soda a a 7* pounds
th thus traded wil .from three to yearunder the
Copper mulphate -- 7 pounds
DiRECTIONu. wDihaolve the sine or copper utlphate in about a barrel
of r0. tlikewlse th;e sal soda. Then pour together into a 300
gatllon tank containing 200 gallons of water; add the tartaric acid
and stir, The fabric should be ao~ked 24 hourmor longer if evp
every part ham not been thoroly vet. Tie cJloth should be dried
without ringing. 3 "' 3
Cloth thug treated will l.ast from three to five years under the
severest conditions, while untreated cloth will. become worthless in
a month under the saee eonditionns,
O Prevent Wildew of 'lth-
So dr of. 1.
3 fthe cloth in a 10 solution of Formaldehyde (formaifn)
and fold) awla we*t. This will. last -for sateral caonthe
Formu .L No. 2. ( rorm Fla. rower F'eb. 2, 1i19)
Sil Laoda -o -- a a 74 pounds
Tarterie a aci a If o iInel
Zinc atmphate 7w pounds.
Water 300 gallons.
Yormula ao 3.
Sal nod& a a 7f pounds
Tartirri acid 1& ounces
Copper sulphate 7 pounds
Water 300 gallons.
)IR1SCTIOLNa. *f"Bioilve the sine or copper e lphata i, about a barrel
of water. Likewise the sal soda. Then pour tog fther into a 300
gallon tank containing 200 gallons of water; add the tartaric acid
ani stir. The fabric should 'be soaked 24 houreioj 16ngar if eylr
every part has not been thoroly wet. The eloth should be dried
without ringing. ..'' ) /
Cloth thus treated will iast from three to iv+e yearlt under the
severeet conditions, while untreated cloth will become tofl less in
a. month under the same conditions, .
K+, JL ) -. r +
.. ....K.n *.4-'j ,
42
) 9 TO PREVENT MILDEW OF CLOTH
By P. H. Rolfs
Various kinds of fabric are used for protecting plants
against light frosts and even against freezes. The lighter cloths,
such as cheese cloth, or plant bed cloth, is used extensively over
seed beds in the summer time to protect them against the direct
rays of the sun.
A considerable amount of this cloth can be purchased
already treated, with both the formula for preventing mildew and
with paraffine, water proofing.
Mildew formula #1: Formaldehyde solution.
Dip the cloth in 10C solution of formaldehyde (formalin)
and fold away wet. This will preserve the cloth for several months.
Mildew formula #2: Zinc sulphate solution.
Zinc sulphate __----------------------..................... 7j lbs.
Sal soda ....................................._7 lbs.
Tartaric acid ............................----------------- 15 oz.
Water _..... .........................__ ................... 300 gals.
Directions: Dissolve the zinc sulphate in a barrel of
water, then dissolve the tartaric acid ani sal soda in water. As
each of these has been dissolved in water, pour into the zinc sul-
phate. Dilute to 300 gallons. Soak the cloth in this solution for
24 hours being careful to have the cloth freed from air.bubbles and
dry without wringing.
Mildew formula #3: Coppsr sulphate solution.
Sal Soda... .................................... 7 Ibs.
Tartaric Acid. 15 ounces
Copper Sulphate .______................___.........-------- -..- 7* lbs.
Water ......._____ _______,____..._._------------------------------300 gals
Directions: Formula #3 is prepared by dissolving the
copper sulphate first, mix in a way similar to formula #2 arid the
method of treatment the same.
FLORIDA AGRICULTURAL EXPERIMENT STATION,
GAINESVILLE, FLORIDA
TO .*P 0VAk'T ;ILsDr OF CLOTH,
Various kinds of fabric are used for protecting plants
against li.::ht frosts and even garinit freezes. The liht:er cloths,
such as cheese clojh, or pl nt bed cloth, is used extonsively over
seed beds in the :;uaor time to protect th:.h-ra i3not the direct
r- y, of tho sun. *
A cons iderble r *nount of this cloth can be purchac :d
already treated, with both the formula for provonting' mildew and
with paraffine, water Proofing -
Mildow formula i1: Formaldehydie solution,
Dip the cloth in 10Q solution of formaldehyde (Iorimaln)
and fold a:- y wet. This will preserve the clobh for ovortal
- rmoni;hs.
Lildewr formula, ..: Zinc sulphate solittion.
inc. -alphato ............*.. 7 1/2 lbs.
Sal soda ... ......... ......... 7 1/2 lbs.
Tatartaric acid ................... 15 oz.
S-,tor ........... ............ ... 300 gals.
Directions: Disolve the zinc sulphate in a barrel of
water, then disolve the tatatic acid and s_1 soda in water. As
each of thesee have been dissolved in iator pour into the zinc
culph ~to. Dilute to 300 gallons. "oak thoe &oth in this solution
for 24 hrs. 4oing careful to have the cloth freed from air bubbles
and dry wiShotit wrin :ing.
-ildew formal a :5: Copper sulph te solution.
Directions:iormun a 53 is prepared in a way similar to
that of forma -l and the method of treatment tho same*
