THE ROCKY MOUNTAIN SEED COMPANY — _ DENVER, COLORADO 53 

E-SULFUR 
PAY Fowor at FORM 

DRY LIME SULPHUR—Exactly like lime-sulphur solution 
except that the water has been taken out. For fall and 
spring spraying, use 12 to 15 lbs. to 50 gallons water. Sum- 
mer spraying, 2% to 3 lbs. to 50 gallons water. (1 Ib. 49e) (5 
Ibs. $1.85) (10 Ibs. $2.25) (100 Ibs. $19.00), F.0.B. Denver. 
DDT 50% WETTABLE POWDER—Micro-fine particle size, 
instantly wettable. Recommended for use on apples, pota- 
toes, and other fruits and vegetables, flowers, trees and 
ornamentas, in fact wherever a whitish residue is not objec- 
tionable. (4 Ib. bags $2.00) (50 Ib. bags $20.00), F.0.B. Denver. 
DDT 50% DUST CONCENTRATE—Designed primarily for 
dust mixers for making lower percentage DDT dust mix- 
tures. (100 Ib. drums $38.00), F.0.B. Denver. 
DOW’S DN SULPHUR DUST No. 10—For the control of red 
spider mite, thrip and rust on carnations. Economical to 
use in greenhouse as one pound of dust will cover from 400 
to 800 square feet of bench space. Effective for five or six 
days after application. Can be washed off easily. (10 lb. pkg. 
$3.50), F.0.B. Denver. 
DOW’S DN DUST No. 12—To control red spider mite, thrip and 
white fly on roses, calla lilies, snapdragons, gardenias, chrys- 
anthemums and carnations. (10 lb. pkg. $4.50), F.0.B. Denver. 
DOWSPRAY No. 17—A new wet spray for greenhouse plants. 
For control of red mite and thrips on roses, calla lilies, snap- 
dragons, gardenias, carnations, azaleas, hydrangeas, ivy and 
many other greenhouse plants. Does the same work as 
Dow’s DN Sulphur Dust No. 10 and DN Dust No. 12, except 
that it is used as a wet spray. (% Ib. pkg. $2.25), F.0.B. Den- 
ver. 
DOW’S DN-111—For the control of red mites on apples. Use 
1144 lbs. to 100 gallons of spray. Can be combined with arseni- 
cals and sulphur. (1% Ib. pkg. 90c) (30 Ib. case $18.00), F.0.B. 
Denver. 




DX SPRAY—A powerful Rotenone and Pyrethrum Spray in a 
patented spray base of great penetration. 
It kills chewing as well as sucking insects. DX combines 
with summer oil, lime sulphur, arsenate of lead, ete. Non- 
poisonous to man or warm blooded animals. (1% oz. 50ce) 
(% pt. $1.75) (qt. $5.30) (gal. $13.60) (5 gals. $55.35), F.0.B. 
Denver. 
EVERGREEN—Powerful contact insecticide, the killing agent 
being pyrethrum. Kills chewing and sucking insects such as 
aphids, ants, rose beetles, etc. Leaves no objectionable resi- 
due. Non-injurious to humans or animals. One ounce makes 
six gallons spray. (1 oz. 35c) (6 oz. $1.15) (pts. $2.45) (qts. $4.10) 
(gals. $12.60), F.O.B. Denver. 
GRAIN FUMIGANT—Dowfume EB-5 contains 5% by volume 
of eithylene dibromite in chlorinated solvent, is unusually 
efficient in controlling insects infesting the surface layer of 
stored grain without harming the grain, or taste of the grain. 
It is non-infammable and non-explosive. The ideal time for 
treating grain in farm bins is during the early storage season. 
Treatment of grain in August or early September will usually 
afford good protection until the following summer. In 
tightly constructed bins, 2 gallons of Dowfume EB-5 will 
treat 1,000 bushels. (5 gal. cans $11.25), F.0.B. Denver. 
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KRYOCIDE—An effective insecticide for the control of many 
chewing insects. Can be used as either a spray or dust. 
(1 Ib. 40c), F.O.B. Denver. 
KRYOCIDE D-50 (With Sulphur)—Same as Kryocide but con- 
tains sulphur and controls blights and some fungus diseases. 
(1 Ib. 50c) (3 Ibs. 85c), F.O.B. Denver. 
KOPPER SHIELD—A pruning and tree wound paint. An 
antiseptic treatment to prevent diseases and fungi from pene- 
trating the wounds while the tree is naturally overcoming 
the shock. (pts. 65c) (qts. $1.17) (gals. $3.75), F.0.B. Denver. 
LETHANE B-72—A synthetic contact insecticide spray for the 
control of aphis, leaf hoppers and other sucking insects on 
beans. potatoes, peas, tomatoes and other crops. Lethane 
B-72 is compatible with all normally used spray materials. 
Use 2% Ibs. to 100 gallons of water. (5 Ib. pkg. $1.50) (case of 
50 Ibs. $16.00), F.O.B. Denver. 
LINSO SOAP—A high quality soap spreader of linseed oil 
base. It does not have the disagreeable odor of many soap 
spreaders, and is economical and highly effective. Use 1% 
pints to 100 gallons of water. (1% pts. 45e) (qts. $1.00) (5 gals. 
$10.25), F.0.B. Denver. 
ORTHO ROSE SPRAY KIT—Contains a 2-0z. bottle of Extrax 
and a 2 oz. bottle of Greenol for simple combination control 
of many rose pests and other garden pests. Also may be used 
on vegetables. (2 oz. kit $1.00), F.O.B. Denver. 
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PARIS GREEN—Oldest and best brand. For chewing insects 
on potatoes and certain other hardy plants. Kills quickest. 
(4 Ib. 25e) (1 Ib. 65e) (5 Ibs. $3.00) (14 Ibs. $7.00), F.O.B. Denver. 
