DDT PRODUCTS 
CHIPMAN 
DDT 50% SPRAY POWDER—For use as a water 
spray for use on agricultural crops and for spray- 
ing animals, dairy barns and other outside areas 
for control of Flies, Lice, etc. Usually recom- 
mended at from 1¥% to 2 pounds per 100 gallons 
for use on agricultural crops such as potatoes for 
control of Psyllid, Colorado Potato Beetle, Leaf 
Hopper and Flea Beetle. It can also be ‘used 
efficiently as Fly and Lice spray on cattle, in 
barns and other exterior areas. Should not be 
used in the home as a slight residue will remain. 
Prices: (100 lb. drums, lb. 62c) (4 lb. bag $2.56). 
DDT 3% DUST—For use as an agricultural insecti- 
cide dust on potatoes and such other crops as 
may be recommended by your County Agent or 
Experiment Station. 
Price: (50 lb. bag $5.05). 
ACME 
ACME DURADUST NO. 50 contains 50% DDT for 
dusting or spraying. 10 lbs. of DuraDust 50 with 
90 lbs. of filler or Sulphur will give a 5% DDT 
dust. It will wet with water for spraying. 
Price: (4 Ib. bags $2.65 each) (50 lb. bags $31.00 
each). 
ACME DURADUST NO. 25 contains 25% DDT. Is 
a dust or spray. 1 lb. to 2 gallons of water 
covers an area of 1000 sq. feet. 
Price: (1 lb. carton 55c) (4 lb. bag $1.70 ea.) (50 
Ib. bag $20.00 each). 
ACME GARDEN DURADUST contains 5% DDT and 
9% Copper. 
Price: (1 Ib. sifter top carton 40c each) (4 lb. bags 
$1.00 each). 
ORTHO 
PEST-B-GON DDT SPRAY—Contains 20% DDT. 
Kills many beetles, worms, thrips, leafhoppers, 
weevils, mosquitoes, fleas, poultry lice, ants and 
many other insect pests. Dilute to what strength 
required. Convenient for mailing. 
Price: (4 oz. bottle 65c). 
PENN SALT CO. 
KNOX-OUT INSECT SPRAY is an AA household 
insect spray containing 5% DDT. It kills by direct 
contact and residue. 
Price: (pint bottle 35c) (quarts 65c). 
KNOX-OUT GARDEN DUST contains 5% 
diluent dust for use on plants as directed. 
Price: (1 lb. sifter top can 30c) (3 Ib. bag 75c). 
KNOX-OUT INSECT POWDER. Contains 10% DDT. 
For residual control in limited areas and in out 
of the way places where water or oil is not 
inert 
desired. A good powder for control of cock- 
roaches and other insects. Not used on veg- 
etables. 
Price: (8 oz. package 50c). 
WEED KILLERS 
24D 
WEEDONE—The original and unsurpassed 2.4-D 
formula. The new internal weed killer kills entire 
plant to the root tips. Non explosive, non-corrosive 
and does not sterilize the soil. 
Prices: (6 oz. bottle 75c) (1 at. bottle $2.50) (1 gal. 
bottle $7.50) (5 gal. can $30.00) (54 gal. drum 
$5.00 per gal.). 
WEEDICIDE — Thompson‘’s Dee-Cee-Pee. Weedi- 
cide gets to the root of the matter. One applica- 
tion usually suffices for a complete kill. Does not 
damage soil, injure or stain hands. Non-corrosive. 
Low toxicity to humans and animals. 
- Prices: Regular (1 oz. to 1 gal.) (2 oz. 25c) (8 oz. 
$1.00) (1 qt. $2.25) (1 gal. $6.50). 
Concentrated (1 oz. to 6 gals.) (1 pint $3.00) (1 qt. 
$5.50) (1 gal. $14.00) (5 gal. $62.50). 
CHIPMAN 2.4-D WEED KILLER—The amazing. new 
selective Hormone Weed Killer contains 60% 2.4 
Dichloro Phenoxyacetic Acid. For eradication of 
lawn weeds such as Dandelion, Plantain and 
other broadleafed lawn weeds. Use 1 ounce in 
5 gallons of water applying 5 gallons of this 
solution to 1000 square feet. For larger areas, 
use 2 pounds per 100 gallons and apply at rate 
of 150 gallons per acre. Complete instructions 
by manufacturer will be furnished for all uses. 
Prices: (4 lb. canister $1.35) (2 lb. canister $2.50 
per lb.) (50 lb. drum $2.00 per Ib.). 
TUFOR (27% 2,4-D). For use on lawns, golf courses, 
parks, roadsides and pastures. Kills broadleaf 
weeds without causing injury to most desirable 
grasses. It is very economical—1¥%2 quarts make 
100 gallons of spray. Safe to use and does not 
sterilize soil. 
Prices: (14 pint bottle $1.00) (1 pint $2.00) (1 quart 
$3.50). 

ATLACIDE WEED KILLER—This is a non-poisonous 
chlorate weed killer—harmless to hands and 
harmless to stock. Kills poison ivy, Canada 
thistle. quack grass, wild morning glory and 
other weeds and grass. May be applied dry, or 
in solution with a sprinkling can or pressure 
sprayer. Complete bulletin furnished. For the 
duration, available in 100-pound drums only, 
which is enough for 10,000 square feet. 
Price not prepaid: ($9.25 per 100 pounds). 
SULPHATE OF IRON—COPPERAS—is a powder 
that is useful in helping to control dandelion. 
Use 2 pounds to 1 gallon of water. 
Prices: (Ib. 10c) (3 Ibs. 25c) (8 Ibs. 50c) (20 lbs. 
$1.00) (100 lbs. $3.75). y 
ZOTOX CRAB GRASS KILLER is recommended for 
use only in the late summer and fall (after 
August lst) when crab grass is in the seed form- 
ing stage. The turf grasses will be temporarily 
discolored. Complete directions on each bottle. 
Prices not prepaid: (8-oz. bottle $1.00) (16-oz. 
bottle $1.50) (32-0z. bottle $2.50) (5 Ibs. $4.50). 
i 
90 THE WESTERN SEED COMPANY, DENVER, COLORADO 
