INCREASE Crop PROFITS by Stopping 
Disease Losses with DUBAY DISINFECTANTS 
New Improved CERESAN—for Seed Wheat 
New Improved Ceresan effectively con¬ 
trols bunt or stinking smut of wheat, and 
seedling blight caused by seed-borne scab. 
Only Vi ounce of dust is used, costing 1 Va 
to 2 V 3 cents a bushel of seed. It is easily and 
quickly applied in a rotary treater or with 
the shovel. It is non-injurious to the drill and 
does not retard flow of seed through the 
drill. It increases wheat profits by reducing 
losses from smut and dockage. Prices: 1 lb. 
75 cts., 5 lbs. $3.00. 
2% CERESAN—for Crains, Flax and Peas 
Ceresan effectively controls seed-borne 
stripe disease and covered smut of barley; 
smuts of oats; kernel smut of sorghums; 
millet smut; certain flax diseases; and re¬ 
duces foot rot diseases of peas. It usually in¬ 
creases yields and profits through preventing 
diseases. No soaking or wetting—dust only 
3 ounces on a bushel of seed barley, peas or 
oats; and 2 ounces on flax, millet, or sor¬ 
ghums. Prices: 1 lb. 75 cts., 5 lbs. $3.00, 
25 lbs. $12.50. 
SEMESAN JR.—for Field and Sweet Corn 
Four bushels more corn can be expected 
by any farmer that treats his seed corn, Ex¬ 
periment Station tests show. Field or sweet 
seed corn dusted with Semesan Jr. is pro¬ 
tected from seed-borne Diplodia, Gibberella, 
and Basisporium root rots; and from rotting 
in cold, wet soil. It gives better stands, and 
larger yields of improved quality. Use 2 
ounces a bushel. Costs 2'/2 cts. to 3 cts. an 
acre. Prices: 4 ozs. 35 cts., 1 lb. $1.00, 5 
lbs. $4.75. 
SEMESAN—for Flower and Vegetable Seeds 
Prevent seed rotting under unfavorable 
soil conditions, also certain seed-borne dis¬ 
eases, that reduce stands, lower yields and 
quality—by treating all seed, bulbs or corms 
with Semesan before planting. It is harmless 
to the seed, but deadly to disease organisms. 
It costs from !/4 ct. to 1 ct. a pound of seed. 
One ounce treats 1 5 lbs. of seed. Effective 
in controlling damping-off and gladiolus dis¬ 
eases such as hard rot and scab. Prices: 2 
ozs. 50 cts., 1 lb. $2.50, 5 lbs. $11.75. 
Improved SEMESAN BEL—for Potatoes 
DU BAY FUNGICIDES—for Brown Patch 
Seed potato treatment will bring you more 
profit than ever before. Improved Semesan 
Bel gave an average increase in yield of 35.4 
bushels of potatoes an acre, on six farms by 
controlling seed-borne scab and Rhizoctonia, 
reducing seed rotting and improving stands. 
This quick dip costs 1 V 2 cts. to 3 cts. per 
bushel of seed. One pound treats 60-80 
bushels of seed. Prices: 4 ozs. 50 cts., 1 lb. 
$1.65, 5 lbs. $7.00, 25 lbs. $31.25. 
Special Nu-Green has been used for years 
by hundreds of gold-courses as the most 
effective and practical treatment yet de¬ 
vised for preventing and controlling brown 
patch. Easily applied in liquid form with any 
convenient type of sprayer. 1 lb. of Nu-Creen 
treats 1,000 to 2,000 square feet of turf. 
Nu-Creen prices: 3 ozs. 50 cts., 1 lb. $1.65, 
5 lbs. $7.00, 25 lbs. $30.00, 100 lbs. 
$1 15.00, 300 lbs. $330.00. 
ANTS: Si mply enlarge entrances of nest with long- 
shank screwdriver or pointed stick. Adjust spout of 
can and allow a small amount of Cyanogas to flow into 
the enlarged hole. The worker ants and Queen are 
killed immediately with Cyanogas. Special 4-Oz. Ant 
Container 30 cts. 
MOLES: Open up runways every 10 to 20 feet, and 
blow Cyanogas A-Dust in both directions with a dust¬ 
er. 1 lb. 75 cts., 5 lbs. $3.00, 25 lbs. $10.00, 100 lbs. 
$30.00. 
WOODCHUCKS: Are very susceptible to the gas lib¬ 
erated by Cyanogas A-Dust, and only one whiff is re¬ 
quired to kill them. Place one tablespoonful of Cyano¬ 
gas as far down the burrow as possible. Use long-han¬ 
dle spoon. Upset Cyanogas in a small pile. Close en¬ 
trances tightly with up-turned sod. 1 lb. 75 cts., 5 
lbs. $3.00, 25 lbs. $10.00, 100 lbs. $30.00. 
RATS: Cyanogas is not a bait! It is different! Simply 
pump it into rat burrows or hideouts, it seeks the rats 
and kills them instantly. 1 lb. 75 cts., 5 lbs. $3.00, 25 
lbs. $10.00, 100 lbs. $30.00. 
GREENHOUSE PESTS: Cyanogas G-Fumigant, when 
exposed to air gives off a gas destructive to all plant 
insects. It is the most generally used insecticide in 
greenhouses. It is the most economical of all green¬ 
house insecticides, and is completely effective and very 
easy to use. 5 lbs. $3.00, 25 lbs. $10.00, 100 lbs. 
$30.00. 
OTHER PESTS: Such as fleas, bees, bats, squash bugs, 
cucumber beetles, termites, etc., are easily controlled 
with Cyanogas. Leaflets containing instructions on the 
control of practically all pests are available. 
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