N. SLUIS & SONS, CHICAGO 7, ILLINOIS 29 
Insecticides and Seed Disinfectants 
Aero Cyanate. Weed killer for Onions only. 
Mix with water and spray when weeds are 
small. 6 lbs. will treat 1 acre. 6-lb. can, $7.50; 
40-lb. drum, $40.00. 
Arasan. Used dry as a seed treatment to prevent 
smut and rot in Onions. Also beneficial on 
Beets and Spinach. Use 1 lb. dust to 20 lbs. 
of seed. 8-oz. can, 85c; 4-lb. can, $5.25; 25-Ib. 
drum, $30.00. 
Arsenate of Lead. For all leaf-eating insects. 
Sticks well to the leaves; can be used wet or 
dry. 1-lb. pkg., 45c; 4-lb. pkg., $1.50; case 
(48 Ibs.), $14.00. 
Black Leaf 40. A solution of Nicotine Sulphate 
used as a liquid spray only to kill plant lice and 
other soft-bodied sucking insects; harmless to 
plants. Full directions with each can. 1-lb. 
can, $2.60; 2-lb. can, $3.80; 5-lb. can, $8.50. 
Bordeaux Mixture. Used for spraying against 
blight and fungous diseases. 1-lb. pkg., 30c; 
4-Ib. pkg., $1.00; case (48 lbs.), $9.00. 
Calcium Arsenate. Used for dusting or spraying 
Cabbage and Potato crops. 4-Ib. pkg., 75c; 
case (48 lbs.), $7.00. 
Calomel. Used in water to destroy maggots on 
Cabbage, Cauliflower and other plants. 4-oz. 
can, 95c; lb., $3.00. 
Ceresan, New Improved. Widely known seed 
disinfectant for Wheat, Oats, Peas and bulbs. 
1-Ib. can, 90c; 4-lb. can, $3.00. 
Chlordane Dust 5%. Lb., 25c; 50-lb. bag, $6.65. 
Chlordane Liquid 2%. 5-gal. can, $9.50. 
Chlordane Liquid 40%. 1-qt. bottle, $3.60. Used 
to control grasshoppers, leaf hoppers, and 
chinch bugs. 
Copper Sulphate (Blue Stone). Used mostly for 
Celery, Grapes and other crops subject to 
blight; powdered form. Per lb., 25c; 25 lbs., 
$4.00. 
Corrosive Sublimate. For treating plants before 
setting out in field. 1-lb. bottle, $2.75; 5-Ib. 
bottle, $12.00. 
Crow Repellent. Sprinkle over Corn seed. Keeps 
away crows, gophers, pheasants and other ani- 
mals. 1-bu. size, 60c; 2-bu. size, $1.00. 
Cuprocide, Yellow. For treating Tomato, Pepper 
and many other seeds. Prevents “damping off” 
in hotbeds or greenhouses. 1-lb. pkg., $1.00; 
3-lb. bag, $2.45. 
Cyanogas “G.” For killing rats and mice in hot- 
beds or under barns and sheds. 5-lb. can, 
$3.25; 25-Ib. pail, $11.00. 
DDT Dust 5%. Ready to use for killing Cab- 
bage worms and other insects. 1 Ib., 25c; 
5 lbs., 70c; 50 lbs., $4.00. 
DDT Dust 10%. 1 Ib., 30c; 5 lbs., 90c; 50 Ibs., 
$6.00. 
DDT Dust 50% Wettable. Highly concentrated 
and must be used in water. 1 pound makes 60 
gallons spray for Onions, Cabbage and other 
crops. 1 lb., 60c; 10 lbs., $4.50. 
Dusting Sulphur. For dusting Nursery stock, 
Grape vines and other crops. 1 lb., 20c; 10 
Ibs., $1.40; 100 Ibs., $6.50. 
Gamtox 2% Dust. Kills aphids instantly. 1 Ib., 
40c; 10 Ibs., $3.00; 50 Ibs., $11.00. 
Nicotine Pyrox. For wet spraying only; destroys 
leaf-eating insects. 20-o0z. jar, 65c; 5 Ibs., $2.25; 
10 Ibs., $4.25. 
Paris Green. A very strong poisonous insecticide 
for either dusting or spraying. 1-lb. pkg., 60c; 
5 Ibs., $2.50; 14-lb. cans, $5.50. 
Pyrocide Dust No. 5. Kills Cabbage worms; for 
dusting only. 5-lb. pkg., $1.00; 25-lb. bag, 
$3.75; 100 lbs., $13.00. 
Pyrocide Dust No. 10. Double strength. Very 
effective in combating Cucumber beetles, 
aphids and many other pests. 5-lb. pkg., $1.25; 
25 Ibs., $5.25; 100 Ibs., $19.00. 
Rootone. A hormone root-forming powder. 
Stimulates growth of roots and cuttings. 2-oz. 
jar, $1.00; 1-lb. can, $5.00. 
Semesan. A seed disinfectant used to cure or 
prevent smut, neck rot and wilt on vegetables 
and flowers. 2-oz. can treats 40 lbs. of seeds. 
2-oz. can, 45c; 34 lb., $2.10; 4 Ibs., $10.10. 
Semesan Bel. For treating bulbs, roots and Pota- 
toes. 1-lb. can, $1.80; 4 Ibs., $6.30. 
Semesan Jr. For treating sweet and field Corn 
seed. 1)% ozs. treats 1 bu. seed. Price: 14/2-0z. 
pkg., 15c; 12-0z. can, 65c; 61/4-Ib. can, $3.90. 
Slug Shot. Old reliable dusting powder for killing 
Cabbage worms, Potato bugs and other chew- 
ing insects. 5-lb. pkg., $1.25; 25-lb. bag, $6.00. 
Spergon. Treat Beans and Peas with this chem- 
ical and prevent decay of seed during the 
sprouting period and after. 2 ozs. is sufficient 
for 1 bushel seed. 5 ozs., $1.00; 1 Ib., $2.35. 
Tartar Emetic. Used with brown sugar in water 
to kill thrips on Gladiolus and Onion. 1 Ib., 
90c; 10 Ibs., $8.50. 
Transplantone. Dip roots of plants in a solution 
of 1 teaspoonful of this chemical to 10 gallons 
of water. Promotes rapid growth. 3-oz. pkg., 
$1.00; 1 Ib., $4.00. 
Weedone Liquid. Sure death for most weeds. 
Eight ounces makes twelve gallons spray. Used 
on lawns and hay fields. 6-o0z. bottle, 75c; 
1 qt., $2.25; 1-gal. can (for 1 acre), $6.50. 
““Njo-Seed”” Hormone. See page 33. 

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