N. SLUIS & SONS, CHICAGO, ILLINOIS 
25 
Insecticides and Spraying Materials 
Black Leaf 40. A solution of Nicotine Sul¬ 
phate used as a liquid spray only to kill 
plant lice and other soft-bodied sucking 
insects; harmless to plants. Full direc¬ 
tions with each can. 5-0z. bottle, $1.00; 
i-lb. can, $2.25; 2-lb. can, $3.25. 
Protect Your 
Seed Corn 
During the period 
when it is most 
easily damaged, by 
ridding your crop of 
crows and other 
corn - pulling birds 
and animals. It saves 
loss of seed and labor of re¬ 
planting. It positively will 
not clog any planter. It is 
non-poisonous and will not 
injure the seed or any kind 
of corn. It is more effective, 
more convenient to use, and 
more economical than any 
other material. 
LARGE CAN, #1.00 
{Enough for 2 bu. of seed corn) 
SMALL CAN, .60 
(Enough for 1 bu. of seed corn ) 
SAVES 
Replanting 
ftoAR nuiramui>£ M | 
«W BRITAIN CON* 
Corona Dry (Arsenate of Lead). For all 
leaf-eating insects. Sticks well to the 
leaves ; can be used wet or dry. i-lb. pkg., 
35c; 5-lb. pkg., $1.20; case (30 lbs.), $5.90. 
Calcium Arsenate. Mostly used for spray¬ 
ing potato crops. 5 -lb. pkg., 75 c; 100 lbs., 
$ 11 . 00 . 
Flowers of Sulphur. Used in dusting Grape 
Vines and other crops. Lb., 15c; 10 lbs.. 
$1.00. 
Bordeaux Mixture. Used for spraying 
against blight and fungous diseases, i-lb. 
Pkg., 35 c; 5-lb. pkg., $1.20. 
Tobacco Dust. 100-lb. bag, $4.00; 500 lbs., 
$18.00; ton, $64.00. 
Hammond’s Slug Shot. Widely known 
preparation for killing cabbage worms, 
potato bugs, etc. 5-lb. pkg., 75c; 10-lb. 
pkg., $1.25; 25-lb. pkg., $3.00; 100 lbs., 
$11.00. 
Pyrox. For wet spraying only. Kills leaf- 
eating insects, i-lb. can, 50c; 5 lbs., $1.75; 
10 lbs., $3.00. 
10 % to 50 % Increase 
in Crop Yield 
—no uncommon result of Seed-Pro¬ 
tection against damping-off—with 
CUPROCIDE 
The Red Copper Oxide That Stays Red 
How to Use Cuprocide 
The seed is dusted with a protective red coating 
of Cuprocide. For treating small quantities up to a 
few pounds of seed, small glass jars are convenient, 
and by shaking and turning the container for some 
five minutes, it will be found that the seeds are 
thoroughly coated with the red powder. 
1-lb. can for 40 lbs. seed.$0.90 
5 lb. can for 200 lbs. seed. 3.50 
Beet seed requires double amount. 
Paris Green. A poisonous insecticide in 
powder form, for chewing insects; a very 
strong poison, i-lb. can, 45c; 2-lb. can, 
80c; 5-lb. can, $2.00; 14-lb. pails, $4.50. 
Formaldehyde. Used for treating various 
seeds to prevent smut, i-gal. bottle, $2.75; 
y 2 gallon, $1.60. For larger quantities 
ask for special prices. 
Copper Sulphate. Used chiefly for spraying 
celery; crystal or powder form. Per lb., 
25c; 25 lbs., $4.00. 
Semesan. A seed disinfectant used to cure 
or prevent blight, smut, neck rot and wilt 
on certain vegetables. The seed can be 
dusted with this chemical or soaked in wet 
solution. Prices, 2-oz. can, 35c; i-lb. can, 
$2.25; 5-lb. can, $9.90; 25-lb. pail, $45.50. 
Semesan Jr. Used for treating corn seeds. 
Prices, i-lb. can, 75c; 5-lb. can, $3.25; 
25-lb. tin, $14.00. 
Semesan Bel. For treating bulbs, potatoes 
and roots, i-lb. can, $1.50; 5-lb. can, $6.75. 
Use Semesan In The Hotbeds To Promote Healthy Growth Of Plants 
