Insecticides and Fungicides 
NIAGARA BRAND 
Insecticides — Arsenicals 
ARSENATE OF LEAD. A highly effective and practical insecti- 
cide for leaf-eating and chewing insects, bugs, and worms. Very 
valuable fer the control of white grubs, worms, and certain 
weeds on lawns, golf courses, and other fine turf areas. Can 
be dusted on or applied in water suspension. 1-Ib, canister, 35c; 
4-lb. bag, 85c. Get our prices on larger quantities. 
CALCIUM ARSENATE. A deadly poison especially recommended 
for potato bugs and chewing insects on certain other vegetable 
crops. Can be dusted or applied in water suspension as a 
spray. 4-lb. bag, 60c. Get our prices on larger quantities. 
PARIS GREEN. A poisonous insoluble powder, for preventing 
the ravages of potato-bugs, codling moth, caterpillars, slugs. 
Mix 1 pound to 100 pounds of plaster, or 200 gallons of water. 
Lb., 55c; 1% Ib., 30c; %4 Ib., 20c, 
Rotenone-Pyrethrum Insecticides 
(Non-Poisonous to Animals and Humans) 
NEU-ROTE. (Niagara’s.) A rotenone-pyrethrum bearing liquid 
spray. Harmless to humans and animals—kills chewing and 
sucking insects such as aphis, leaf hopper, beetles, worms, etc.; 
safe to use on tender foliage. We recommend this to you as 
one of the most effective insecticides for use on all plants. 
Users say: “It kills everything but the plant.’ 1-oz. bottle, 35c; 
5-0z. bottle, $1.00; 12-0z. bottle, $2.00; 32-oz. bottle, $4.80; 
l-gal. can, $10.95; 5-gal. drum, $47.00. 
ROTENONE DUST. Non-poisonous. A highly effective dust for 
control of bean beetle and other insects attacking crops on 
which the use of Rotenone is not restricted by Government 
order. Packed 50-lb. bags, bulk, and 5-lb. bags. 
Special Potato Spray Materials 
NIAGARA POTA-TOX. 42-lb. cartons (6 7-lb. bags.) Great for 
killing bugs. Also contains copper fungicide for blight control. 
Mixes perfectly in any kind of sprayer. Use 7 lbs. per 100 gal- 
ata of water. Price: Per carton, 42 Ibs., $4.95; per 7-lb. bag, 
-00. 
DUO-BORDO. Makes a real Bordeaux Mixture. Packed in 50-lb. 
cartons consisting of 5 bags of bluestone and 5 bags of lime— 
enough for 250 gallons of spray. Price: Per 50-lb. carton, $4.75. 
Fungicides — Copper Sprays for 
Potatoes and Vegetables 
DRY BORDEAUX POWDER. For preventing blight on grapes, 
potatoes and other crops that are subject to rust, mildew and 
black rot; applied dry with bellows. Lb. canister, 35c; 4-Ib. 
bag, 85c. Get our prices on larger quantities. 
C.0.C.S. SPRAY. (Copper oxychloride sulphate base.) A highly 
effective neutral copper spray, especially recommended for 
tomatoes, cucumbers, melons. Also used on potatoes, celery, 
grapes, for control of fungous diseases. Contains twice as much 
metallic copper as Dry Bordeaux. Use from 3 to 4 lbs. per 
50 gallons water. Prices: 48-lb. carton (16 3-lb. bags), $10.00; 
per 3-lb. bag, 90c. 
D. B. TREATED BLUESTONE. An instant form of copper 
sulphate for combinine with spray lime to make old fashioned 
bordeaux spray. 100-Ib. bag, $10.90; 64-lb. carton (16 4-lb. 
bags), $7.65 each. 
Caustic Sulphur Sprays 
CONCENTRATED LIQUID LIME-SULPHUR kills San Jose 
scale, oyster shell, etc. An easily prepared spray which should 
be applied to trees any time between the autumn falling of 
leaves and the spring budding. It destroys growths injurious 
to the tree without in any way harming the tree itself. Simply 
dilute with water and apply. 1 gallon of Lime-Sulphur makes 
10 gallons of spray. 1 qt., 50c, weight 3 Ibs.; 1 gal., $1.00, 
weight 12 lbs.; 5 gals., $4.00; 50-gal. barrel, price on application. 
LIME-SULPHUR. (Dry.) Used for the same purpose and has 
the same effectiveness as the liquid form and is much easier to 
handle. 1-lb. cans, 35c; 5-lb. cans, $1.35; 25 Ibs., $3.75: 100 
Ibs., $10.00; 200 Ibs., $9.25 per 100. 
70 
Fungicides — Copper Dusts With 
and Without Poison 
C.0.C.S. COPODUST. Fungicide only. Contains the highly 
effective neutral copper, copper oxychloride sulphate, plus an 
inert carrier. Contains no lime. Especially reeommended for 
dusting tomatoes, cucumbers, melons, etc., also used on pota- 
toes, celery, for control of blight. Can be dusted when plants 
are dry or wet. Will not burn. Price: 75-lb. bag, $7.40 per 
ewt.; 5-lb. bag, 65c¢ each. 
C.0.C.S. COPOTEX. Contains the same form of neutral copper 
as C.0.C.S. Copodust but with the addition of calcium arsenate 
to control potato bugs. Price: 75-lb. bag, $9.70 per cwt.; 
5-lb. bag, 85c. (On crops that are susceptible to arsenical 
injury such as melons, cucumbers and tomatoes, we would 
recommend a special neutral copper dust such as Cucurbit 
Dust in place of C.O.C.S. Copotex.) 
CUCURBIT DUST. Best all-purpose dust for cucumbers, melons, 
squash. Controls striped cucumber beetle and other rasping or 
chewing insects. Also controls blight and mildew. Price: 
50-Ib. bag, $4.00; 5-Ib. bag, 85c. . 
COPODUST. The New, Exclusive Niagara Copper-Lime Fungi- 
cide for potatoes and other field crops. Per 100 Ibs., $8.15. 
COPOTEX. The New, Exclusive Niagara Copper-Lime Dust for 
field crops, with poison added, for potato bugs, ete. Per 100 
Ibs., $10.45. 
VITIDUST. The New, Exclusive Niagara Copper-Lime Dust for 
apples and grapes, used to control disease and chewing insects. 
Per 100 lIbs., $8.50. 
D-18. The Standard Copper-Lime and Poison Dust used to con- 
trol potato bugs and diseases on all truck crops, Per 100 Ibs., 
$9.0 
D-25. The Standard Copper-Lime Dust, used for the control of 
diseases only, on potato and truck crops. Per 100 Ibs., $7.75. 
Nicotine Dusts 
A-1 NICOTINE DUST. 3% nicotine—for control of sucking 
insects such as aphis, red bug, pear psylla, leaf hopper, ete. 
Per 100-lb. container, $12.25. 
P. A. NICOTINE DUST. 4% nicotine—especially recommended 
for pea aphis and aphis on squash and cucurbits. Per 100-lb. 
container, $16.25. 
Spreaders and Spray Conditioners 
Colloidal Spreader 
With all combinations of sulphur fungicides and arsenicals, 
Colloidal Spreader improves the spread, increases the efficiency 
of the arsenical in the spray and aids in the prevention of 
arsenical injury. Use 1% lb. to 100 gals. of spray. When water 
is exceptionally hard, use 1 lb. to 150 gals, of spray. 1-lb. bag, 
30c; 25 1-lb. bags, 25c per lb. bag; 50 1-Ib. bags, 23c per Ib. bag. 
SPRAY-SPREAD. A _ highly concentrated liquid spreader and 
sticker especially recommended for codling moth sprays where 
arsenate of lead is used. Use 1 pint per 100 gallons. Price: 
l-qt. cans, $2.25 each. 
Dormant and Delayed Dormant 
Oil Sprays 
EMULSO OIL SPRAY — 83% Oil Emulsion. 
dormant oil spray for control of certain insect eggs, scale etc.; 
contains rotenone for extra effectiveness. Safe to use at dor- 
mant or delayed dormant stage on apples, pears, or wherever 
dormant oil sprays are indicated. Price: 50-gal. steel drum, 
47¢c, plus $5.00 charge for drum returnable for credit within 
60 days. If packed in wooden barrel no charge will be made 
for container but price will be 2%c per gallon over the metal 
drum price. 30-gal., 10 gal., and 5-gal. containers—prices on 
request. 
PENINSULAR OIL SPRAY — 83% Oil Emulsion. A popular, 
safe and stable oil emulsion spray for use on apples, pears, 
etc., at dormant or delayed dormant stage. Price: 50-gal. steel 
drum, 38c, plus $5.00 charge for drum returnable for credit 
within 60 days. If packed in wooden barels no charge will be 
made for container but price will be 2%4ec per gallon over the 
metal drum price, 
DINITRO DRY. A spray material for dormant use only in com- 
bination with oil sprays—especially recommended where it is 
desirable to control aphis eggs and bud moth in the dormant 
stage. Use 144 to 2 lbs. per 100 gallons water plus 2 to 8 
gallons spray oil. Price: 6-lb. fibre carton, $3.90. 
A highly potent 
ROSS BROS. CO., Worcester, Mass. 
