ASK US ABOUT THE PROPER SPRAY OR DUST 
Niagara Insecticides and Fungicides 
{Ask for detailed circulars and spray-charts) 
NOTE. Owing to the possibility of market[fluctuations on certain items, we have refrained from 
inserting prices on those. The lowest market prices will be quoted on application. 
NIAGARA ARSENATE OF LEAD. The 
ideal Lead Arsenate. Spreads completely 
and evenly and contains highest per cent of 
arsenic oxide, thus giving maximum killing 
power. Slow reaction with other chemicals, 
thus giving a minimum of black sludge with 
Lime-Sulfur Solution. Has lowest per cent 
of water-soluble arsenic, giving it the 
widest margin of safety to fruit and foli¬ 
age. 1-Ib. pkg. 30 cts.; 4-Ib. pkg. 80 cts. 
NIAGARA CALCIUM ARSENATE. For 
potatoes and field crops. Preferred by po¬ 
tato and vegetable growers because of its 
high arsenic content and quick kill. Packed 
in 4-lb. bags, 12 per 48-Ib. carton. 
NIAGARA CALRITE. A special form of 
Calcium Arsenate recommended for use on 
apples for Iate-season spraying to avoid 
lead residue. Calrite has proven safe under 
New England conditions in four-year 
tests. Use 3 pounds per 100 gallons of 
water; add 6 pounds fresh chemical hy¬ 
drated lime. Packed in 3-lb. bags, 16 per 
48-lb. carton. 
NIAGARA DORMANT and DELAYED 
DORMANT SPRAY OILS. EMULSO. 
Has the greatest margin of safety to bud- 
growth and wood-growth. High killing 
properties on insects and insect eggs. 
Highest quality. Packed 50-gal. drums, 
30-gal. drums, 15-gal. drums. Use 3^ gal¬ 
lons per 100 gallons of water. 
PENINSULAR OIL EMULSION. The 
standard Oil Emulsion for delayed dormant 
spraying. Packed 50-gal. drums, 30-gal. 
drums, 15-gal. drums. Use 33^ gallons per 
100 gallons of water. 
NIAGARA DpRMANT OIL, READY 
MIX. This is a clear oil and must be 
emulsified in the tank as per directions. 
The standard tank mix oil. Packed 54-gal. 
drums. Use 3J^ gallons per 100 gallons of 
water. 
ASK FOR A NIAGARA SPRAY CHART 
LIME-SULFUR SOLUTION, NIAGARA 
—32° Baume. Convenient to use. Free from 
sediment. Use according to spray-chart 
recommendations for controlling scale in¬ 
sects and diseases. Packed 55-gal. steel 
drums, 30-gal. steel drums, 5-gal. cans, 
1-gal. cans, and 1-qt. cans. 
LIME-SULFUR, DRY, NIAGARA. In 
powder form. It has all the advantages of 
liquid Lime-Sulfur Solution without its dis¬ 
advantages. Packed 1-Ib. cans, 5-Ib. cans, 
25-Ib. drums, 100-lb. drums, 200-Ib. drums. 
NOTE. Lime-Sulfur Solution may be 
mixed with Emulso and Peninsular Oils, but 
not with the Niagara Dormant Oil. 
NIAGARA COLLOIDAL SPREADER. 
With all combinations of sulfur fungicides 
and arsenicals Colloidal Spreader improves 
the spread, increases the efficiency of the 
arsenical in the spray, and aids in the pre¬ 
vention of arsenical injury. Use H pound 
to 100 gallons of spray. 1-Ib. bag, 25 cts.; 
case lots, 50 1-Ib. bags, @21 cts. per lb. 
KOLOFOG. Highly effective sulfur spray 
for use on apples and peaches, replacing 
lime-sulfur solution in all sprays following 
dormant or delayed dormant. Because of 
its great adhesiveness it makes an excellent 
carrier for Arsenate of Lead and is especially 
recommended for use in the calyx and first- 
cover spray. Will not russet fruit or burn 
foliage. In later sprays, where the excellent 
sticking qualities of Kolofog may be ob¬ 
jectionable, we recommend the use of 
Niagara Pre-Harvest Kolofog. 48-Ib. car¬ 
ton (8 6-Ib. bags). Use 6 pounds per 100 
gallons of water. 
KOLOFOG, PRE-HARVEST. Modified 
form of Kolofog containing more free sulfur 
and less colloidal sulfur. Because of the 
smooth, almost invisible dust coverage ob¬ 
tained with Pre-Harvest Kolofog, this ma¬ 
terial is recommended for use in all sprays 
following the first- or second-cover spray. 
No lime need be added. 48-Ib. carton (8 
6-lb. bags). Use 6 pounds per 100 gallons 
of water. 
NIAGARA LEAD-KOLO-ZINC. The ideal 
peach spray for use on the shuck-fall and 
first-cover applications for control of brown 
rot and curculio on peaches. Will not injure 
peach foliage. A mixture of Kolofog, Zinc 
Sulphate, and Lead Arsenate. For sprays 
after first cover on peaches, use Pre-Harvest 
Kolofog. 48-Ib. carton (4 12-Ib. bags). Use 
12 pounds per 100 gallons of water; add 
Lime as per directions. 
KOLODUST. The exclusive Niagara Col¬ 
loidal Sulfur Dust that sticks through rain 
and wind. Used in the control of disease on 
fruits and flowering plants. The most effec¬ 
tive sulfur dust obtainable. Dust in the 
rain with Kolodust to prevent scab when¬ 
ever necessary. Packed in 100-Ib. bags. 
KOLOTEX. This is a poisonous dust con¬ 
taining 10 per cent Lead Arsenate and the 
new exclusive Niagara Colloidal Sulfur 
Dust. Packed in 100-Ib. bags. 
KOLOKIL. This is a poisonous dust contain¬ 
ing 15 per cent Lead Arsenate and the new 
exclusive Niagara Colloidal Sulfur Dust. 
Recommended especially for curculio con¬ 
trol and other insects requiring more poison 
than contained in the Kolotex mixture. 
Packed in 100-Ib. bags. 
NIAGARA NICOTINE DUSTS. 
P. A. Dust. A 4 per cent Nicotine Dust for 
the control of aphis, red bug, striped cu¬ 
cumber beetles. Best contact dust for 
controlling sucking insects. Packed in 
100-Ib. and 50-Ib. drums. 
A 1 Dust. A 3 per cent Nicotine Dust 
packed in 100-Ib. and 50-Ib. drums. 
COPOTEX. A special processed copper, 
lime, and poison dust for potatoes and truck 
crops, ana more effective than the standard 
copper-lime dust because of its more toxic 
properties and greater adhesiveness. Packed 
in 100-Ib. drums and 75-Ib. bags. 
COPODUST. Special processed copper-lime 
dust without poison for potato and truck- 
crop diseases. Packed in 100-Ib. drums 
and 75-Ib. bags. 
DRY BORDO. A prepared Bordeaux spray 
for all garden crops and any plants that 
are copper-tolerant. Dissolves quickly— 
easy to use—effective. 
D-18. The standard copper, lime and poison 
dust for potatoes ana truck crops. An ex¬ 
ceptionally high grade of copper used, al¬ 
ways uniform and always gives a good dust 
coverage. 100-lb. bags. 
D-25. A copper-lime dust without poison for 
potato and truck-crop diseases. A uniform 
Bordo covering will result from its use. 
Maximum strength. Packed in drums and 
bags. 100-Ib. bags. 
DUO BORDO. A handy, effective Bordeaux 
spray material. Packed in 50-pound car¬ 
tons, consisting of 5 bags of treated blue- 
stone and 5 bags of chemical lime. Dump a 
bag of each into 50 gallons of water. Makes 
an instant Bordeaux—sprays out well— 
sticks and protects. 
POMO-GREEN WITH NICO¬ 
TINE. The leaf-green all-in-one 
dust or spray for the control of 
both insects and diseases on flow¬ 
ering plants and shrubs. Highest 
rating given in tests conducted bv 
the American Rose Society. Ef¬ 
fective against black-spot, mil¬ 
dew, rust, and insects. 1-Ib. can 75 cts.; 
5-Ib. can $3; 50-Ib. drum $21; 100-Ib. 
drum $40. 
NIAGARA FLOWER GARDEN DUST OR 
SPRAY. Grow clean flowers and shrubs 
with this new, economical, simple-to-use 
material. Contains sulfur in its best form, 
with a special lead arsenate in correct pro¬ 
portions. 1-Ib. canister 35 cts.; 4-Ib. bag 
90 cts. 
NIAGARA VEGETABLE GARDEN DUST 
OR SPRAY. A general-purpose material 
that is used on garden crops for control of 
leaf-eating worms and insects. Prevents 
blight and disease. 1-Ib. canister 35 cts.; 
4-lb. bag 80 cts. 
NIAGARA BEAN BEETLE DESTROYER, 
DUST OR SPRAY. This material con¬ 
tains sufficient magnesium arsenate to 
“knock them dead” without burning the 
foliage. 1-Ib. canister 28 cts.; 4-Ib. bag 
60 cts. 
NIAGARA ROTENONE DUSTS. 
Kolo Rotenone. This dust is especially 
recommended for the control of pea 
aphis, and mildew on peas, where a 
combination of fungicide and insecti¬ 
cide is required. Packed in 100-Ib. and 
5-Ib. bags. 
% per cent Rotenone Dust. Packed 
in 50-Ib. and 5-Ib. bags. 
1/2 per cent Rotenone Dust. 50-Ib. 
bags. 
Rotenone Dusts are recommended for use 
where an arsenical residue on truck crops is 
objectionable. They control worms on cab¬ 
bage, cauliflower, pea-lice, Mexican bean 
beetle, and many other common insect pests. 
Niagara Rotenone Dusts contain the highest 
toxic properties available in Derris and Cube 
roots. 
NIAGARA ROTENONE DUST OR SPRAY. 
A concentrated Rotenone-bearing powder 
for liquid spraying or dry dusting. 1-Ib. 
canister 35 cts.; 4-Ib. bag 80 cts. 
W. E. BARRETT CO., Providence, R. I. 
Insecticides 29 
