4301 BRIGHTON BOULEVARD 
-: DENVER, COLORADO 43 
NEW INSECTICIDES 





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p FROCIDE | 
jie IN KILLING POWER 
UNIFORM 
Kills Insect Pests—Try It! 
Pyrocide Dust is manufactured by us under license 
granted by the manufacturers of Dry Pyrocide. Dry 
Pyrocide is combined with a free flowing diluent 
92% passing through a 325-mesh screen. 
USES OF PYROCIDE DUST 
Pyrocide Dust Combinations 
No. 5-A—Pyrocide Dust combined with Sulphur is 
recommended for the control of Psyllids, Flea Bee- 
tles, Aphids, Leaf Hoppers, Spider Mites, Striped and 
Spotted Cucumber Beetles, Thrips, Lice, Blister Bee- 
tles, Mildew and Rust. It is not recommended for 
greenhouse use. It should also be used with caution 
on Raspberries and Grapes since the sulphur in this 
afixture has a tendency to injure foliage and berries 
at high temperatures. When used on Tomatoes and 
Raspberries cannot be used after the fruit starts 
setting because of the sulphur residue on the fruit. 
No. 5-C—This material is recommended for all of 
the above named pests except Spider Mites. Can be 
used without fear of burning under all conditions. 
This dust contains Cuprocide which serves as an in- 
sect repellent and fungicide. It is especially recom- 
mended for use on cucurbits, melons, and celery for 
control of insects and diseases. 
No. 10—Is recommended as a general insecticide, 
including the control of Web Worms, Cucumber 
Beetle, Bean Beetle, Tarnish Plant Bug, Leaf Tier, 
Grape Leaf Hopper, Thrips, Squash Bug, Harlequin 
Bug, Colorado Potato Beetle and the Asparagus 
Beetle. Can be used on all types of plants under all 
conditions. 
No. 10-A—Pyrocide Dust combined with Sulphur 
for the control of all types of pests that are found 
on plants as well as fungus diseases. It is epecially 
effective on Roses, Delphinium, Larkspur and as a 
control of Spider Mites and mildew on all ornamen- 
tals, consequently is recommended as an all-round 
home garden dust. It is not recontmended for use in 
greenhouses, 
No. 10-C—wWill control most of the truck garden 
insects and diseases. Contains Cuprocide to control 
fungus diseases. It is recommended epecially for 
insect and disease on Celery. Can be used in green- 
houses. 
PYROCIDE DUST—Growers’ Prices—F.0.b. Denver 
1b. 5iIbs. 25 1bs. 100 Ibs. 
Fis TS Ag $0.40 $1.15 $5.00 $19.00 
Name Ae pie. Atal e 35 .90 4.00 15.00 
Nodietiee less 35 95 4.25 16.00 
Ne. 4M G4 ac 45 1.20 5.2 20.00 
Not doe O el wise 45 1.30 5.50 21.00 
PYRENONE DUST NO. 20 (Contains Piperonyl Cyclo- 
hexenone)—A new organic contact insecticide. 
Gives excellent control of many insects for which 
Pyrethrum and Rotenone have been used. Tests 
prove it is effective against Mexican Bean Beetle, 
Cucumber Beetles, Cabbage Looper, Cabbage 
Worms and Leaf Hoppers. Leaves no poisonous 
residue. (1 Ib. 35c) (5 Ibs. 95c) (25 Ibs. $4.25) (100 
Ibs. $16.00), f.0.b. Denver. 
SABADILLA DUST No. 10—For the control of Flea 
Beetles, Mexican Bean Beetle, Lygus Bugs, Leaf- 
hoppers, Harlequin Cabbage Bugs, Striped and 
Spotted Cucumber Beetles, and early stages of 
Cabbage Loopers, and Tarnish Plant Bug. This is 
a contact insecticide and leaves no poisonous re- 
sidue. 
(1 Ib. 45c) (5 Tbs. $1.20) (25 Ibs. $5.25) (100 Ibs. 
$20.00), f.0.b. Denver. 
SABADILLA DUST No. 20—This dust is twice as 
strong as the No. 10 dust and is used for the con- 
trol of squash bugs, and hard to kill insects, 
(1 Ib 6GOc) (5 Ibs. $1.75) (25 Ibs. $7.00) (100 Ibs. 
$26.00), f.0.b. Denver. 
D.D.1T. DUST 5% (5% 
ling a large number of different species of insect 
pests such as Onion and Gladiolus Thrips, on Po- 
tatoes—Potato Beetles, Psyllid, Flea Beetles, Leaf- 
hoppers; Lygus Bugs on Alfalfa and Sugar Beets 
grown for seed. Can also be used on all types of 
flowering plants, shrubs and trees. 
(100 Ibs. $16.00), f.0.b, Denver. 

D.D.T. DUST 10% (10% D.D.T.)\—To be used when 
the 5% dust does not give good control, or hard to 
kill insects. 
(100 Ibs. $20.00), f.0.b. Denver. 
SULPHUR-COPPER DUST—A combination of sul- 
phur and copper to control blight, mildew and 
rust on Peas, Potatoes, Tomatoes, Celery, as well 
as Shrubs and flowering plants. 
(1 Ib. 30c) (5 Ibs, $1.25) (25 Ibs. $3.00) (100 Ibs. 
$10.00), f.o.b. Denver. 

YELLOW CUPROCIDE—Is a new, highly effective 
Spray material in the form of a dry powder. It 
suspends readily in water. For control of damp- 
ing-off in its second stage, spray seed bed inr- 
mediately after planting seed and once more be- 
fore seedlings appear. Spray seedlings every 7 to 
10 days. Especially good for the control of blight 
and leaf spot on celery, tomatoes and potatoes; 
3-lb. package makes 200 gallons of spray. (41 Ib. 
90c) (8 Ibs. $1.75) (100 Ibs. $50.00), Postpaid. 
ROCKY MOUNTAIN CUPROCIDE 
DUST No. C-5—Recomntfended 
as a specific control of plant 
fungus diseases such as late 
and early blight on potatoes, 
leaf spot: and early blight on 
tomatoes; early and late blight 
and rust on celery; contains 6 
per cent Cuprocide and the re- 
mainder inert carrier. Contains no lime, conse- 
quently is safe to use on all types of plants. 
Price: (100 Ibs. $9.00). Not postpaid. 
CUPROCIDE 
PAT. OFF 

