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Pittsbiirali Sneraon-sr  safer, bettes seed protectant Pittsburgh Spergon-sl is a non-metallic organic chemical fungicide . . . a highly effective protectant against the harmful fungi that cause seed decay and "damping off" of plants in the early post-emergence stage. Spergontreatment of seeds, prior to planting, largely prevents seed and crop losses, as well as delays caused by necessity for reseeding. Best of all, it is a really safe protectant to use . . . safe for humans, for animals, and for the seed itself. It is nonirritating t o flesh or to the sensitive mucous membrane of the operator. And even an over-application of it cannot harm most valuable seed. More, this dry wettable powder can be used in either the slurry method or as a dry seed treatment and will not cause sticking or clogging in seed drills. It can be safely applied, too, with legume inoculation bacteria, if used according to directions. For corn, peas, beans, alfalfa and many other seeds, Pittsburgh Spergon-sl is the "perfect" protectant. Write for a bulletin giving full technical information.
Pittsburgh Phygon-xl is a highly effective spray for the control of many of the fungous diseases of fruit trees, ornamental shrubs, and vegetables. I t may be utilized, also, as a seed protectant, It is easy to use, may be added directly to the water in the spray tank and is compatible with lead arsenate, D D T , Rotenone and Chlordane. Ask for a bulletin giving full information about application.
* Registered trade name for tetra-chloro-para-benzoquinone
* Registered trade name for 2, 3-dichloro-l, 4-naphthoquinonç PITTSBURGH AGRICULTURAL CHEMICAL COMPANY Empire State Building · 350 Fifth Avenue · New Vork 1, New York Division oj
PITTSBURGH COKE & CHEMICAL C O M P A N Y 1951 Grant Building · Pittsburgh 19, Pa. COAL CHEMICALS. ACTIVATED C A R B O N , N E V I L L E C O K E , EMERALD COAL. PIG I R O N , G R E E N BAG CEMENT, C O N C R E T E PIPE AND PRODUCTS
V O L U M E
2 8,
NO.
19
MAY
8,
1950
1547
