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Show Entomologist Says Spray Tomatoes, Corn for Worms Walter E. Peay and K. B. Maughan, U. S. D. A. entomologists, entomolo-gists, say that tomato fruitworm damage can be greatly reduced by thoroughly dusting fields with DDT 10 percent dust, or with calcium cal-cium arsenate, at the rate of 20 to 30 pounds per acre, pointed out George F. Knowlton, Utah State Agricultural College Extension entomologist. en-tomologist. Early market and home garden sweet corn can be protected by spraying the silks until they are wet with DDT emulsion spray as soon as 90 to 100 percent of the ears are in silk, suggested entomologist ento-mologist H. E. Dorst. This mix is prepared by using 4 fluid ounces of white mineral oil. Mix the two together and add enough water to make 1 gallon. One-fourth teaspoon of medicinal medi-cinal mineral oil injected into the base of the silk mass, either with an oil can or medicine dropper, as soon as the silks have wilted, iWt also gives good control of n, ? earworm The silks wilt a out W days following silk exposure n In not apply oil until silks are win. so rears will not produce norma k caution the entomologists " Farmers are reminded not i feed corn treated with DDT I dairy stock. |