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 | Contact, residue, and vapor toxicity of new insecticides to stored-product insects: II / . Speirs, Roy D. (Roy Dean), 1928- 4n Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1970. | |
| Evaluation of malathion, diazinon, a silica aerogel, and a diatomaceous earth as protectants on wheat against lesser grain borer attack in small bins / . La Hue, D. W. (Delmon William), 1911- 4n Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1970. | |
| Preliminary evaluation of new candidate materials as toxicants, repellents, and attractants against stored-product insects: I / . McDonald, Lehman L. 1n Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1970. | |
| Evaluation of several formulations of malathion as a protectant of grain sorghum against insects in small bins / . La Hue, D. W. (Delmon William), 1911- 4n Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1969. | |
| Insect control in flour mills / . Cotton, R. T. 1n Washington, D.C. : U.S. Dept. of Agriculture, Agricultural Marketing Service, Marketing Research Division, 1958. | |
| Use of malathion-treated drying trays to protect raisins from insects during drying and storage / . Nelson, Howard D., 1913- 4n Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1967. | |
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