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The biology and control of the sorghum midge.

Description: Describes the life cycle of the sorghum midge, its history in the United States, the damage it can cause to plants, and the steps farmers can take to control the pest and its damage.
Date: July 1941
Creator: Walter, E. V. (Elmer Valentine), 1891-
Partner: UNT Libraries Government Documents Department

The ecology of the principal summer weed hosts of the beet leafhopper in the San Joaquin Valley, California.

Description: Describes the results of a scientific study on the effect of summer weeds on crops (mainly sugar beets and tomatoes) and the use of the beet leafhopper to reduce their growth in the San Joaquin Valley in California.
Date: June 1943
Creator: Lawson, Francis R. (Francis Raymond), 1906- & Piemeisel, R. L.
Partner: UNT Libraries Government Documents Department

Investigations of the parasites of Popillia japonica and related scarabaeidae in the Far East from 1929 to 1933, inclusive.

Description: Describes the results of scientific research of parasites of the Japanese beetle at various stages of the beetle life cycle. The studies were carried out from 1929 to 1933 in Japan, Chosen (Korea), India, and Taiwan.
Date: October 1940
Creator: Gardner, T. R. (Theodore Roosevelt), b. 1899. & Parker, L. B. (Lawrence Bemis), 1901-
Partner: UNT Libraries Government Documents Department

Field studies of insecticides used to control cabbage caterpillars in the South.

Description: Describes the damage that cabbage caterpillars can cause to plants, and provides the results of scientific research on insecticides to control the caterpillars in the southern United States.
Date: November 1941
Creator: Reid, W. J. (William John), 1902-; Smith, Charles Egan, 1887-; Reed, L. B. (Lucius Brown), 1906- & Thomas, W. A. (William Andrew), 1883-
Partner: UNT Libraries Government Documents Department

Studies of methyl bromide in greenhouse and vault fumigation.

Description: Describes the results of scientific research regarding the effectiveness of methyl bromide as an insecticide in greenhouse and vault fumigation.
Date: September 1943
Creator: Richardson, Henry H. (Henry Howe), 1906-; Johnson, A. C. (Alpha Cornelius), b. 1889.; Bulger, Jacob Work, 1887-; Casanges, A. H. & Johnson, George V. (George Victor), 1910-
Partner: UNT Libraries Government Documents Department