 | Tennessee Valley Authority - 1939 - 128 Seiten
...MAPPING The classifying and mapping of soils in the Tennessee Valley are carried on cooperatively by the Bureau of Chemistry and Soils of the United States Department of Agriculture, agricultural experiment stations of Valley States, and the Authority. Soils are being classified, mapped,... | |
 | Wilmot Hyde Bradley - 1942 - 400 Seiten
...laboratory placed at the disposal of Project 4 by the Division of Industrial Farm Products Research of the Bureau of Chemistry and Soils of the United States Department of Agriculture. METHODS OF STUDY This investigation is based on the determination of the nitrogen content and reduction... | |
 | 1947 - 140 Seiten
...develop more permanent bookbinding leathers for the binding of public documents was undertaken with the Bureau of Chemistry and Soils of the United States Department of Agriculture and several American tanners. The many Government leather-bound publications received annually by the... | |
 | United States. National Bureau of Standards - 1934 - 1038 Seiten
...Boyd (14). 1. Mechanical analysis including colloid content was made by the method now employed at the Bureau of Chemistry and Soils of the United States Department of Agriculture (15). This method deEends upon the relation of settling velocity to particle size, as given y Stokes'... | |
 | Geological Survey (U.S.) - 1942 - 44 Seiten
...laboratory placed at the disposal of Project 4 by the Division of Industrial Farm Products Research of the Bureau of Chemistry and Soils of the United States Department of Agriculture. METHODS OF STUDY This investigation is based on the determination of the nitrogen content and reduction... | |
 | 1988 - 668 Seiten
...Research Council, Reprint and Cir. Ser. 85 : 80-83. 1928. "This is a brief statement regarding the work of the Bureau of Chemistry and Soils of the United States Department of Agriculture, especially on soil erosion as related to sedimentation." — Expt. Sta. Rec. 60: 713. 1929. AND LOWDERMILK,... | |
 | South Carolina Agricultural Experiment Station - 1927 - 766 Seiten
...years the South Carolina Experiment Station in cooperation with the Bureau of Agricultural Engineering and the Bureau of Chemistry and Soils of the United States Department of Agriculture has been studying the effects of mechanical placement of fertilizer with reference to the seed on the... | |
 | 1931 - 454 Seiten
...naval stores practices in Florida under a cooperative agreement between the Florida Forest Service and the Bureau of Chemistry and Soils of the United States Department of Agriculture. Mr. Coulter will perform the function of carrying to the operators information obtained by research... | |
 | Tennessee Valley Authority - 1937 - 1444 Seiten
...MAPPING The classifying and mapping of soils in the Tennessee Valley are carried on cooperatively by the Bureau of Chemistry and Soils of the United States Department of Agriculture, agricultural experiment stations of Valley States, and the Authority. Soils are being classified, mapped,... | |
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This unit was established in 1931 by the Bureau of Chemistry and Soils of the United States Department of Agriculture for research in health hazards of food constituents and contaminants, spray residues, and insecticides. 
