. Bulletin of the Department of Agriculture. Agriculture; Agriculture -- United States. UNITED STATES DEPARTMENT OF AGRICULTURE. I; BULLETIN No. 634 fcm Contribution from the Bureau of Chemistry CARL L. ALSBERG, Chief Washington, D, C. PROFESSIONAL PAPER April 4, 1918 A PHYSICAL AND CHEMICAL STUDY OF THE KAFm KERNEL. By George L. Bidwell, Chemist in Charge, Cattle Food and Grain Investigation Laboratory. The grains of nonsaccliarine sorghums are becoming very impor- tant commercially. Although heretofore largely limited in their use to feeding farm animals, they are now being employed in


. Bulletin of the Department of Agriculture. Agriculture; Agriculture -- United States. UNITED STATES DEPARTMENT OF AGRICULTURE. I; BULLETIN No. 634 fcm Contribution from the Bureau of Chemistry CARL L. ALSBERG, Chief Washington, D, C. PROFESSIONAL PAPER April 4, 1918 A PHYSICAL AND CHEMICAL STUDY OF THE KAFm KERNEL. By George L. Bidwell, Chemist in Charge, Cattle Food and Grain Investigation Laboratory. The grains of nonsaccliarine sorghums are becoming very impor- tant commercially. Although heretofore largely limited in their use to feeding farm animals, they are now being employed in increas- ing amounts for human food, a matter which has been studied by the Office of Home Economics of the Department of Agriculture.^ Fur- thermore, the attention of manufacturers of alcohol and starch is being turned to these grains. As a basis for a process which would utilize nonsaccliarine sorghums, probably one of the cheapest sources of starch, in the manufacture of starch and feedstuffs, a study was made in the Bureau of Chemistry of the ph3"sical characteristics and chemical composition of the kafir kernel, and the various parts into which it might be separated by milling. Kafir was selected because it is typical of this class of grains, and economically as important as any of them. Therefore a sample of Dawn kafir (Dwarf BlackhuU), C. I. 340, was obtained from the Bureau of Plant Industry for this purpose. This sample was grown at the Cereal Field Station, Amarillo, Tex., in 1915, and is the same grain as that used in the food experiments.^ The kafir kernel shows some interesting physical characteristics. It is obovoid, or broadly ellipsoid, convex on the outer or dorsal sm'face, and somewhat flattened on the inner or ventral surface. It might be considered as developed from a sphere by first rolling it in such a way as to lengthen one diameter slightly, then flattening it on one side. The tip is more or less pointed. Beneath the tip is the hilum, or point of at


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear