. Circular. Agriculture; Agriculture -- United States. T TESTING CTTLTURES OE NODULE-FORMING BACTERIA. ton wool. The leguiniiious plants grow Avell, and if the cnltnre used for inoculating- is in proper condition normal nodules are soon formed. By this procedure it has been possible to distinguish shar])ly be- tween the inoculating power of ai^parently identical strains of bac-. Fio. 1.—Jars for testing the inoculating power of different strains of Bdciiliis niiVivivola. In tlie jar at the right are inoculated garden-pea plants, while at the left are uninoeu- lated ones, each ?> weeks old.
. Circular. Agriculture; Agriculture -- United States. T TESTING CTTLTURES OE NODULE-FORMING BACTERIA. ton wool. The leguiniiious plants grow Avell, and if the cnltnre used for inoculating- is in proper condition normal nodules are soon formed. By this procedure it has been possible to distinguish shar])ly be- tween the inoculating power of ai^parently identical strains of bac-. Fio. 1.—Jars for testing the inoculating power of different strains of Bdciiliis niiVivivola. In tlie jar at the right are inoculated garden-pea plants, while at the left are uninoeu- lated ones, each ?> weeks old. teria, and in future all stock cultures intended for distribution by the Office of Soil-Bacteriology and Plant-Xutrition Investigations to farmers and other experimenters in the United States will be tested in this manner. tCir. 120]. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Plant Industry. Washington, D. C. : U. S. Dept. of Agriculture, Bureau of Plant Industry
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