1887

Abstract

SUMMARY: The vitamin requirements of 63 strains of and 18 of were examined. and responded in most cases to thiamine, biotin, and calcium pantothenate. Strains of and the slow-growing rhizobia sometimes responded to biotin, but not to the other vitamins. An unknown growth factor, active for the slow-growing rhizobia, was detected. Three strains of required thiamine.

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/content/journal/micro/10.1099/00221287-30-2-245
1963-02-01
2019-12-13
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http://instance.metastore.ingenta.com/content/journal/micro/10.1099/00221287-30-2-245
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