NITROGEN FIXATION BY BLUE-GREEN ALGAE

21 February 1930

journal article
research article
Published by American Association for the Advancement of Science (AAAS) in Science

Vol. 71 (1834), 221-223
https://doi.org/10.1126/science.71.1834.221-a

Abstract

Attempts to demonstrate that green algae fix free N were unsuccessful, but a pure culture of a blue-green (Anabaena variabilis Kutz.), isolated from soil, fixed 5 mgm. N per 100 cc. culture medium in 75 days, using sunlight as the energy source.

Keywords

NITROGEN
RICE FIELD
NITROGEN FIXATION

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