Abstract
DURING a cytochemical study of nodule cells in Egyptian clover, Trifolium alexandrinum, it was observed that in addition to the rhizobial bacteria, a blue-green alga, identified as Nostoc punctiforme, occurred inside the nodules. So far as we are aware, blue-green algae have not been reported to be associated with nodule formation in legumes.
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References
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BHASKARAN, S., VENKATARAMAN, G. Occurrence of a Blue-Green Alga in the Nodules of Trifolium alexandrinum. Nature 181, 277–278 (1958). https://doi.org/10.1038/181277a0
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DOI: https://doi.org/10.1038/181277a0
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