Kulasooriya, S.AArad, H.Canaani, OTel-or, E.Malkin, S.2015-06-032015-06-031988Symbiosis, 6:p.177-128https://dl-ifs.nsf.gov.lk/handle/1/325Biological SciencesDistribution of the N2 fixation and photosynthetic activities in the Azolla-Anabaena symbiosisArticle