TY - RPRT TI - Azolla filiculoides Nitrogenase Activity Decrease Induced by Inoculation with Chlamydomonas sp. AU - M Habte PY - 1986 DO - 10.1128/aem.52.5.1123-1127.1986 UR - https://pubmed.ncbi.nlm.nih.gov/16347211/ ID - 16347211 ER -