title: Action of alkylating agents on nitrogen fixation by clones of Anabaena doliolum Bharadwaja.
mesh_terms: D000477:Alkylating Agents / Q000494:pharmacology*; D002999:Clone Cells; D000458:Cyanobacteria / Q000187:drug effects / Q000378:metabolism*; D005020:Ethyl Methanesulfonate / Q000494:pharmacology; D008769:Methylnitronitrosoguanidine / Q000494:pharmacology; D009586:Nitrogen Fixation / Q000187:drug effects*
chemical_list: D000477:Alkylating Agents; D008769:Methylnitronitrosoguanidine; D005020:Ethyl Methanesulfonate