Gowda Janardhana N A Studies on some nitrogen fixing cyanobacteria (Blue green Algae) from the rice fields of coastal Karnataka: thesis / N A Janardhana Gowda - Mangalagangothri: Mangalore University, 2006. - 134p.; 29 cm. Subjects--Topical Terms: Biosciences-thesis Dewey Class. No.: PHD 572.54 / P06/GOW