Thanthrige, L. C.; Gunawardana, M. M.
(4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
Nitrogen-fixing activity of Azotobacter gives considerable contribution to the promotion of soil fertility through the supply of nitrogen for the plant growth. Azotobacter beijerinckii is a diastrophic microorganism. Oxygen ...