Proceedings of the 3rd Southern Regional Conference on Microbial Inoculants in Crop Production,--UAS, College of Agriculture Dharwad Campus--April 1 & 2, 1977.2023-12-292023-12-291980-12-30R-19904https://krishikosh.egranth.ac.in/handle/1/5810204997EnglishCropEcology of NitrogenReports