AND K.G.BHATTACHAYYA, T.N. NATH. “2. STATUS OF MACRONUTRIENTS (N_ P AND K) IN SOME SELECTED TEA GROWING SOILS OF SIVASAGAR DISTRICT OF ASSAM_ INDIA By T.N. NATH”. INTERNATIONAL RESEARCH JOURNAL OF CHEMISTRY 7 (October 1, 2014): 12 to 29. Accessed October 12, 2025. https://petsd.org/ojsnov/index.php/irjc/article/view/64.