Long-term effect of fertilizer application on rainwater use efficiency, soil fertility and sustainability of yield and profitability from sorghum and pigeonpea in semi-arid Vertisols. Indian J. Soil Cons. [Internet]. 2025 Dec. 29 [cited 2026 Jul. 22];45(3):318-24. Available from: https://ijsc.iaswc.com/index.php/ijsc/article/view/459