G. BHEEMAIAH, T. MADHUSUDHAN, M. V. R. SUBRAHMANYAM, and S. ISMAIL, “Effect of green leaf manuring and nitrogen application on growth and yield of rainfed castor (Ricinus communis) alley cropped with white popinac (Leucaena leucocephala)”, Indian J Agri Sci, vol. 68, no. 11, Feb. 2013, Accessed: Oct. 28, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/27771