RAO SS, REGAR PL, JANGID BL, CHAND K. Productivity and economics of sorghum (Sorghum bicolor) andgreengram (Phaseolus radiata) intercropping system as affected by row ratio andnitrogen in arid fringes. Indian J Agri Sci. 2011;79(2). Accessed October 27, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/2435