PATIDAR, H., VERMA, R.C., KANDALKAR, V.S. and NIGAM, K.B. 1993. COMBINING ABILITY FOR SEED YIELD AND ITS COMPONENTS IN PAPAVER SOMNIFERUM L. INDIAN JOURNAL OF GENETICS AND PLANT BREEDING. 53, 03 (Oct. 1993), 318–323. DOI:https://doi.org/.