N VAIRAM, and R P GNANAMALAR. “Combining Ability Studies in Sunflower (Helianthus Annuus L.): COMBINING ABILITY STUDIES IN SUNFLOWER (HELIANTHUS ANNUUS L.)”. Journal of Oilseeds Research, vol. 33, no. 1, Apr. 2016, https://doi.org/10.56739/jor.v33i1.139056.