CH. S. LAKSHMI, K. KANAKA DURGA, R. ANKAIAH, and A.R.G. RANGANATHA. “Pollen Viability and Stigma Receptivity in Sunflower (Helianthus Annuus)”. Seed Research 40, no. 2 (February 4, 2025): 161–165. Accessed October 23, 2025. https://epubs.icar.org.in/index.php/SR/article/view/164444.