SANKAR, P. DEEPA, N. SUBBRARAMAN, and A. THANGA HEMAVATHY. “CALLUS INDUCTION STUDIES IN SUNFLOWER (HELIANTHUS ANNUUS L.)”. Annals of Agricultural Research 27, no. 1 (March 4, 2014). Accessed July 22, 2026. https://epubs.icar.org.in/index.php/AAR/article/view/42249.