SAMEENA KHATHOON; T ANJAIAH; I Y L N MURTHY; T PRABHAKAR REDDY; CH ARUNA KUMARI. Effect of zinc sources and levels on sunflower (Helianthus annuus L.) hybrid in Alfisol: EFFECT OF ZINC SOURCES AND LEVELS ON SUNFLOWER HYBRID IN ALFISOL. Journal of Oilseeds Research, India, v. 32, n. 2, 2015. DOI: 10.56739/jor.v32i1.141917. Disponível em: https://epubs.icar.org.in/index.php/JOR/article/view/141917. Acesso em: 21 jun. 2026.