Alam, S M, R Ansari, M A Khan, and M Ali. “EFFECTS OF ZINC, NITROGEN AND VARIABLE TEMPERATURES ON SEEDLING GROWTH OF WHEAT”. Biological Sciences - PJSIR 45, no. 1 (February 18, 2002): 50–52. Accessed November 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/1743.