Rasheed, Muhammad, Hakoomat Ali, and Tariq Mahmood. “IMPACT OF NITROGEN AND SULFUR APPLICATION ON GROWTH AND YIELD OF MAIZE (ZEA MAYS L.) CROP”. Journal of Research (Science) 15, no. 2 (July 3, 2004): Pages: 153–157. Accessed July 7, 2025. http://jorscience.com/index.php/JRS/article/view/181.