Alam , M.K., N. Salahin, M.H. Rashid, and M.A. Salam. “Effects of Different Tillage Practices and Cropping Patterns on Soil Physical Properties and Crop Productivity”. Journal of Tropical Resources and Sustainable Science (JTRSS) 1, no. 1 (January 30, 2013): 51–61. Accessed July 3, 2024. http://journal.umk.edu.my/index.php/jtrss/article/view/670.