Jahun, B., Usman, D., Mustapha, J., Adamu, S. and Iya, S. (2022) “Investigating the Effect of Blade Cutting Angles of a Manual Hoe on Operator’s Heart Rate during Weeding Operations”, JOURNAL OF AGRICULTURAL ENGINEERING AND TECHNOLOGY, 27(1), pp. 15 - 27. Available at: http://jaet.com.ng/index.php/Jaet/article/view/216 (Accessed: 18April2024).