Abdulkadir, Tukur D., Muhammad R. Mahadi, Aimrun Wayayok, and Muhamad S.M. Kassim. 2021. “Analytical Comparison Between the Speed of Screw and Crank-Rocker BasedPick and Place Mechanisms for Seedling Tray Seeding Machine”. Basrah Journal of Agricultural Sciences 34 (August):108-18. https://doi.org/10.37077/25200860.2021.34.sp1.12.