[1]
S. H. . Aday and Y. . Al-muthafar, “Comparison Study between the Field Performance of a Movable Boards and Conventional Ditch Openers in Cultivated and Uncultivated Soils, Part 3: The Specific Resistance”, Basrah J. Agric. Sci., vol. 32, no. 1, pp. 15–24, Mar. 2019.