@article{ALkhafaji_Almosawi_Alqazzaz_2018, title={Performance of combined tillage equipment and it’s effect on soil properties}, volume={3}, url={http://dx.doi.org/10.22161/ijeab/3.3.12}, DOI={10.22161/ijeab/3.3.12}, number={3}, journal={International Journal of Environment, Agriculture and Biotechnology}, publisher={AI Publications}, author={ALkhafaji, Ayad J. and Almosawi, Abdulaziz A. and Alqazzaz, Kamal M.}, year={2018}, pages={799–805} }