TY - GEN AU - Mohamed Hassan Abdelwahed Hassan AU - Adel AbdelAziz Gharib , AU - Ahmed Elraie Emam Suliman , AU - Mahmoud Abdelgawad Mohamed , TI - The effect of different tillage means on some soil properties and crop production / PY - 1994/// CY - Cairo : PB - Mohamed Hassan Abdelwahed Hassan , N1 - Thesis(M.Sc.) - Cairo University(Elfayoum Branch) - Faculty of Agriculture - Department of Agricultural Engineering UR - http://172.23.153.220/th.pdf ER -