TY - BOOK AU - Elshewikh,Mohamed Ahmed Badr TI - Soil properties and crop production as affected by drainage types PY - 2001/// KW - Soil properties KW - Crops KW - Effect of drainage on KW - Drainage KW - Management KW - Crop production KW - Soil moisture N1 - Thesis (Ph.D.)--Mansoura University,2001; Includes bibliographical references (leaves 205-214); Microfiche; Cairo,Egypt; ASUNET; 4 microfiches:negative ER -