TY - BOOK AU - El Gohary,El Sayed Ahmed Abd El Latif TI - Study of some soil physical properties effect of ploughing depth on some soil physical properties cotton growth and yield in clay soil PY - 1978/// KW - Cotton KW - Growth KW - Tillage KW - Plants, Cultivated KW - Soils KW - Research KW - Soil physics N1 - Thesis (M.S.) -- Tanta University, 1978; Includes bibliographical references (leaves 86-101); Microfiche; Cairo, Egypt; ASUNET; 2 microfiches : negative ER -