TY - BOOK AU - Nassr,Magdy Mohamed Ibrahim TI - Different sources of organic wastes processing and its effect on some soil properties and on the productivity of wheat and maize crops PY - 2007/// KW - Wheat KW - Yields KW - Corn KW - Organic wastes as fertilizer KW - Soil properties N1 - Thesis (Ph.D.) --Tanta University,2007; Includes bibliographical references (leaves182-211) UR - http://nile.enal.sci.eg/thesis/2440.pdf ER -