EFFECT OF SOWING DATE ON YIELD COMPONENTS AND LINT Property OF THE COTTON VARIETIES ThE RELATIVE CONTRIBUTION OF YIELD Components TO LINT YIELD IN tWo COTTON GROUPS EVALUATION OP SOME CASSAVA VARIETIES INTRODUCED BY TISSUE CULTURE EFFICIENCY OF Three BREEDING METHODS ON TWO BREAD WHEAT CROSSES EFFECT OF SOME Z4ICRONUTRIENTS AND COMMERCIAL FOLIFERTILIZERS ON TOMATO YIELD AND FRUIT QUALITY MAIZE GROWTH, YIELD AND YIELD COMPONENTS AS RELATED TO SOME AGRICULTURAL PRACTICES STEPWIES REGRESSION AND RESPONSE CURVE ANAI SIS FOR IMPORTANT VlFU FA(1ORS IN MAIZ.I: EVALUATION Of SOME CASSAVA (MANIROT ESCULENTA GRANTZ..) VARIETIES INTRODUCED BY TISSUE CULTURE Use efficiency of mineral and organic nitrogen in six maize genotypes. Annals of Agric. Sci., Moshtohor, 47 (3):199-213. STABILITY PARAMETERS POR POD YIELD IN PEANUT (ARACHIS HYPOGARA, L.) BREEDING STUDIES ON MAIZE II- YIELD AND SOME OF ITS COMPONENTS SUSCEPTIBILITY( OP SOME FIELD CROPS TO THE INFECTION OF CERTAIN NEKATOذE GENERA IN EGYPT