FACTORS INFLUENCING THE SOIL PENETRATION RESISTANCE OF SOME VERTISOLS IN EGYPT.

RESPONSE OF SOYBEAN TO RHIZOBIUM INOCULATION AND SOME MICRONUTRIENTS ADDED BY SEED COATING

NUTRIENTS UPTAKE BY RICE PLANT AND GRAIN PROTEIN CONTENT AS AFFECTED BY IRRIGATION DEPTH AND RICE CUL TIVARS GROWN IN NILE DELTA.

RHIZOBIUM-SOYBEAN SYMBIOSIS AS AFFECTED BY SOURCE AND QUALITY OF WATER USED IN IRRIGATION

SOIL PHYSICAL AND CHEMICAL PROPERTIES AS INFLUENSED BY DRAINAGE AND TILLAGE IN ELSA LAM CANAL AREA.