| 1. | EFFECT OF BIOCHAR WITH AND WITHOUT PHOSPHORUS FERTILIZERS ON PHOSPHORUS FRACTIONS, WHEAT YIELD AND MICROBAL BIOMASS CARBON IN ALKALINE SOIL | |
| Pages 225-239 | ||
| E. Mahmoud; M. Ibrahim; Lamyaa A. Abd El-Rahman; Asmaa Khader | ||
| 2. | IMPACT OF ADDED ORGANIC SOURCES AND ACTIVATORS OF POTASSIUM ON SOME SOIL PROPERTIES AND YIELD OF CROP GROWN IN SANDY SOIL | |
| Pages 241-256 | ||
| M. S. Mahrous | ||