| 1. | COMPOSTING OF SEWAGE SLUDGE AND DIFFERENT PLANT RESIDUES | |
| Pages 525-539 | ||
| S. S. Mabrouk, | ||
| 2. | IMPROVING WATER USE EFFICIENCY USING DRIP AND SPRINKLER IRRIGATION TO GROW POTATOES AT TWO LOCATIONS IN THE NEW VALLEY. | |
| Pages 541-554 | ||
| M. A. Gameh,; M. M. A. Abdalla,; M. H. Aboul-Nasr | ||
| 3. | USE OF BIOFERTILIZATION AND ORGANIC MANURE TO DECREASE THE ADVERSE ENVIRONMENTAL IMPACTS OF INORGANIC NITROGEN IN AGRO-ECOSYSTEM. | |
| Pages 555-569 | ||
| H. Aز Meshref; Kh. H. El-Hamdi; E. E. Khafagy | ||
| 4. | EFFECT OF SOME NITROGEN AND SULPHUR SOURCES ON PLANT GROWTH AND YIELD OF ONION (ALLIUM CEPA, L.) | |
| Pages 611-626 | ||
| A. Y. Mazrouh,; A. El-B. Ragab | ||
