| 1. | Using Composite Material in Transportation Pipes of Wheat in Silos | |
| Pages 1-10 | ||
| Maryam Yousif Ghadhban | ||
| 2. | Agrestal and Ruderal Weeds of some Crops in Abha, Saudi Arabia | |
| Pages 15-20 | ||
| Mahmoud F. M. Moustafa; Alwadi H. M. | ||
| 3. | Phosphorus Status in Soils of Great Groups in Qena Governorate | |
| Pages 21-32 | ||
| Ragheb H. A.; Attia K. K.; Ali Abd El-Galil; Bakr A. A. | ||
| 4. | Hydraulic Performance of Mandali Dam Spillway in Iraq | |
| Pages 35-48 | ||
| Riadh Z. Al-Zubaidi; Rasul M. Khalaf; Sadiq Salman | ||
| 5. | Methane Production From Animal by-Products and Wastes | |
| Pages 51-55 | ||
| Daoud Ahmed; Intisar Y. Turki | ||
| 6. | Significance of Leaf Surface of Urban Trees to Monitor Airborne Particle Pollutants Nearby Superphosphate Fertilizer Plant | |
| Pages 57-67 | ||
| Ahmed A. El-Khatib; Abdel-Raheem A. El-Shanawany; El-Sayed M. El-Amery, | ||