عناصر مشابهة

• soil management for rice cuitivation in salt affected soills of sharkia governorate
  بواسطة: Metwally, Shawki Mohamed منشور: (1987)
• Tillage practices, frequency of nitrogen fertillizer application and crop rotation as they affect soil moisture storage and yields
  بواسطة: Al Turshan, Mohammed Abd Elfattah منشور: (1991)
• Ammonia volatilization from urba - 15N applied to tow calcareous soils
  بواسطة: Al Hendi, Abd Allah A. منشور: (1986)
• Effect Of The Reclamation Process On Some Nutrients Status In Sharkia Soils
  بواسطة: Kotb, Mohamed Tharwat Abd Alrahman منشور: (1989)
• Effect of soil and water management practices on some crops in sandy soils
  بواسطة: El Mancy, Mohamed Habib Ahmed منشور: (1987)