عناصر مشابهة

• A NEW APPROACH FOR IMPROVING SOIL AND WATER QUALITY
  بواسطة: MAHMOUD ALY MAHMOUD LAMHY منشور: (2010)
• EFFECT OF SOME ORGANIC RESIDUES ON THE PRODUCTIVITY OF SANDY SOILS
  بواسطة: ALI HASSAN ALI EL HEDINY منشور: (2006)
• Influence of various organic amendments on some soil microorganisms and their effects on volkameriana rootstock
  بواسطة: Walaa Hassan Ismail Ibrahem منشور: (2010)
• Effect of soil amendments and chemical fertilization on growth and chemical composition of tecoma capensis lindl plants
  بواسطة: Elshaimaa Ali Abdelaziz منشور: (2012)
• Technology of Soil Amendments Application
  بواسطة: Khalaf, Mahmoud Abo Almaaty Ibrahim منشور: (1991)