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عناصر مشابهة

• Effect of cultivar and source of potato seed on productivity and quality under Jordan valley conditions
  بواسطة: Abu Raddaha, Mohammed Ramadan Issa منشور: (1995)
• Studies On Yield Potentiality In Wheat
  بواسطة: Bassiouny, Abd Alrahman Hashem Mohamed منشور: (1985)
• Crop rotations and cultural practices effects on moisture conservation, harvesting and yield of wheat, lentil and chickpea in the rainfed areas of Jordan
  بواسطة: Qusous, Akef Abed منشور: (1989)
• The Effect of Management on Technical Inefficiency Among Wheat Producers in the Alqassim Region in Saudi Arabia: A Stochastic Production Frontier Analysis
  بواسطة: Alzoom, Abdulaziz A. منشور: (1995)
• Effect Of Seed Rate And Nitrogen Application On Wheat Yield
  بواسطة: Gabr, Al Said Mohammed Awad منشور: (1988)