فهرس المقالات Wheat yields حرية الوصول المقاله صفحة الملخص نص كامل 1 - Wheat yield prediction modeling by soil properties: a case study in North-west of Iran Afshin Morovvat Mostafa Emadi Mosa Shojae Ahmad Pakpour Leila Gholami Javad Haji Aghasi Ehsan Kamali