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1Academic Journal
المصدر: مجلة ديالى للعلوم الزراعية, Vol 14, Iss 2, Pp 43-51 (2022)
مصطلحات موضوعية: direct and indirect energy, energy ratio, renewable and non-renewable energy, rain fed sunflower., non-renewable energy, Agriculture (General), S1-972, Forestry, SD1-669.5, Dairying, SF221-250, Dairy processing. Dairy products, SF250.5-275, Veterinary medicine, SF600-1100, Aquaculture. Fisheries. Angling, SH1-691, General Works
وصف الملف: electronic resource