Tegegn, N. D. (2006). Genetic Diversity and Characterization of Indigenous Rhizobium Leguminosarum Biovar Viciae Isolates of Cool-Season Food Legumes Grown in the Highlands of Ethiopia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Tegegn, Negash Demissie. Genetic Diversity and Characterization of Indigenous Rhizobium Leguminosarum Biovar Viciae Isolates of Cool-Season Food Legumes Grown in the Highlands of Ethiopia. 2006.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Tegegn, Negash Demissie. Genetic Diversity and Characterization of Indigenous Rhizobium Leguminosarum Biovar Viciae Isolates of Cool-Season Food Legumes Grown in the Highlands of Ethiopia. 2006.
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