Value chain analysis of beef cattle production in different cattle feeding systems in Bac Kan Province Thi Huong Tra Hoang,Philippe Lebailly,Cuong Vu Chi,Brigitte Duquesnemag(2010)引用 23|浏览3暂无评分关键词value chainAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要