Changes in Bulgarian agriculture after ten years of EU membershipYancheva Svetla,Yancheva Christina,Borisov PetarAgricultural sciences(2018)引用 1|浏览5暂无评分关键词bulgarian agriculture,euAI 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