"There Were Many Indians in the Story": Hidden History in Hemingway's "Big Two-Hearted River." The essay considers the importance of hidden history in "Big Two-Hearted River" and what Hemingway may have had in mind in creating a landscape that is whi... Melling,Philip,(AUTHOR) - 《Hem...
植物饲料中适量的单宁含量对反刍动物养分利用有其积极作用。本文从分析单宁的理化性质入手,详细综述了植物饲料中单宁的营养作用机制、抗营养作用、去除措施以及研究展... 黎智峰,高腾云,周传社 - 《家畜生态学报》 被引量: 39发表: 2007年 热带木本豆科牧草中营养和抗营养成分对小型反刍动物采食量、消化率和增重的...