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Management and land use change effects on soil carbon in northern China's grasslands: a synthesis 期刊论文
AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 2011, 卷号: 142, 期号: 3-4, 页码: 329-340
作者:  Wang, Shiping;  Wilkes, Andreas;  Zhang, Zhicai;  Chang, Xiaofeng;  Lang, Rong;  Wang, Yanfen;  Niu, Haishan
Adobe PDF(908Kb)  |  收藏  |  浏览/下载:415/111  |  提交时间:2012/04/10
Carbon Sequestration  Grasslands  Land Use Change  Grazing  Cultivation  Pasture  
Structures and Bioactivities of Triterpenoids from Euphorbia 期刊论文
PROGRESS IN CHEMISTRY, 2010, 卷号: 22, 期号: 5, 页码: 877-887
作者:  Zhang Benyin;  Wang Huan;  Shen Jianwei;  Yang Xiaoyan;  Luo Xiaodong;  Zhang Xiaofeng
Adobe PDF(489Kb)  |  收藏  |  浏览/下载:277/102  |  提交时间:2012/03/21
Euphorbia  Triterpenoids  Bioactivities  
A new proaporphine alkaloid from Meconopsis horridula 期刊论文
FITOTERAPIA, 2009, 卷号: 80, 期号: 4, 页码: 252-254
作者:  Wu, Haifeng;  Ding, Lisheng;  Shen, Jianwei;  Zhu, Huajie;  Zhang, Xiaofeng
浏览  |  Adobe PDF(200Kb)  |  收藏  |  浏览/下载:202/58  |  提交时间:2015/08/17
Meconopsis Horridula  Papaveraceae  Proaporphine  8  9-dihydroprooxocryptochine