×
模态框(Modal)标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框(Modal)标题
在这里添加一些文本
Close
Toggle navigation
Home
About Journal
Editorial Board
Council
Call for Papers
Subscription
Advertisement
Contact Us
中文
Poverty and Crop Diversity: An Empirical Analysis of Agricultural Production in Remote Areas of Northern China
CUI Yong-wei1, DU Cong-hui2
. 2012, (
2
): 101 -108 . DOI: 10.3969/j.issn.1008-0864.2012.02.16