×
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
Regional Difference and Spatial-termporal Differentiation of Rice Production Efficiency in China —— An Empirical Analysis Based on Main Rice Production Areas
WANG Heng1, GAO Ming2*
Journal of Agricultural Science and Technology . 2020, (
2
): 1 -11 . DOI: 10.13304/j.nykjdb.2018.0636