东北玉米播种面积变化与相关成本效益比较研究:基于替代种植视角
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1000-0275|37|3|489-495
ISSN: 1000-0275
Source: 农业现代化研究, Vol.37, Iss.3, 2016-01, pp. : 489-495
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract