生态经济区对农业生产效率的影响:由黄河三角洲引申

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1003-7543|volume|2|137-145

ISSN: 1003-7543

Source: 改革, Vol.volume, Iss.2, 2017-01, pp. : 137-145

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next

Abstract