Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1672-6251|volume|12|25-27

ISSN： 1672-6251

Source： 农业网络信息, Vol.volume, Iss.12, 2016-01, pp. : 25-27

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