Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1002-4433|volume|5|41-47

ISSN： 1002-4433

Source： 世界农业, Vol.volume, Iss.5, 2016-01, pp. : 41-47

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