河北省不同利用方式农田土壤氮磷环境风险分析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1005-9121|volume|7|96-100

ISSN: 1005-9121

Source: 中国农业资源与区划, Vol.volume, Iss.7, 2016-01, pp. : 96-100

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