Nitrogen loss in surface runoff from hulun buir steppe in different grazing systems
FAN Cairui,ZHANG Chengfu,SHI Xiaohong,SUN Biao
Ecology and Environmental Sciences . 2020, (5): 951 -960 .  DOI: 10.16258/j.cnki.1674-5906.2020.05.011

Copyright © 2021 Editorial Office of ACTA PETROLEI SINICA

Address:No. 6 Liupukang Street, Xicheng District, Beijing, P.R.China, 510650

Tel: 86-010-62067128, 86-010-62067137, 86-010-62067139

Fax: 86-10-62067130

Email: syxb@cnpc.com.cn

Support byBeijing Magtech Co.ltd, E-mail:support@magtech.com.cn