Effect of different nitrogen application measures on soil enzyme activities and nitrogen turnover in winter wheat cropland
GONG Shanshan,LIU Xiaojing,ZHANG Zhiyong,MA Xinming,KONG Yuhua
Ecology and Environmental Sciences . 2020, (11): 2215 -2222 .  DOI: 10.16258/j.cnki.1674-5906.2020.011.009

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