The Status of Ammonia (NH 3) Emissions and Achievements of Emissions Reduction Technology in Farmland Ecosystems
YANG Wenzhu, JIAO Yan, JIA Yongqin
Journal of Resources and Ecology . 2017, (3): 296 -303 .  DOI: 10.5814/j.issn.1674-764x.2017.03.010