Response of Enzyme Activity of Soil to Urea Application Rate in a Cotton Field Trial
Li Pengcheng, Dong Helin, Liu Jingran, Liu Aizhong, Sun Miao, Li Ruyi, Li Yabing, Zhang Siping, Zhao Xinhua, Mao Shuchun
Cotton Science . 2015, (6): 542 -549 .  DOI: 10.11963/issn.1002-7807.201506006