Straw return increases crop grain yields and K-use efficiency under a maize-rice cropping system
Han Yuling, Ma Wei, Zhou Baoyuan, Salah Akram, Geng Mingjian, Cao Cougui, Zhan Ming, Zhao Ming
The Crop Journal . 2021, (1): 168 -180 .  DOI: 10.1016/j.cj.2020.04.003

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