Long-term application of controlled-release potassium chloride increases maize yield by affecting soil bacterial ecology, enzymatic activity and nutrient supply

Zeli Li, Li-Xue Qiu, Tianjiao Zhang, E Gaoyang, Lili Zhang, Lingli Wang, Liang Wu, Yanfeng Wang, Yunfeng Zhang, Jun Dong, Wenjing Li, Zhiguang Liu, Min Zhang, Wenjing Li, Zhiguang Liu, Min Zhang