| Authors: |
Ma JL; College of Agriculture, Ningxia University, Yinchuan 750021, China., Ma K; College of Ecology and Environment, Ningxia University, Yinchuan 750021, China., Xie TN; Research Institute of Science and Technology, Ningxia University, Yinchuan 750021, China., Li H; Agricultural Environmental Protection Monitoring Station of Ningxia Hui Autonomous Region, Yinchuan 750002, China., Yue X; Agricultural Environmental Protection Monitoring Station of Ningxia Hui Autonomous Region, Yinchuan 750002, China., Ji L; College of Agriculture, Ningxia University, Yinchuan 750021, China., Han LP; College of Agriculture, Ningxia University, Yinchuan 750021, China., Qi YJ; College of Agriculture, Ningxia University, Yinchuan 750021, China., Jia B; College of Agriculture, Ningxia University, Yinchuan 750021, China. |