1College of Resources and Environment, Northwest A and F University, Yangling, Shaanxi 712100, China.
2Institute of Water Saving Agriculture in Arid Regions of China, Northwest A and F University, Yangling, Shaanxi 712100, China.
3National Engineering Research Center for Water Saving Irrigation at Yangling, Yangling, Shaanxi 712100, China.
4College of Water Resources and Architectural Engineering, Northwest A&F University, Yangling, Shaanxi 712100, China.
Email: [email protected], [email protected]