High efficiency of waterapplication may result in energy savings and help avoid erosion and leaching nitrates from the soil.
高效用水可以节省能源，并有助于，防止土壤侵蚀和硝酸盐的淋失。
2
The experimental result shows that application of conservation tillage in North China Plain is benefit to saving water, enhancing water use efficiency and increase crop yield.
试验结果表明，我国华北地区实施保护性耕作有利于节约用水，提高水分利用效率，增加作物产量。
3
The application of intelligent water-meter not only improves work efficiency of the department supplying water but also creates a condition for using water frugally and rationally.