The main conclusions are as follow:1. During the past nearly 50 years, the increase rate of precipitation and evapotranspiration is 0.557mm/a and 0.132mm/a, so the climate of Dari changed from drought to moist.

 
  • 近50a来达日县降水年增加率为0.;557mm/a;而该县最大可能蒸散发量的年增加率为0
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