Data sets of isotopes of soil in Minqin oasis

From April to October 2019, representative farmland was selected to monitor soil water isotope data in Minqin Oasis.The samples were collected once every 7 days. In case of rainfall, the samples should be collected continuously for 3 days, and the samples should be collected intensively before and after irrigation, once before irrigation, and continuously for 5 days after irrigation. In addition, the soil with or without plastic film cover was sampled monthly during the observation period.自2019年4月至10月，选取具有代表性的农田，对民勤绿洲的土壤水分同位素数据进行了监测。样品每7天采集一次。遇降雨时，样品应连续采集3天，并在灌溉前后进行密集采集，灌溉前采集一次，灌溉后连续采集5天。此外，在观测期间，每月对覆盖或不覆盖塑料薄膜的土壤进行采样。