一、以暴雨径流为观测核心的群众性水利观测研究工作开展情况解放以来,河南省人民在党的领导下,驯服了主要河流的洪水灾害。也兴修了一些大型工程,起到了减灾兴利的重大作用。但是,由于几千年来的反动统治,使山区林木遭到破坏,水土严重流失,平原水利不修,没有保水排水能力,虽然解放后国家兴办了不少水利工程,但广大地面上仍然免不了内涝积水,或是干旱灾歉,时常先旱后涝或涝了又旱,成为农业丰 I. Since the liberation of mass water conservancy observational research focusing on the observation of storm runoff, the people of Henan Province have tamed the floods of the major rivers under the leadership of the party. It also revitalized some large-scale projects and played a significant role in disaster reduction and development. However, since thousands of years of reactionary rule have caused the destruction of trees in mountainous areas, the serious loss of water and soil, the floods in the plain, and the lack of water and drainage capacity, many water conservancy projects have been set up by the post-liberation countries. However, Waterlogging, or drought apologies, often after the first drought or waterlogging drought and drought, agricultural abundance