河南省范县沿黄6乡有27万亩耕地,以黄河大堤为界分属滩区和背河洼地。其中11万亩滩区耕地,因受汛期黄河水漫滩影响,每年都遭洪涝灾害,垦植指数仅49.8%。原以种小麦为主,每年一水一麦,耕作粗放,产量低而不稳。16万亩背河洼耕地,由于历年复堤挖土等原因,地势低于滩区2～4m,黄河水居高 Fan County, Henan Province, 6 townships have 27 acres of arable land, the Yellow River embankment is divided into the beach area and the backwater depressions. Among them, 110,000 mu of cultivated land in the beach area is affected by the flooding of the Yellow River in the flood season, causing floods and floods every year. The cultivation index is only 49.8%. The original kind of wheat-based, annual water and wheat, extensive farming, low yield and instability. Due to reasons such as the reclamation of dike in the past years, the terrain is lower than 2 ~ 4m in the beach area and the water in the Yellow River is high