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雁北地区盐碱地综合治理初步分析雁北行署排灌工程指挥部付承本、郑明东雁北地区盐碱地主要分布在大同盆地,总面积300余万亩,约占全省盐碱地的一半.其特点是旱、涝、板、碱、瘦.本文介绍了因地制宜建立排灌体系改良利用盐碱地的基本经验.主要包括深排与浅排相结合、深排与浅井相结合、浅密排与浅井相结合等排灌体系.在排灌基础上,结合种植绿肥作物,培肥改良土壤,化学剂改良,平整土地,精耕细作,改进耕作制度等综合治理经验.
The preliminary analysis of comprehensive management of saline-alkali land in Yanbei area Fu Cheng Ben and Zheng Ming-Dong Yanbei area is mainly distributed in the Datong Basin with a total area of more than 300 million mu, accounting for about half of the province’s saline-alkali land .It features drought, Waterlogging, plate, alkali and lean.This paper introduces the basic experience of establishing irrigation and drainage system to improve the utilization of saline-alkali soil according to local conditions, including the combination of deep and shallow drainage, the combination of deep well and shallow well, the shallow drainage and shallow well. On the basis of irrigation and drainage, combined with planting green manure crops, fertilizers to improve the soil, chemical agents to improve the formation of land, intensive farming, improved farming system and other comprehensive management experience.