王继和, 杨自辉, 胡明贵, 刘虎俊, 纪永福. 干旱区盐渍化土地综合治理技术研究[J]. 中国生态农业学报(中英文), 2001, 9(1): 64-66.
引用本文: 王继和, 杨自辉, 胡明贵, 刘虎俊, 纪永福. 干旱区盐渍化土地综合治理技术研究[J]. 中国生态农业学报(中英文), 2001, 9(1): 64-66.
WANG Ji-He, YANG Zi-Hui, HU Ming-Gui, LIU Hu-Jun, JI Yong-Fu. Research of the comprehensive technologies on transformation and utilization of saline land in arid areas[J]. Chinese Journal of Eco-Agriculture, 2001, 9(1): 64-66.
Citation: WANG Ji-He, YANG Zi-Hui, HU Ming-Gui, LIU Hu-Jun, JI Yong-Fu. Research of the comprehensive technologies on transformation and utilization of saline land in arid areas[J]. Chinese Journal of Eco-Agriculture, 2001, 9(1): 64-66.

干旱区盐渍化土地综合治理技术研究

Research of the comprehensive technologies on transformation and utilization of saline land in arid areas

  • 摘要: 干旱区盐渍化土地是我国重要的后备土地资源。研究了在开挖排水沟使地下水位降至临界水位以下的同时,对盐渍化土地进行农、林、牧相结合的改良措施,提出了盐渍化土地综合治理技术一是挖排水沟及造林,控制地下水位低于临界水位;二是选育耐盐良种作物,改良盐碱地;三是发展畜牧业,培肥地力。并应用于甘肃省临泽县小泉子盐渍化土地改良,使土壤含盐量下降,土壤有机质和养分增加,土地利用效率提高,经济效益显著。

     

    Abstract: The saline land is a kind of important reserved cultivable land resource in China. In this process of the study, when digging gutter to reduce underground water level to the level less than critical level, we have used the comprehensive measures of farming, forestry and animal husbandry and have built a systematization pattern for transformation and utilization of saline land in arid areas. A set of controlling techniques for saline land was put forward, it includes digging gutter and afforestation to control underground water level lower than critical level,selecting salt tolerant crops to improve alkaline soil, and developing animal busbandry to build up fertilizer.Then we practised it on the saline land in Xiaoquanzi of Linze County. As was expected, the salinity in the soil decreased and the organic matter in the soil increased. As a result, the land productivity was improved highly and there was a notable economic benefit.

     

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