碱性低矿化地下水灌溉对土壤碱化的影响
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THE EFFECT OF ALKALINE GROUND WATER WITH LOW SALINITY ON SOIL ALKALIZATION
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    摘要:

    黄淮海平原是我国最大的冲积平原,也是重要的农业产区.过去由于受旱、涝、盐碱等自然灾害的影响,长期以来农作物产量低而不稳.自六十年代中期以来,采用井灌井排等措施综合治理黄淮海平原,已取得了显著的成效.

    Abstract:

    The present paper deals with soil secondary alkalization due to irrigation with alkaline groundwater of low salinity.It was showed by modelling experiment of soil column in laboratory that the accumutation of soda,pH and ESP of soil increased due to irrigation of the soil with alkaline groundwater of low salinity.The degree of soil alkalization depended on the content of residual sodium carbonate in alkaline groundwater of low salinity and the time of irrigation.henerally speaking,the higher content of residual sodium carbonate in groundwater,the more soil alkalization is.At the same time,the thickness of soil alkalized horizon was increased with the increase of irrigation time.

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孟昭甫,俞仁培,王遵亲.碱性低矿化地下水灌溉对土壤碱化的影响[J].土壤学报,1984,21(1):79-86. Meng Zhaofu, Yu Renpei, Wang Zunqin. THE EFFECT OF ALKALINE GROUND WATER WITH LOW SALINITY ON SOIL ALKALIZATION[J]. Acta Pedologica Sinica,1984,21(1):79-86.

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  • 在线发布日期: 2013-02-25
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