| 复垦盐渍化弃耕地客土改良初探 |
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| 引用本文： | 潘旭东,塔伊尔,贾俊平,张艳菲.复垦盐渍化弃耕地客土改良初探[J].安徽农业科学,2010(25):13754-13755,13779. |
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| 作者姓名： | 潘旭东 塔伊尔 贾俊平 张艳菲 |
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| 作者单位： | 1. 石河子大学农学院,新疆石河子,832003;新疆兵团绿洲生态农业重点实验室,新疆石河子,832003
2. 石河子大学农学院,新疆石河子,832003 |
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| 基金项目： | 国家"十一五"科技支撑项目，石河子大学高层次人才启动项目 |
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| 摘 要： | 目的]比较客土掺沙对复垦盐渍化弃耕地的改良效果。方法]以干旱区绿洲复垦第1年的盐渍化弃耕地为研究对象,采用表层覆沙和耕层翻沙的方法对其进行客土改良,研究不同改良方式土壤颗粒组成、含水量及盐分的变化情况。结果]表层覆沙对盐渍化弃耕地的改良效果不明显,而耕层翻沙则明显改善了土壤结构,具体表现为：耕层0～30cm土壤颗粒组成中粘粒含量减少而砂粒含量增加,土壤盐分含量降低。综合考虑改盐效果及成本,耕层沙-土体积比为1：6～1：3的耕层翻沙处理对复垦盐渍化弃耕地的改良效果最好。结论]该研究确定了复垦盐渍化弃耕地的最佳改良方案。
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| 关 键 词： | 盐渍化弃耕地 客土法 土壤改良 |
Primary Exploration on Alien Soil Improvement of Reclaimed Abandoned Salinated Field |
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| PAN Xu-dong et al.Primary Exploration on Alien Soil Improvement of Reclaimed Abandoned Salinated Field[J].Journal of Anhui Agricultural Sciences,2010(25):13754-13755,13779. |
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| Authors: | PAN Xu-dong |
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| Institution: | PAN Xu-dong et al (College of Agronomy,Shihezi University,Shihezi,Xinjiang 832003) |
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| Abstract: | Objective]The purpose of the study was to compare the improving effects of different improvement methods on reclaimed abandoned salinated field.Method]With 1st-year reclaimed abandoned salinated field in oases of dry area as study object,it was improved with alien soil through surface-covering sand and turning over sand from ploughed layers,and then the variations of particle composition,water content and salinity in soil were studied by using different improvement methods.Result]The improving effect of ... |
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| Keywords: | Abandoned salinated field Alien soil method Soil improvement |
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