| 皇甫川流域不同水土治理方式下土壤钾含量的变化 |
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| 引用本文： | 刘生涛. 皇甫川流域不同水土治理方式下土壤钾含量的变化[J]. 内蒙古环境科学, 2011, 0(8): 70-73 |
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| 作者姓名： | 刘生涛 |
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| 作者单位： | 鄂尔多斯市环境监测站; |
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| 摘 要： | 本文采用NaOH熔融法，原子吸收分光光度法和NH4OAc浸提，原子吸收分光光度法，分别测定了皇甫川流域五分地沟试验区不同植被治理措施下土壤的全K和速效K含量，对测定结果的分析表明：①不同治理措施下，土壤中全K含量的大小次序是：人工草地〉农田〉人工灌木〉退化草地〉次生草地〉人工林地〉百里香草原，土壤中速效K含量的大小次序是：人工林地〉百里香草原〉人工灌木〉退化草地〉农田〉次生草地〉人工草地。②不同治理方式对土壤钾含量提高的差异明显，灌草类植被对土壤钾的提高效果较好，杨树林对土壤钾的恢复效果稍差。
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| 关 键 词： | 皇甫川流域 不同水土治理方式 土壤中的全钾 土壤中的速效钾 |
The Change of Kalium Content in Soil Applying Different Vegetation Treading Measurements in Huangfuchuan Watershed |
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| Liu Shengtao. The Change of Kalium Content in Soil Applying Different Vegetation Treading Measurements in Huangfuchuan Watershed[J]. Inner Mongolia Environmental Protection, 2011, 0(8): 70-73 |
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| Authors: | Liu Shengtao |
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| Affiliation: | Liu Shengtao(Ordos Enviromental Monitoring Station,Inner Mongolia 017000) |
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| Abstract: | In this paper,melt method AAS and extraction method AAS were used to measure soil total kalium and soil available kalium and applying different Vegetation treading measurements in Huangfuchuan watershed wufendigou Cathment.Experimental analysis shows that the oder of total kalium in soil is artificial grassland >farmland>artificial shrubs>degraded grassland>Secondary grassland >artificial forest>Thymas serpyllum community and the order of soil available kalium is artificial forest>Thymus serpyllum community... |
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| Keywords: | Huangfuchuan Watershed vegetation treating measurment soil available kalium total kalium |
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