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塔里木河流域干旱区棉田土壤呼吸的温度敏感性研究/A Study of Temperature Sensitivity of Soil Respiration in Cotton Field in Arid Regions of the Tarim River Basin[J]
Authors
中国科学院新疆生态与地理研究所荒漠与绿洲生态国家重点实验室,新疆乌鲁木齐,830011
中国科学院新疆生态与地理研究所荒漠与绿洲生态国家重点实验室,新疆乌鲁木齐830011/中国科学院研究生院,北京100049
赵志敏
赵成义
Publication date
1 January 2012
Publisher
Abstract
利用阿克苏绿洲农田试验站连续测定的棉田土壤呼吸值及同步测定的土壤温度与湿度数据,构建通用的土壤呼吸温度敏感性模型.结合构建的模型,对5个常用的土壤呼吸温度模型所模拟的研究区的土壤呼吸变化的温度敏感性进行评析.结果表明:Arrhenius模型能较好的预测研究区的土壤呼吸温度敏感性的变化;研究区土壤呼吸温度敏感性随温度的升高呈下降的趋势.两类试验样地土壤呼吸温度敏感性存在明显的差异性,这可能与两类试验样地土壤呼吸组分的差异有关,这是以后需要重点关注的地方
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Institutional Repository of Xinjiang Institute of Ecology and Geography, CAS
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Last time updated on 29/11/2016