• Droughtpractice sharply decreased critical saturation deficiency and plant humidity needed (PHN) which made the plant water content improved under the condition of the same soil moisture.

    干旱锻炼能明显降低临界饱和植株需水度使植株含水量相同土壤水分条件得到改善

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  • Methods Based on soil radon diffusive theory, a model including the influences of soil radium content, emanation coefficient, soil porosity and moisture saturation on radon exhalation was established.

    方法通过土壤扩散理论分析,建立土壤氡析出率数学模型,该模型考虑了土壤的含量射气系数孔隙含水饱和度等因素对氡析出率的影响。

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  • Methods Based on soil radon diffusive theory, a model including the influences of soil radium content, emanation coefficient, soil porosity and moisture saturation on radon exhalation was established.

    方法通过土壤扩散理论分析,建立土壤氡析出率数学模型,该模型考虑了土壤的含量射气系数孔隙含水饱和度等因素对氡析出率的影响。

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