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The Dynamic Process of the Soil Water under Six Forest Types beside Songhua River
Abstract:
The soil saturated water content, soil water permeability and the soil water content dynamic process under six forest types (Pinus koraiensis plantation, Fraxinus mandshurica-Populus davidiana forest, Fraxinus mandshurica- Larix olgensis forest, Tilia mandshurica forest Quercus monglica forest and Juglans mandshurica forest) beside Songhua River were measured in the sample forests and experiment room during May to September 2006. The soil saturated water contents under six forest types were from 2693.50 t/hm2 to 3184.31 t/hm2, the biggest value occurred under Fraxinus mandshurica-Populus davidiana forest, and the smallest value occurred under Quercus monglica forest. The initial permeability coefficient and stable permeability coefficient of the various soil layers under six forest types were bigger than that of bare land, and the biggest value occurred under Tilia mandshurica forest. The soil water content under six forest types had the same change tendency during growth season that was, high-low-high-low in May-June-July and August-September. The results would provide the theories basis for the forest management beside Songhua River.
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2148-2151
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May 2012
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© 2012 Trans Tech Publications Ltd. All Rights Reserved
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