available soil water

基本解釋

The result showed that the available soil water quantity varied and was affected by precipitation apparently during a year.
結(jié)果表明，①土壤有效水量年內(nèi)變化明顯，受降水影響顯著；
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At last, A drought index model was developed by considering the water requirement of winter wheat and the available soil water content.
最后，根據(jù)冬小麥的需水規(guī)律和土壤有效水含量構(gòu)造干旱指數(shù)模型。
In the arid and semiarid region, plant decreases the depth of rainfall-moistened layer in soil. The available soil water distributes to shallow layer.
在干旱半干旱地區(qū) ，植被影響著降水在土層中的分布及地表的蒸散條件，使土壤有效水向淺層分配。