特别是在山丘区,增加降水入渗是一个非常重要的问题。
Special in the mountain area, raising precipitation infiltration is much important.
结果表明,不同植物类群(禾草类、莎草类)增加降水20%,地上生物量分别比对照提高103。
The results indicated that in the grass group and sedge group, the above ground biomass in the plots, where the precipitation increased by 20%, was 103.
美国西南部半干旱地区的湖泊水位在上一个冰河时代似乎比现在更高,这一事实曾一度归因于降水增加。
The fact that lake levels in the semiarid southwestern United States appear to have been higher during the last ice age than they are now was at one time attributed to increased precipitation.
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