干旱半干旱地区城市园林绿化中的树种选择_731苗木网 关键词：干旱半干旱地区；城市园林绿化；树种选择 [gap=1241]Key words: arid and semi-arid region; Urban landscape; Tree species selection
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arid and semi arid region 干旱和半干旱地区
New sea 21 can save water, can use limited irrigation water, so it has advantage of power in arid and semi-arid region.
新海21是节水型品种，能够较充分的利用有限的灌溉水，在干旱半干旱地区具有强大的优势。
Soil heat flux plays an important role in energy flux exchange between land and atmosphere, especially in arid and semi-arid region.
土壤热通量在地表能量交换中扮演着重要角色，干旱半干旱区土壤热通量更加重要。
The natural precipitation of arid and semi-arid region of China is very few and uneven distributed in time and space with stochastic property.
我国干旱半干旱地区，天然降水量少且时程及地域相差大，并有很大的随机性。
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