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dry valley |
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dry valley [¦drī ′val·ē] (geology) A valley, usually in a chalk or karst type of topography, that has no permanent water course along the valley floor. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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But take that same plant and put it in our dry Valley and it will suddenly experience rapid loss of water through its leaves, and at a rate faster than it can replenish it by pulling up water from the soil. Down on the floor of the dry valley, a different sort of hidden ecosystem thrives. Other plants well-suited to acid soil and our hot and dry Valley climate are junipers and arborvitae. |
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