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Start Over You searched for: Author GALLEGOS-GRAVES, LV Remove constraint Author: GALLEGOS-GRAVES, LV Category Environmental monitoring and surveillance Remove constraint Category: Environmental monitoring and surveillance Publication Year 2012 Remove constraint Publication Year: 2012

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1. Increased temperature and altered summer precipitation have differential effects on biological soil crusts in a dryland ecosystem

2. Long term elevated atmospheric carbon dioxide and tropospheric ozone affect soil bacterial and fungal community structure in an aspen plantation