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Multi-cylinder compensation water-surface evapotranspirometer for monitoring evapotranspiration quantities of e.g. multi-state emergent aquatic plants, has sensor for realizing synchronous observation to water levels in water grooves. 专利
申请日期: 2009-01-01, 公开日期: 2009-07-15
作者:  LIU Y MA T WANG H XU S
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