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Image Number K9534-1 At the Jornada Experimental Range in New Mexico, soil scientist Jerry Ritchie and Carole A. Ritchie measure leaf area of mesquite. Such hands-on measurements of vegetation, soil moisture, and reflectance help scientists verify data gathered by remote sensing techniques. Photo by Scott Bauer.  640 pixels wide: (k9534-1.jpg)   Please visit our Image Gallery


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