Sampling water at Walnut Creek Watershed

Sampling water at Walnut Creek Watershed

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Credit: USDA/SCIENCE PHOTO LIBRARY

Caption: Technician Jeff Nichols collects a water sample from the Walnut Creek Watershed in Ames, Iowa. Samples are collected weekly form this area and surrounding watersheds to study the effects farming practices have on water quality.

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Keywords: agricultural research, agricultural study, agriculture research, environment, environmental, iowa, research, researcher, researchers, sample collection, technician, technicians, water, water pollution, water quality research, water sample, water samples, water sampling, watershed, watersheds

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