usdagov 20613980171 20150723-NRCS-LSC-0025

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Photo credit: © Nature and Science / Alamy / Afripics
License: Licensed
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Keywords: .., agriculture, aquaduct, blue, ca, canal, chain, conservation, department, flying, great, heron, irrigation, lock, merced, natural, nature, nrcs, resources, science, service, usda, valve, waterway