by Axel Langvad Andersen, Betty B. Peterkin, Charles Edwin Burkhead, Gerald J. King, Joseph Henry Stoeckeler, Walter H. Wischmeier, Dwight David Smith, Paul E Slabaugh, Robert Harold Miller
Guide for Selection of Practices for Soil and Water Conservation
by Axel Langvad Andersen, Betty B. Peterkin, Charles Edwin Burkhead, Gerald J. King, Joseph Henry Stoeckeler, Walter H. Wischmeier, Dwight David Smith, Paul E Slabaugh, Robert Harold Miller
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