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fields, cover crops, hedgerows, windbreaks, riparian buffers, ponds and ditches, natural or undeveloped ...
1 st Column) Please circle what type of Installation Method is being used: 1. Ditching Machine, 2. ...
Year Award for his two-stage ditch design, which has benefits for both agriculture and the environment. ... OARDC scientists. The new design has a small main channel at the bottom of the ditch-- stage one-- and ...