'Water level control device' diaporamas de présentation

Sand County Foundation

When land does well for its owner, and the owner does well by his land; when both end up better by reason of their partnership, we have conservation. When one or the other grows poorer, we do not. - Aldo Leopold. Sand County Foundation.

344 views • 34 slides

Drainage Management to Improve Water Quality and Enhanced Agricultural Production

Drainage Management to Improve Water Quality and Enhanced Agricultural Production. by. Don Pitts Agricultural Engineer NRCS USDA Champaign, IL. Why is drainage needed?. Due to high water tables, many soils in Illinois need drainage for economical crop production:

177 views • 16 slides

Drainage Water Management

189 views • 12 slides