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Soil Conservation: An Elementary Discussion For Use In Grade School, Ralph E. Hansen
Soil Conservation: An Elementary Discussion For Use In Grade School, Ralph E. Hansen
SDSU Extension Circulars
Problem: Soil erosion and water losses in various places in South Dakota have become a serious handicap in growing crops and producing livestock. Dust storms and swollen streams have represented a great loss of water and soil in this state during the past few years. Although South Dakota is a comparatively new state in agriculture, much of its land already is rapidly losing its productivity, and many acres of land have been injured by erosion. This condition creates a problem that faces the boys and girls, as well as their elders, in this state today. The problem is to save …