Historical agriculture and soil erosion in the upper Mississippi Valley hill country

• Main Author: Trimble, Stanley Wayne
• Format: eBook
• Language: English
• Published: Boca Raton : CRC Press, 2013.
• Subjects: elektronické knihy; electronic books; Soil erosion > Driftless Area > History > 19th century.; Soil erosion > Driftless Area > History > 20th century.; Agriculture > Environmental aspects > Driftless Area > History > 19th century.; Agriculture > Environmental aspects > Driftless Area > History > 20th century.
• ISBN: 9781466555754
• Physical Description: xlviii, 242 p. : ill., maps.

Table of Contents:

• ch. 1. The physical region and primeval landscape
• ch. 2. European settlement and changes of land use
• ch. 3. The systematic effects of historical agriculture on the physical landscape
• ch. 4. Upland gully erosion and its effects
• ch. 5. The tributaries : zone of early, complex changes of process and form
• ch. 6. The upper main valleys : zone of later complex changes of process and form
• ch. 7. The lower main valleys : zone of perennial sedimentation
• ch. 8. The great flood of August 2007 and its implications.