Soil conservation / Hugh Hammond Bennett.

By: Series: McGraw-Hill series in geographyPublication details: New York ; London : McGraw-Hill book company, inc., 1939.Edition: 1st edDescription: xvii, 993 p. : ill. ; 24 cmSubject(s): DDC classification:
  • 20 631.45 BEN
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Holdings
Item type Current library Call number Copy number Status Date due Barcode
Book Open Access Book Open Access Agriculture and Animal Sciences Library 631.45 BEN 1 (Browse shelf(Opens below)) 1 Available 0028745

CONTENTS

The problem in the U.S
the virgin land
the march of occupation
depletion of natural resources
e.tc

Erosion and civilization
erosion, a phase of agricultural history
the beginning of erosion history
e.tc

Results of erosion
area affected
erosion and farming operations

Processes and types of erosion
normal erosion
soil erosion
interception of rainfall by vegetation

Rates of erosion and runoff
effects of exposure
Diversity of modifying factors
e.tc

Relation of physical and chemical properties of soil to the erosion problem
Climate and soil erosion
Relation of erosion to crop yields
relation of erosion to vegetative changes






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