Ecological lessons from the Living Field Laboratory / Richard Harwood.

A lecture by Dr. Richard Harwood on the impact of crop rotation and farming practices on soil organic and mineral content in Michigan.

Bibliographic Details
Main Author:	Harwood, Richard, 1937-
Language:	English
Published:	[East Lansing, Mich.] : [Michigan State University], 2001.
Subjects:	Soils > Michigan > Composition. Humification > Michigan. Soil mineralogy > Michigan. Crops and soils > Michigan. Soil management > Michigan. Crop rotation > Michigan.
Physical Description:	1 videocassette : sound, color ; 1/2 in.
Format:	Video VHS

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