Supercourse Lecture
Protecting our soil with perennials: national acreage goals
Topic: agriculture
Author: Wes Jackson
Keywords: agriculture, soil
Versions:
In English: View lecture- Original: http://www.pitt.edu/~super4/36011-37001/36221.ppt
- Original type: PPT
- Submitted on: 01/01/2009
- Last updated on: 01/01/2009
- Lecture number: lec36221