| Links of Interest | |
| American Society of Agronomy | http://www.agronomy.org |
| Crop Science Society of America | http://www.crops.org |
| National Society of Consulting Soil Scientists | http://www.nscss.org |
| Soil Science Society of America | http://www.soils.org |
| UT Department of Biosystems Engineering & Soil Science | http://bioengr.ag.utk.edu |