NOSB Review Documents
- 1995 NOSB review for addition to §205.601 for use as a plant or soil amendment
- 1995 Technical Advisory Panel (pdf)
- November 1995 NOSB Recommendation (pdf) (page 19)
- 2011 Technical Report (pdf)
Rulemaking
- Added to the National List, §205.601(j), effective April 21, 2001 (65 FR 80548, 66 FR 15619)