It was written: >Three classes of 9th graders are growing peppers in three different >soils: 1) dirt with no compost, 2) dirt 80% / compost 20%, and 3) dirt >60% / compost 40%... I think that the "dirt" was actually soil. Perhaps three different "media" would be better. Sorry to be so pedantic. Hope I haven't upset anyone. Dave Williams ProfDHW at aol.com