Dry mass data displayed an interaction
between species and media that was not observed
in fresh mass or other parameters, documented in
Table 1. Swiss chard, lettuce and snow pea
showed no significant response to media and
produced the same dry mass as each other.
Chinese cabbage plants however, produced a
significantly greater dry mass in 1:1 Fafard #2:
arcillite than in any of the media tested (P