Growth and fruiting of tomato as influenced by elevated carbon dioxide and ozone.

'Tiny Tim' tomato plants were exposed to five CO treatments (375 (ambient), 450, 525, 600 or 675 μmol mol ) in combination with 0 (0 or 80 nmol mol . Biomass was evaluated following 3,5,7 and 13 wk exposure. Biomass following 13 wk exposure also included weekly harvests of mature tomato fruit beginning week 8.