Fig. 12. Specific disulfide reductase (RED) activity, strength, extensibility, and dough-resistance time (DRT) for the parental lines Diamant (Dm) and Novosibirskaya 67 (N67) and each of the group 1 and 6 and the 1A 6D double chromosome addition lines in relation to the Diamant parental line (* = P > 0.05).