The ATPase activity at the plasmolemma of the sieve cells of the branches of the upper part is higher than that of the basal part.
灌浆前期，稻穗上部枝梗筛管细胞质膜上的ATP酶活性比下部强；
2
It is discussed that the change in plasmolemma plays a role in the mechanism of chilling injury and cold resistance of plants, and the results obtained may be used as an i…