Fig. 6From: How exposure to ALS-inhibiting gametocide tribenuron-methyl induces male sterility in rapeseedEffect of TBM on in vivo ALS activity, photosynthetic rate, the contents of leaf chlorophyll, soluble sugar, and pyruvate, and ethylene release rate in the flower buds 0, 2, and 4 days after treatment (DAT). Error bars represent the standard deviation. Note: the symbols * and ** indicate significant differences at 95 and 99% confidence levels by Student’s t-test, and the letters a, b, c indicate significant differences at 95%Back to article page