highly significantp < 0.001
Results show a highly significant difference between Zhe-Maidong and Chuan-Maidong and Zhe-Maidong and Chuan-Maidong with paclobutrazol (both p < 0.001) and a significant difference between Chuan-Maidong and Chuan-Maidong with paclobutrazol ( p = 0.041).