The osmotic pressure of the aqueous extracts as also in the sequence of the treatment air-dried plant>clipped plant>whole plant, and increased with increasing concentration and treating time.

• 不同处理方法的水提液渗透压大小也依次为风干、剪碎和整株，并随着处理时间和浓度的增加，水提液渗透压也在增强。