Fig.3. Seasonal variation in leaf water in the seedling, sapling and tree (young, mature,
and old stages) of A. nepalensis tree in central Himalaya.
(ΨPD) and (ΨMD) refer to pre-dawn and
mid-day water potential. Asterisks indicate significant seasonal
differences within the same tree age based on independent sample
t-test.; ns = not significant, *p < 0.05,
**p < 0.01, ***p < 0.001.