Distribution characteristics and succession regulation of the forests in alpine and canyon region of western Sichuan Province, P. R. China

Since 1950, 700 plots were established in the alpine and canyon region of western Sichuan. The distribution characteristics and the relationships between forest succession and environmental gradients were studied. The results showed that the main tree species werePicea andAbies in this region, and there were more than 90 forest types.Abies forests mainly… (More)