Table 2.

Alpha diversity indices differences among the sample groups.

Sample Groups	Whole-Tree PD	Chao1, ACE	Simpson	Shannon	Observed Species
RTH-YTH	0.091	0.071	0.244	0.071	0.047 *
RSW-YSW	0.155	0.071	0.047 *	0.071	0.024 *
RTH-RSW	0.053	0.029 *	0.002 *	0.004 *	0.012 *
YTH-YSW	0.031 *	0.029 *	0.492	0.854	0.024 *

* p-values less than 0.05 are indicated with bold characters.