. 2022 May 24;13:874582. doi: 10.3389/fmicb.2022.874582

Table 4.

The α-diversity indexes of the bacterial and fungal communities of K. pygmaea along the elevation gradient on the Tibetan Plateau.

Item	Bacterial community				Fungal community
	Shannon		Chao 1		Shannon		Chao 1
Altitudes	Fresh	Silage	Fresh	Silage	Fresh	Silage	Fresh	Silage
2,500	2.75	2.89^a	416^b	223^ab	3.36^a	2.74	228^bc	359^ab
3,000	2.81	2.59^a	482^ab	262^a	3.64^a	1.45	460^a	393^ab
4,000	3.19	2.34^ab	659^a	245^a	2.44^ab	3.46	332^ab	444^a
4,500	3.56	2.33^ab	561^ab	199^ab	2.89^ab	2.01	130^c	323^b
5,000	3.33	1.64^b	340^b	157^b	1.20^b	2.58	180^bc	294^b
K. pygmaea
Fresh	3.13^a		492^a		2.71^a		266^b
Silage	2.35^b		217^b		2.45^b		362^a
Altitudes
2,500	2.82		319^bc		3.05		294^bc
3,000	2.70		372^ab		2.55		426^a
4,000	2.77		452^a		2.95		388^ab
4,500	2.94		380^ab		2.45		226^c
5,000	2.49		248^c		1.89		237^c
SEM¹	0.110		31.4		0.193		29.3
Effects and interactions
Elevation gradient	0.206		<0.01		0.168		<0.01
Ensiling	<0.01		<0.01		0.409		<0.01
Elevation gradient × Ensiling	<0.01		0.018		<0.01		0.017

^a−c

Values within the same column with different letters were significantly different (p < 0.05).

SEM, standard error of the mean.