Table 2. Variance analysis of the effects of different years of continuous cropping on AM fungal community diversity index among soybean cultivars.

Sample No.	HN37	HN44	HN48
RL2	2.51±0.01a	3.15±0.02bc	3.06±0.02b
RL3	3.53±0.02a	3.53±0.02a	3.55±0.02ab
SL2	3.52±0.03a	3.82±0.03c	3.56±0.03ab
SL3	3.63±0.03a	3.86±0.03c	3.70±0.03ab

Note: Lower-case letters in the same line indicate the significant different level p < 0.05.