AMB Express

Table 2 Pearson correlation of soil chemical properties and α-diversity indexes

From: High-yield grass Pennisetum sinese Roxb plantation and organic manure alter bacterial and fungal communities structure in an ecological agriculture farm

Item	pH	SOM	TN	SWC	NO₃⁻-N	NH₄⁺-N
Bacteria
Simpson	− 0.611	0.576	0.816**	0.480	− 0.156	0.589
Shannon	− 0.730*	0.573	0.898**	0.315	− 0.301	0.556
ACE	− 0.005	0.952**	0.708*	0.847**	0.277	0.968**
Chao1	− 0.094	0.977**	0.856**	0.770*	0.055	0.962**
Fungi
Simpson	0.628	− 0.134	− 0.680*	0.289	0.749*	− 0.049
Shannon	0.622	− 0.253	− 0.737	0.127	0.798**	− 0.125
ACE	− 0.321	0.062	0.496	− 0.340	− 0.392	− 0.111
Chao1	− 0.304	0.033	0.462	− 0.376	− 0.394	− 0.144

*Correlation is significant at the 0.05 level
**Correlation is significant at the 0.01 level

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