Table 2 Soil microbial Alpha diversity index under different treatments

Anthesis stage

CK

4004.09e

3828.1e

10.253d

0.9877c

0.8783ab

271.27d

0.9922ab

T1

4457.49d

4254.5d

10.531b

0.9933b

0.8794a

288.21c

0.9906a

T2

4635.11c

4317.7c

10.655a

0.9974a

0.8792a

297.60b

0.9888a

T3

4883.03a

4616.2a

10.657a

0.9947ab

0.8755c

314.97a

0.9887a

T4

4738.11b

4437.0b

10.452bc

0.9976a

0.8792a

303.98b

0.9890a

10 days after anthesis stage

CK

3897.35e

3731.5d

9.7380d

0.9901c

0.8207d

266.67d

0.9919a

T1

5177.51c

4596.5b

10.469c

0.9940b

0.8605c

291.96c

0.9853b

T2

6177.44a

5409.5a

10.812a

0.9962ab

0.8719a

345.09a

0.9819c

T3

4968.27d

4496.7c

10.592b

0.9977a

0.8729a

316.20b

0.9868b

T4

5273.61b

4598.4b

10.527bc

0.9971a

0.8652b

299.65c

0.9842b

20 days after anthesis stage

CK

4629.93d

4246.8c

10.727d

0.9885c

0.8925a

285.54d

0.9895a

T1

5565.50b

5102.6b

10.787bc

0.9936b

0.8709d

336.42a

0.9830d

T2

5716.78a

5158.2a

10.906a

0.9978a

0.8843b

339.30a

0.9861b

T3

5434.63c

4828.8d

10.750c

0.9977a

0.8768c

319.39bc

0.9848c

T4

5409.12c

4862.9c

10.844b

0.9943b

0.8854b

324.49b

0.9853bc

30 days after anthesis stage

CK

5095.99d

4615.9d

10.791c

0.9946c

0.8858c

303.99d

0.9851a

T1

5320.62c

4733.9c

10.796c

0.9972ab

0.8843c

326.05b

0.9859a

T2

5274.11c

4753.3c

10.844b

0.9987a

0.8878b

317.70bc

0.9855a

T3

5547.55b

5028.8b

10.659d

0.9982a

0.8757d

327.20b

0.9860a

T4

6113.21a

5417.2a

11.096a

0.9988a

0.8946a

357.43a

0.9819b

Harvest stage

CK

4820.73d

4416.0d

9.6090e

0.9845c

0.8523d

281.42b

0.9870a

T1

5365.94c

4727.3c

10.596d

0.9956b

0.8681c

286.30b

0.9844c

T2

5578.76a

4966.9a

10.874a

0.9986a

0.8878a

320.69a

0.9843c

T3

5496.28b

4869.7b

10.812b

0.9981a

0.8822b

318.27a

0.9842c

T4

5497.94b

4999.2a

10.711c

0.9945b

0.8880a

321.30a

0.9857b