处理

Treatments

细菌×10⁹/g

Bacteria

放线菌×10⁴/g

Actinomycetes

霉菌×10²/g

Mycete

0~20 cm

20~40 cm

0~20 cm

20~40 cm

0~20 cm

20~40 cm

地布覆盖

Cloth mulching

7.6 ± 0.71b

7.94 ± 0.54a

5.97 ± 1.35a

0.49 ± 1.48c

3.73 ± 1.36ab

2.94 ± 0.80a

秸秆覆盖

Straw mulching

9.02 ± 0.42a

7.14 ± 1.13b

4.50 ± 0.45a

6.90 ± 0.70a

3.45 ± 0.60bc

3.26 ± 0.79a

地膜覆盖

Plastic film mulching

5.04 ± 0.70c

5.70 ± 0.29c

3.03 ± 3.54b

4.25 ± 1.09b

1.84 ± 0.11c

3.60 ± 1.19a

清耕对照

Control

4.68 ± 0.50c

6.56 ± 0.47b

0.66 ± 2.28c

0.48 ± 0.77c

5.34 ± 0.88a

3.10 ± 0.45a