Table 1 Rice/wheat yield under different fertilization treatments from 2010–2016 (t ha−1).

From: Long-term effects of straw return and straw-derived biochar amendment on bacterial communities in soil aggregates

Grain

Treatments

2010

2011

2012

2013

2014

2015

2016

Wheat

CK

/

2.85(0.13)b

1.99(0.02)c

1.88(0.03)b

1.78(0.09)c

1.65(0.06)c

1.96(0.04)c

CF

/

3.75(0.23)a

3.69(0.20)a

5.06(0.06)a

4.88(0.13)a

5.01(0.02)b

5.79(0.04)a

CS

/

3.46(0.18)a

3.52(0.22)ab

5.00(0.16)a

4.44(0.12)b

5.25(0.17)a

5.59(0.09)b

CB

/

3.55(0.13)a

3.35(0.05)b

5.16(0.03)a

4.69(0.32)ab

5.25(0.10)a

5.94(0.03)a

Rice

CK

5.26(0.13)b

4.06(0.20)b

4.28(0.16)c

4.39(0.10)b

4.62(0.13)c

3.75(0.06)c

/

CF

8.85(0.13)a

8.90(0.05)a

9.45(0.11)a

9.97(0.07)a

9.59(0.17)b

7.14(0.07)b

/

CS

8.72(0.25)a

8.87(0.06)a

9.25(0.08)b

10.20(0.25)a

9.97(0.13)a

7.79(0.05)a

/

CB

8.58(0.10)a

8.86(0.11)a

9.34(0.05)ab

10.22(0.07)a

9.79(0.19)ab

7.75(0.23)a

/

  1. Data represent the mean values with standard errors (n = 3). Different lowercase letters in the same season shown after the values indicate significant differences (ANOVA, p < 0.05). “/” indicates no data available.
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