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Table 6 Effect of crop species on TCFU expressed in log10 per milliliter of leachate during experimental runs

From: The effect of crop species on DNase-producing bacteria in two soils

 

TCFU in experiment 1

(soil A)

TCFU in experiment 2

(soil B)

Sampling date

Sampling date

Crop

1 (49)*

2 (63)*

3 (92)*

4 (126)*

1 (32)*

2 (59)*

3 (89)*

UC

5.49c,C

5.97a,AB

5.80ab,B

6.15a,A

5.78b,B

6.10a,A

5.77bc,B

Alfalfa

6.10a,AB

6.02a,BC

5.89ab,C

6.21a,A

5.96ab

6.05a

6.09a

Canola

4.96d,D

5.26b,C

5.68bc,B

5.97b,A

6.02a,B

6.24a,A

5.98ab,B

Soybean

5.86ab

5.91a

6.04a

–

6.04a

6.23a

5.85bc

Wheat

5.64bc,B

5.95a,A

5.43c,B

–

6.07a,A

6.15a,A

5.71c,B

SEM

0.085

0.053

0.107

0.052

0.068

0.141

0.079

P value

< .0001

< .0001

< .0001

0.015

0.055

0.825

0.011

  1. *Days after planting
  2. Abbreviations: UC unplanted control, TCFU total colony-forming units
  3. Mean separation done for each sampling date within each experimental run
  4. a,b,cMeans with different letters within columns indicate statistical differences between treatments at P < 0.05
  5. A,B,CMeans with different letters between columns indicate statistical differences between sampling dates at P < 0.05
  6. P values in bold indicate statistical significance at P < 0.05