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Table 5 Effects of the dietary treatments on relative abundances of ruminal dominant bacterial genus (> 0.1%), %

From: Long-term and combined effects of N-[2-(nitrooxy)ethyl]-3-pyridinecarboxamide and fumaric acid on methane production, rumen fermentation, and lactation performance in dairy goats

Item

Treatment1

SEM

P-value

  

CON

FUM

NPD

FN

Week

FUM

NPD

F × N

F × week

N × week

Bacteroidetes, mean = 64.7%

 Prevotella

37.4

36.5

38.3

36.3

0.95

0.166

0.147

0.719

0.571

0.857

0.791

 YRC22

2.25

1.96

2.19

1.95

0.207

0.332

0.221

0.871

0.905

0.837

0.791

 CF231

1.42b

1.79a

1.77a

1.79a

0.098

0.953

0.069

0.100

0.098

0.339

0.704

 BF311

0.12

0.15

0.17

0.17

0.016

0.669

0.452

0.076

0.313

0.213

0.635

 Paludibacter

0.08

0.28

0.15

0.08

0.089

0.161

0.521

0.482

0.161

0.135

0.361

 [Prevotella]

0.11

0.09

0.11

0.14

0.017

0.435

0.656

0.223

0.236

0.506

0.471

Firmicutes, mean = 19.4%

 Ruminococcus

1.83

1.94

1.67

2.05

0.102

0.001

0.034

0.811

0.184

0.891

0.749

 Succiniclasticum

1.32

1.52

1.16

1.48

0.099

0.043

0.022

0.320

0.579

0.890

0.481

 Oscillospira

1.38

0.97

1.72

0.77

0.198

0.199

0.005

0.726

0.209

0.932

0.252

 Coprococcus

1.12

1.22

1.05

1.43

0.120

0.524

0.071

0.580

0.243

0.061

0.683

 02d06

0.75

0.80

0.73

0.89

0.073

< 0.001

0.185

0.673

0.496

0.808

0.578

Butyrivibrio

0.79

0.86

0.66

0.83

0.079

0.005

0.146

0.310

0.575

0.158

0.480

 RFN20

0.84

0.56

0.79

0.53

0.100

0.266

0.020

0.696

0.906

0.984

0.231

 Clostridium

0.46

0.52

0.42

0.50

0.029

0.005

0.038

0.231

0.782

0.227

0.869

 Selenomonas

0.23

0.29

0.24

0.38

0.048

0.001

0.070

0.354

0.380

0.137

0.815

 Moryella

0.24

0.23

0.23

0.27

0.023

< 0.001

0.672

0.477

0.342

0.331

0.662

 Shuttleworthia

0.13b

0.14b

0.10b

0.19a

0.015

0.062

0.004

0.470

0.011

0.065

0.713

Proteobacteria, mean = 6.5%

 Ruminobacter

1.67

1.76

1.50

1.14

0.223

0.828

0.548

0.102

0.342

0.097

0.875

 Succinivibrio

0.43

0.55

0.63

0.35

0.144

0.006

0.578

0.987

0.189

0.340

0.849

Tenericutes, mean = 2.6%

 Anaeroplasma

0.53

0.39

0.41

0.43

0.049

< 0.001

0.216

0.397

0.150

0.142

0.007

Fibrobacteres, mean = 1.6%

 Fibrobacteres

1.55

1.70

1.71

1.32

0.180

0.024

0.520

0.553

0.160

0.508

0.888

Synergistetes, mean = 0.6%

 TG5

0.80

0.35

0.63

0.30

0.163

0.007

0.035

0.501

0.743

0.037

0.089

  1. 1Means by treatment was the pooled data from 5 goats at weeks 3, 6, 9 and 12
  2. a,bMeans with different superscripts within a row differ (P < 0.05). The P-values for all the F × N × week. interactions were higher than 0.05, and they were not listed in the table
  3. CON Control, FUM Fumaric acid, NPD N-[2-(nitrooxy)ethyl]-3-pyridinecarboxamide, FN FUM+ NPD