Silage
|
Specific methane yield (mL g−1 VS)
|
---|
EN without ensiling
|
242.2 ± 36.4a
|
EN
|
218.6 ± 12.5a
|
ESC1
|
205.7 ± 12.5a, b
|
ESC2
|
166.1 ± 13.1b
|
ESG1
|
228.3 ± 27.6a
|
ESG2
|
224.5 ± 9.8a
|
Pz
|
***
|
Pz × Sb
|
**
|
EN biomass
|
n.s.
|
WS
|
n.s.
|
SC11
|
235.9 ± 10.6
|
SC22
|
214.2 ± 7.7
|
SG13
|
275.4 ± 10.3
|
SG24
|
243.8 ± 6.0
|
- Different superscript letters in the same column indicate significant difference at p < 0.05
- Pz straw particle size effect, Pz × Sb interaction particle size × substrate, EN E. nuttallii biomass effect, WS wheat straw biomass effect, n.s. not significant
- 1SC1 chopped straw at 30% TS
- 2SC2 chopped straw at 45% TS
- 3SG1 ground straw at 30% TS
- 4SG2 ground straw at 45% TS
- 1, 2, 3, 4Data from Gallegos et al. [6]
- *p < 0.05, **p < 0.01, ***p < 0.001