Table 4.
In vitro gas production parameter of tested pellet (least square mean).
| Item | Nozzle diameter | Variety | SEM | Significance1 | ||||
|---|---|---|---|---|---|---|---|---|
| 8 mm | 6 mm | Futura 75 | Uso 31 | Diameter | Variety | Interaction | ||
| OMD, % | 29.8 | 29.1 | 27.1 | 31.8 | 6.64 | NS | *** | NS |
| OMCV, ml/g | 93.3 | 92.9 | 96.1 | 93.1 | 7.11 | * | * | NS |
| Rmax, ml/h | 4.03 | 3.25 | 3.65 | 3.63 | 0.62 | * | NS | NS |
| Tmax, h | 5.17 | 6.55 | 6.14 | 5.58 | 2.83 | NS | NS | NS |
1*p ≤ 0.05; ***p ≤ 0.001; NS (not significant) indicates p > 0.10.SEM, standard error of means.
OMD, Organic Matter degradability; OMCV: cumulative volume of gas related to incubate organic matter; Rmax: maximum fermentation rate; Tmax: time at which Rmax occurs. SEM, standard error of means.