Table 3.
Daily intakes of dry matter (DMI), crude protein (CPI) and metabolizable energy (MEI) and milk yield of dairy cows fed the experimental diets on-farm.
| Parameters |
NG | NGD | PG | PGD | RMSE | Significance1 |
||
|---|---|---|---|---|---|---|---|---|
| (n = 4,760) | G | L | G × L | |||||
| DMI, kg/day | 8.3 | 8.2 | 9.1 | 9.2 | 2.1 | ** | NS | NS |
| CPI, kg/day | 1.0 | 1.2 | 1.4 | 1.5 | 0.3 | *** | *** | NS |
| MEI, MJ/day | 59.6 | 71.7 | 81.9 | 88.7 | 18.0 | *** | *** | NS |
| Milk, L/day | 5.4 | 7.1 | 8.1 | 9.0 | 1.5 | *** | * | NS |
n = the number of observations; NG = Napier grass; NGD = Napier grass + Desmodium distortum; PG = Brachiaria brizantha cv. Piatá grass; PGD = B. brizantha cv. Piatá + Desmodium distortum; RMSE = root mean standard error.
*: P < 0.05; ∗∗: P < 0.01; ∗∗∗: P < 0.001; NS: P > 0.05.
1
Effects of grass (G), legume (L) and G × L.