Table 1.
Chemical composition of experimental silages and crop straws
| Item | Corn silage | Dry crop straw | |||
|---|---|---|---|---|---|
|
|
|
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| Whole plant corn silage | Sweet corn stalklage | Corn stalklage | Peanut vine | Wheat straw | |
| Routine nutritive values (% of dry matter unless otherwise stated) | |||||
| Dry matter (% of fresh matter) | 29.42 | 25.21 | 34.47 | 90.98 | 91.56 |
| Crude protein | 10.32 | 11.41 | 9.68 | 12.04 | 6.96 |
| Ether extract | 2.06 | 1.78 | 1.13 | 2.31 | 1.76 |
| Neutral detergent fiber | 48.36 | 50.57 | 62.72 | 46.92 | 75.66 |
| Acid detergent fiber | 30.38 | 36.35 | 39.36 | 35.95 | 52.17 |
| Starch | 28.56 | 19.37 | 13.48 | - | - |
| Ash | 4.33 | 4.26 | 6.18 | 9.98 | 8.26 |
| Fermentation profile (% of dry matter unless otherwise stated) | |||||
| pH | 3.82 | 4.14 | 4.53 | - | - |
| Lactate | 7.16 | 4.67 | 3.84 | ||
| Acetate | 1.14 | 0.74 | 0.56 | - | - |
| Propionate | 0.11 | 0.08 | 0.07 | - | - |
| Ammoniacal N/total N (%) | 7.33 | 3.19 | 3.45 | - | - |