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| 过瘤胃蛋白质指在瘤胃中未经消化作用而直接进人十二指肠的饲料蛋白质 | |||
| 不消化蛋白 | |||
| 过瘤胃蛋白指在饲料中未经消化作用而直接进人十二指肠的饲料蛋白质 | |||
| by-pass protein: 1 phrase in 1 subject |
| Animal husbandry | 1 |
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