| 1. | Use of milk progesterone ria to improve fertility in dairy cows
奶孕酮放射免疫测定改善奶牛受胎力 |
| 2. | Was apprehended and unmasked by three unusual dairy cows .
是如何被三只不寻常的奶牛捉住的故事” |
| 3. | Was apprehended and unmasked by three unusual dairy cows .
是如何被三只不寻常的奶牛捉住的故事” |
| 4. | Effect on biochemical index of serum in dairy cows by taking
复方中药制剂对奶牛血液生化指标的影响 |
| 5. | Technology of rumen - protected animo acid and its effect to dairy cows
奶牛氨基酸过瘤胃技术及效果概述 |
| 6. | Prediction of nitrogen excretion into environment from lactating dairy cows
泌乳奶牛向环境中氮排泄量的预测 |
| 7. | Effects of herb feed additives on mastitis and the performance of dairy cows
中草药添加剂对奶牛乳房炎及生产性能的影响 |
| 8. | Ooh , dairy cows
噢，是母牛！ |
| 9. | Test of improving conception rate of dairy cow in estrous period with gnrh analogue in datong county
类似物提高大通奶牛情期受胎率试验 |
| 10. | Comparison of bacteriostasis in vitro referred to dairy cow mastitis by some chineses herbal medicines
不同中药对奶牛乳房炎病原菌体外抑制作用的比较 |
