Defective eggs and their relationship to egg yield, egg and body weight in hens of five original laying lines
We investigated 3 985 individually housed hens of five original laying lines of two breeds RIR and BPR. The proportion of abnormal eggs out of the eggs laid before the age of 240 days ranged between 7.0% and 9.7%, in dependence on the line. The average number of cracked eggs ranged between 2.5% and...
| 發表在: | Czech Journal of Animal Science |
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| Main Authors: | , , , |
| 格式: | Article |
| 語言: | 英语 |
| 出版: |
Czech Academy of Agricultural Sciences
2004-02-01
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| 主題: | |
| 在線閱讀: | https://cjas.agriculturejournals.cz/artkey/cjs-200402-0001_defective-eggs-and-their-relationship-to-egg-yield-egg-and-body-weight-in-hens-of-five-original-laying-lines.php |