BEAK TRIMMING BY INFRARED RADIATION OF LAYERS
ABSTRACT This study aimed at evaluating beak-trimming methods and intensities on the performance, beak length and uniformity, and egg parameters of commercial layers. During the rearing period, birds were distributed in randomized blocks, with a 2x3 factorial design + two treatments, consisting of b...
| Автори: | , , , , , , , , |
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| Формат: | Стаття |
| Мова: | English |
| Опубліковано: |
Fundação APINCO de Ciência e Tecnologia Avícolas
2019-04-01
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| Серія: | Brazilian Journal of Poultry Science |
| Предмети: | |
| Онлайн доступ: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-635X2019000100300&lng=en&tlng=en |