Pongchan Na-Lampang, Effects of Beak Trimming on Behavior and Agonistic Activity of Thai Native Pullets Raised in Floor Pens. journal = {International Journal of Animal and Veterinary Sciences}, [online]. World Academy of Science, Engineering and Technology. April 2012, vol. 64(4). 185 - 187 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/612.