AUTHOR=Zhao P. Y. , Ao X. , Zhao W. , Zhou L. TITLE=Effects of different energy and protein levels on growth performance, carcass traits, and meat quality of Pekin ducks JOURNAL=Frontiers in Veterinary Science VOLUME=Volume 12 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2025.1438526 DOI=10.3389/fvets.2025.1438526 ISSN=2297-1769