標(biāo)題: Growth, Efficiency and Yield of Commercial Broilers from 1957, 1978 and 2005 [打印本頁] 作者: 小馬哥 時(shí)間: 2015-1-20 21:20 標(biāo)題: Growth, Efficiency and Yield of Commercial Broilers from 1957, 1978 and 2005 本帖最后由 小馬哥 于 2015-1-20 21:25 編輯
M. J. Zuidhof
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Figure 1. Age-related changes in size (mixed-sex BW and front viewphotos) of University of Alberta Meat Control strains unselected since 1957 and 1978, and Ross 308 broilers (2005). Within eachstrain, images are of the same bird at 0, 28, and 56 d of age. Color versionavailable in the online PDF.
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Figure 3. Age-relatedchanges in size of University of Alberta Meat Control strains unselected since1957 and 1978, and Ross 308 broilers(2005).Within each strain, side profile images are of the same bird at 0, 28, and 56 dof age. Color version available in the online PDF.