The National Swine Nutrition Guide was produced
by the U.S. Pork Center of Excellence
in collaboration with:
University of Illinois at Urbana-Champaign
Iowa State University
Kansas State University
University of Minnesota
University of Missouri
University of Nebraska-Lincoln
North Carolina State University
Purdue University
South Dakota State University 作者: 亮亮 時(shí)間: 2011-1-24 09:59
感謝樓主的分享作者: ztjun518 時(shí)間: 2011-1-24 10:06
下載了,學(xué)習(xí)學(xué)習(xí)?。?!作者: 藍(lán)藍(lán)的天 時(shí)間: 2011-1-24 10:12
參考一下,與中國(guó)的有多大變化