
回直肠吻合法与“桥”式瘘管法测定猪饲料营养物质回肠消化率比较研究
The Com Parative Study on Determination of Ileal Digestibilities of Nutrients in Swine Feeds by Use of Ileo-Rectal Anastomosis and Ileocecal Re-Entrant Cannula Techniques
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