8Biagi G, Piva A,Moschini M,et a/.Effect of gluconic acid on piglet growth performance, intestinal microflora, and intestinal wall morphology[J].J Anita Sci, 2006, 84:370-378.
9Tsukahara T, Koyama H, Okada M,et a/.Stimulation of butyrate production by gluconicacid in batch culture of pig cecal di- gestal and identification of butyrate-producing bacteria [J].J Nutr, 2002, 132:2229-2234.
