2Yu B,Tsai C C, Hsu J C, et al. Effect of different sources ofdietary fiber on growth performance, intestinal morphology and caecalcarbohydraeses of domestic geese. British poultry science, 1998 (39) :560 - 567.
3Mei Ling W, Margaret A Johnson . Effect of pectin, type offat, and growing rate on lipid metabolism in rats. Nutrition Research, 1985,5(7) : 749 - 757.