A very powerful method to stabilize intestine well being of weaner pigs is the optimization of intestinal microbial colonization and the inclusion of nutritional fiber is a promising technique. This learn about aimed to research the impact of fiber-rich rye and rapeseed meal in comparison to wheat and soybean meal on fiber digestibility and the composition and metabolic task of intestinal microbiota. At weaning, 88 piglets have been allotted to 4 feeding teams: wheat/soybean meal, wheat/rapeseed meal, rye/soybean meal, and rye/rapeseed meal. Nutritional inclusion stage was once 48% for rye and wheat, 25% for soybean meal, and 30% for rapeseed meal. Piglets have been euthanized after 33 days for selection of digesta and feces. Samples have been analyzed for dry subject and non-starch-polysaccharide digestibility, bacterial metabolites, and relative abundance of microbiota.
Rye-based diets had upper concentrations of soluble non-starch-polysaccharide than wheat-based diets. Rapeseed meal diets have been upper in insoluble non-starch-polysaccharide in comparison to soybean meal. Rye-fed piglets confirmed a better colonic and fecal digestibility of non-starch-polysaccharide. Rapeseed meal-fed piglets confirmed a decrease colonic and fecal digestibility of non-starch-polysaccharide than soybean meal-fed piglets. Rye higher jejunal and colonic focus of short-chain fatty acids in comparison to wheat. Rapeseed meal-fed pigs confirmed a decrease jejunal focus of short-chain fatty acids than soybean meal-fed pigs. Relative abundance of Firmicutes was once upper and of Proteobacteria decrease in rye-fed pigs in comparison to wheat. Rapeseed meal diminished Firmicutes and higher Actinobacteria (jejunum, colon, feces: jejunal Proteobacteria and colonic Bacteroidetes). Regardless of a equivalent composition of the colonic microbiota, the upper quantity and solubility of non-starch-polysaccharide from rye ended in an higher fermentative task in comparison to wheat. The top quantity of insoluble nutritional fiber in rapeseed meal-based diets diminished bacterial metabolic task and led to a shift towards insoluble fiber degrading micro organism.
Additional analysis will have to center of attention on host–microbiota interplay to reinforce feeding ideas with a focused use of nutritional fiber.
Ellner C, Wessels AG, Zentek J. Results of nutritional cereal and protein supply on fiber digestibility, composition, and metabolic task of the intestinal microbiota in weaner piglets. Animals. 2022; 12(1): 109. https://doi.org/10.3390/ani12010109