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Influence of application of (1,3)-(1,6)-β-D-glucans and mannans on production results of sows and piglets. The aim of the study was the assessment the production results and health status of sows and their offspring modulated by supplementation of (1,3)-(1,6)-β-D-glucans and mannans. The experiment was carried out in farrowing and nursing sector.It was performed using crossbreed (Polish Large White × Polish Landrace) pigs. The additive of (1,3)-(1,6)-β-D-glucans (G) or (1,3)-(1,6)-β-D-glucans and mannans (GM) was introduced to the feed for sows from the 85th day of gestation and for their offspring from the 22nd (after weaning) to the 90th (moving to the fattening sector) day of life. Production results were estimated basis on: changes of body weight of sows during lactation and their offspring during the experimental time, average feed intake, feed conversion ratio, mortality. To estimate health status blood samples from sows and their offspring were taken to determine the total protein level and its fraction in serum. The obtained results indicate that the additive of G or GM to lactation sows and weaned piglets can usefully influence on catabolism process in sows, growth performance and health status in piglets.
The aim of the study was to assess the production results and health status of sows and their offspring modulated by supplementation of selected amounts of (1,3)-(1,6)-β-D-glucan. It was added in doses of 0, 100, 200, or 300 ppm to the feed mixtures for sows from day 80 of gestation and for their offspring from day 10 to 45 of life. Production results were estimated based on: daily gains, average feed intake and conversion ratio, and mortality. Blood, colostrum and milk samples were collected to estimate immunological stimulation based on the levels of total protein and its fractions, and on haptoglobin. Twelve representative pigs (aged 45 days) were slaughtered and the small intestine was dissected. The obtained data suggest that the best effect on health status and production results was obtained when doses of 200 and 300 ppm of β-glucans were used.
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