[Objective] The paper was to investigate effects of adding xylooligosaccharides( XOS) in diet on reproduction performance of lactating sows.[Method]Fifty healthy multiparous sows( Landrace × Yorkshire,3-4 fetuses...[Objective] The paper was to investigate effects of adding xylooligosaccharides( XOS) in diet on reproduction performance of lactating sows.[Method]Fifty healthy multiparous sows( Landrace × Yorkshire,3-4 fetuses) with similar parity,body condition and expected date of childbirth were randomly divided into five treatments,10 repeats each treatment,and each treatment contained an individual sow. Treatment 1 was control group( basal diet); treatment 2,treatment 3,treatment 4 and treatment 5 were adding 0. 025%,0. 050%,0. 075% and 0. 100% XOS in the basal diet,respectively. The trial lasted 35 d from 90 d of gestation until weaning. [Result]Compared to control group( treatment 1),there was no significant difference in reproduction performance of sows among four experimental groups( P > 0. 05). With the increasing addition amount of XOS,the production process of sows was shortened; the weaning back fat thickness in treatment 2,treatment 3 and treatment 4 slightly increased,while the estrus intervals in treatment 2,treatment 3,treatment 4 and treatment 5 were shortened.[Conclusion]It was the most economic and effective by adding 0. 050% XOS in the sows diet.展开更多
文摘[Objective] The paper was to investigate effects of adding xylooligosaccharides( XOS) in diet on reproduction performance of lactating sows.[Method]Fifty healthy multiparous sows( Landrace × Yorkshire,3-4 fetuses) with similar parity,body condition and expected date of childbirth were randomly divided into five treatments,10 repeats each treatment,and each treatment contained an individual sow. Treatment 1 was control group( basal diet); treatment 2,treatment 3,treatment 4 and treatment 5 were adding 0. 025%,0. 050%,0. 075% and 0. 100% XOS in the basal diet,respectively. The trial lasted 35 d from 90 d of gestation until weaning. [Result]Compared to control group( treatment 1),there was no significant difference in reproduction performance of sows among four experimental groups( P > 0. 05). With the increasing addition amount of XOS,the production process of sows was shortened; the weaning back fat thickness in treatment 2,treatment 3 and treatment 4 slightly increased,while the estrus intervals in treatment 2,treatment 3,treatment 4 and treatment 5 were shortened.[Conclusion]It was the most economic and effective by adding 0. 050% XOS in the sows diet.