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Position: Home > Articles > Effects of Yeast β-glucan on Rumen Nitrogen Metabolism of Early-weaned Lambs Journal of Cold-Arid Agricultural Sciences 2013 (10) 11-13

酵母β-葡聚糖对早期断奶羔羊瘤胃氮代谢的影响

作  者:
李冲;魏占虎;李发弟;马友记;王维民;姜仲文;周勇
单  位:
甘肃农业大学动物科学技术学院;甘肃省永昌肉用种羊场
关键词:
早期断奶羔羊;酵母β-葡聚糖;瘤胃氮代谢;血清尿素氮
摘  要:
选用甘肃肉用绵羊新品种选育群初生公羔20只,随机分为5组,观测了饲粮中添加不同剂量(0、37.50、75.00、112.50、150.00 mg/kg)酵母β-葡聚糖对早期断奶羔羊瘤胃氮代谢参数的影响,结果表明,添加酵母β-葡聚糖对日龄82 d的羔羊瘤胃液中总氮、氨氮和蛋白氮含量均没有显著影响(P>0.05),75.00 mg/kg的添加剂量组尿素氮含量有高于对照组的趋势(P=0.091),食前150.00 mg/kg添加剂量组血清尿素氮显著低于对照组(P<0.05)。
译  名:
Effects of Yeast β-glucan on Rumen Nitrogen Metabolism of Early-weaned Lambs
作  者:
LI Chong;WEI Zhan-hu;LI Fa-di;MA You-ji;WANG Wei-min;JIANG Zhong-wen;ZHOU Yong;College of Animal Science and Technology,Gansu Agriculture University;Gansu Yongchang Meet Sheep Breeding Farm;
关键词:
Early-weaned lambs;;Yeast β-glucan;;Rumen nitrogen metabolism;;Serum urea nitrogen
摘  要:
20 lambs(Gansu modern breeding sheep group) were randomly allotted to 5 groups to investigate the effect of different levels of yeast β- glucan(0,37.50,75.00,112.50 and 150.00 mg/kg) on rumen nitrogen metabolism parameters. The results showed that there were no significant influence on total nitrogen,NH3- N,protein nitrogen in ruminal fluid of lambs by adding yeast β- glucan(P>0.05),rumen urea nitrogen of 75.00 mg/kg yeast β- glucan supplement group had the trend of increasing than control group(P=0.091),serum urea nitrogen content of 150.00 mg/kg yeast β- glucan supplement group were significantly higher than control group.

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