华北农学报 ›› 2006, Vol. 21 ›› Issue (S1): 177-180. doi: 10.3321/j.issn:1000-7091.2006.z1.042

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不同来源淀粉对断奶仔猪氮代谢的影响

张军1,2, 李铁军1, 宾石玉3, 黄瑞林1, 张平1, 印遇龙1, 刘兆金1,2   

  1. 1. 中国科学院亚热带农业生态研究所, 湖南 长沙 410125;
    2. 中国科学院研究生院, 北京 100049;
    3. 广西师范大学, 生命科学学院, 广西 桂林 541004
  • 收稿日期:2006-05-10 出版日期:2006-12-31
  • 作者简介:张军(1979-),男,湖北恩施人,硕士研究生,主要从事动物营养方面的研究;印遇龙为通讯作者。
  • 基金资助:
    国家“973”项目(2004CB117502);国家自然基金项目(30371038);中国科学院知识创新项目(KSCXZ-SW-323)资助

The Effect of Dietary Starch Source on the Nitrogen Metabolism

ZHANG Jun1,2, LI Tie-jun1, BIN Shi-yu3, HUANG Rui-lin1, ZHANG Ping1, YIN Yu-long1, LIU Zhao-jin1,2   

  1. 1. Institute of Subtropical Agriculture, the Chinese Academy of Sciences, Changsha 410125, China;
    2. The Great School of Chinese Academy of Science, Beijing 100049, China;
    3. College of Life Sciences, Guangxi Normal University, Guilin 541004, China
  • Received:2006-05-10 Published:2006-12-31

摘要: 选择平均体重(8.80±1.0)kg、(28±2)d三元杂交(杜×长×大)断奶仔猪4头,进行为期21 d的消化试验和4×4拉丁方代谢试验,研究不同来源淀粉对氮代谢的影响。结果表明:糯米日粮有利于增加尿氮排泄量,总氮利用率比玉米日粮低(P<0.05)。糯米日粮降低仔猪增重主要受饲料利用效率降低影响。抗性淀粉日粮增加粪氮排泄(P<0.05),显著减少尿氮排泄(P<0.05),显著降低氮表观消化率(P<0.05)。

关键词: 淀粉, 断奶仔猪, 氮代谢

Abstract: A feeding trail covered 21 d and a 4×4 Latin square design metabolism experiment using 4 (ABW (8.8±1.0) kg) 28 d Duroc×Landrace×Yordshire crossbreed weaning pigs were conducted to study the effect of dietary starch source on the nitrogen metabolism. The results showed that corn diet enhanced whole body protein deposition. Stick rice starch increased urine nitrogen (UN) excretion, and had lower total nitrogen utilization rate than corn starch (P<0.05). The lower weight gain of stick starch was mainly effected by the lower feed utilization rate. Resistant starch (RS) significantly increased faucal nitrogen (FN) excretion, reduced UN excretion, and decreased apparent digestibility of nitrogen.

Key words: Starch source, Weaning pig, Nitrogen metabolism

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引用本文

张军, 李铁军, 宾石玉, 黄瑞林, 张平, 印遇龙, 刘兆金. 不同来源淀粉对断奶仔猪氮代谢的影响[J]. 华北农学报, 2006, 21(S1): 177-180. doi: 10.3321/j.issn:1000-7091.2006.z1.042.

ZHANG Jun, LI Tie-jun, BIN Shi-yu, HUANG Rui-lin, ZHANG Ping, YIN Yu-long, LIU Zhao-jin. The Effect of Dietary Starch Source on the Nitrogen Metabolism[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2006, 21(S1): 177-180. doi: 10.3321/j.issn:1000-7091.2006.z1.042.

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