卢美鸾1;邱晓燕3;郑森林1;蒋土烟3;张薇4;宋玉芳2
LU Mei-luan1;QIU Xiao-yan3;ZHENG Sen-lin1;JANG Tu-yan3;ZHANG Wei4; SONG Yu-fang2
1Third Institute of Oceanography, State Oceanic Administration of China,Xiamen 361005, Fujian, China; 2Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang 110016, China;3College of Biological Engineering, Jimei University, Xiamen 361021, Fujian, China;4College of Land and Environment, Shenyang Agricultural University, Shenyang 110161, China
摘要: 为了探讨壳聚糖对家禽肉鸡抗氧化能力及生产性能的作用,采用1日龄黑脚大麻鸡6组各100只进行分组实验,喂食壳聚糖复合剂,测定了肉鸡血清中超氧化物歧化酶(SOD)活力、丙二醛(MDA)含量、谷胱甘肽过氧化物酶(GSH-PX)活力、免疫器官指数、腹脂率和料重比等指标。结果表明:2种分子量的壳聚糖在较低浓度时能显著提高60日龄肉鸡血清中SOD的酶活力(P<0.05),但对其他日龄肉鸡血清中SOD酶活力影响不显著;壳聚糖对血清中MDA含量和GSH-PX酶活力影响不显著;实验组的存活率提高,腹脂率和料重比稍有下降。在肉鸡饲养中,壳聚糖是一种潜在的、绿色的抗生素替代品。