黄霉素对池塘养殖建鲤的生长性能及肌肉成分的影响.pdfVIP

安徽农业科学，1o~al ofA A ．Sci．2008，36(151：6344—6345，6371 责任编辑 孙红忠 责任校对 马君叶 黄霉素对池塘养殖建鲤的生长性能及肌肉成分的影响 齐富刚 ，郭东方 ，艾晓辉2 (1．华中农业大学水产学院，~ 430070；2．中国水产科学院长江水产研究所，湖北荆州43400o) 摘要 [目的]研究适量添加黄霉素对池塘养殖建鲤的生长效果的影响。[方法]在60 d的试验周期中，选用约55 g重的建鲤为研究对 象，研究了饲料中黄霉素不同添加水平对池塘养殖建鲤的生长效果、肌肉成分及体型特征的影响。[结果]当饲料中黄霉素添加量为2、 4、8 mg／kg时，建鲤生长率、特定生长率显著高于对照组，饲料系数极显著低于对照组。建鲤成活率，黄霉素添加量为2 mg／kg时与对照 组差异不显著；添加量为4．8 mg／k时显著高于对照组。黄霉素不同添加水平对建鲤肌肉成分和体型特征无显著性影响。当黄霉素添 加量为4 mg／kg时，与其他各组相比，建鲤生长率、特定生长率和成活率最高，饲料系数最低，成活率最高。[结论]池塘养殖条件下建鲤 饲料中黄霉素适宜的添加量为4 mg／kg。 关键词 黄霉素；建鲤；池塘养殖；促生长 中图分类号 $963 73 2 文献标识码 A 文章编号 ∞17—6f；11(2OO8)15—06344—02 Effects of Fiavomycin on Growth Performance and 1Vmscle Composition of Cyvanus carp／o var．jian in Pond Cullm~ Q1 Fu-gang et al (College of Fishery，Central China Agricultural University，Wuhan，Hubei 430070) Abstract[Objective]The aimed to study the effect of moderately adding flavomycin on the growth of c m carp／o vat jian in pond culture． 『Method]During 60 test period，the C．carp~o about 55 g was selected as research object，the influence of flavomycin in feed witll different anx)LmtⅥas studied on the growth、muscle composition and body characteristic of C．carpio in pond culture 1Result J The growth rates and specific growth rates of C．carpio was higher than the control group obviousiy，while the feed coefficient was signitlcantly lower than the control group when the addition of Flavom~cin in the feed was 2．4．8 mg／kg．The survival rate of C．carp／o had no obvious difference fi~om the cont~ol group whenthe addition amount—of Flavomvcin in the feed was 2 rag／kg；but significantly higher than the control group when additionwas4．8 nag／l(g．The flavomycin with differ— ent addition arnollnts had no evident affection on musele composition and body feature of C．carptb．Compared with each other group，the growth rate， specific growth rateand survivallateof C．carp／o reachedthe highest．wh；leitsfeed coefficientwasthelowestwhentheaddi