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投喂频率对南美白对虾(Penaeus vannamei Boone)生长、饲料利用及虾体组成影响的初步研究
引用本文:周歧存,郑石轩,高雷,齐雪娟.投喂频率对南美白对虾(Penaeus vannamei Boone)生长、饲料利用及虾体组成影响的初步研究[J].海洋湖沼通报,2003(2):64-68.
作者姓名:周歧存  郑石轩  高雷  齐雪娟
作者单位:1. 湛江海洋大学水产学院,湛江,524025
2. 湛江市水产动物饲料工程技术研究开发中心,湛江,524002
基金项目:广东省科技攻关项目,项目编号 2 0 0 2 C2 0 32 5
摘    要:本实验选用商品饲料饲养平均初体重为0.09g的南美白对虾,经过30d的生长实验,研究不同投喂频率对南美白对虾生长、成活以及饲料利用的影响。结果表明,随着投喂频率由3次/天增加到5次/天,南美白对虾的增重率、特定生长率和蛋白质效率显著提高,而饲料系数则显著降低,但当投喂频率由5次/天增加到7次/天时,南美白对虾增重率、特定生长率和蛋白质效率并无显著提高。对对虾全虾体主要组成成分的分析表明南美白对虾体主要组成成分并不受投喂频率增加的影响。

关 键 词:投喂频率  南美白对虾  饲料  生长率  成活率  蛋白质  增重率
文章编号:1003-6482(2003)02-0064-05
修稿时间:2002年11月13

PRELIMINARY STUDIES ON THE EFFECTS OF FEEDING FREQUENCY ON GROWTH,FEED UTILIZATION AND BODY COMPOSITION OF PENAEUS VANNAMEI BOONE
ZHOU Qicun ,ZHENG Shixuan ,GAO Lei ,QI Xuejuan.PRELIMINARY STUDIES ON THE EFFECTS OF FEEDING FREQUENCY ON GROWTH,FEED UTILIZATION AND BODY COMPOSITION OF PENAEUS VANNAMEI BOONE[J].Transaction of Oceanology and Limnology,2003(2):64-68.
Authors:ZHOU Qicun  ZHENG Shixuan  GAO Lei  QI Xuejuan
Institution:ZHOU Qicun 1,ZHENG Shixuan 2,GAO Lei 1,QI Xuejuan 2
Abstract:The experiment was conducted for one month in order to determine the effects of different feeding frequencies (3, 4, 5, 6 and 7 times every day respectively) on the growth, feed utilization and body composition of Penaeus vannamei with average weight 0.09g, reared with crude protein 42.15%, energy level 18.9Kj/g diet. The results show that the weight gain rate, special growth rate (SGR) and protein efficiency ratio were all significantly increased while the feed coefficient decreased as the feeding frequency changed from 3 times per day to 5 times per day. No significant difference appeared when the feeding frequency was 7 times per day. The composition of main carcass of the shrimp was not affected by feeding frequency.
Keywords:feeding frequency  growth  feed utilization  Penaeus vannamei
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