暗纹东方鲀对几种蛋白质原料表观消化率及酶制剂对其消化能力的影响
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上海市科学技术委员会重大科技攻关项目(073205111);上海海洋大学博士启动基金(B-8812-10-0001-0190)


Apparent digestibility coefficients(ADC) of selected protein feed ingredients and the effect of dietary multienzyme on ADC of Takifugu obscurus
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    摘要:

    以鱼粉、豆粕和玉米蛋白粉为待测原料,分别与暗纹东方鲀基础饲料配制成3种试验饲料,其中含有70%的基础饲料和30%待测原料,研究暗纹东方鲀对3种蛋白质原料的消化率;用豆粕、玉米蛋白粉替代部分鱼粉配制基础饲料,分别在基础饲料中添加0.050%和0.075%的酶制剂,研究酶制剂对暗纹东方鲀配合饲料表观消化率的影响。实验结果表明:暗纹东方鲀对鱼粉、豆粕和玉米蛋白粉蛋白质和干物质的消化率都较高,蛋白质的消化率分别为93.40%、91.83%和94.97%;干物质的消化率分别为88.13%、85.73%和89.25%。饲料中添加酶制剂能显著提高暗纹东方鲀蛋白质和干物质的消化率,但 0.050%和 0.075%的实验组之间没有显著性差异,可通过添加 0.050%的复合酶制剂来提高暗纹东方鲀对饲料的利用率。

    Abstract:

    Apparent digestibility coefficients (ADC) of three selected feed ingredients fishmeal, soybean meal and corn gluten meal of Takifugu obscurus were measured. A basal diet was formulated to contain 45.52% crude protein, and three kinds of test diets were formulated by combining the basal diet and each of the tested ingredients at a ratio of 70∶30.Chromicoxide was added at 0.5% in the basal diet and test diets as inertmarker. A basal diet was formulated to contain 45.40% crude protein, two experiments diets were prepared by adding 0.050% and 0.075 % multi-enzyme, respectively, the apparent digestibility of above three diets were measured. The results showed that the protein apparent digestibility of fish meal, soybean meal and corn gluten meal were higher, 93.40%,91.83% and 94.97%,respectively. Feed dry matter apparent digestibility of fish meal, soybean meal and corn gluten were 88.13%, 85.73% and 89.25%, respectively. Multi-enzyme supplemented could significantly improve the apparent digestibility of protein and dry matter of Takifugu obscurus. However, apparent digestibility has no significant difference between the 0.050% and 0.075% experimental groups.

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钟国防,韩 斌,华雪铭,周洪琪.暗纹东方鲀对几种蛋白质原料表观消化率及酶制剂对其消化能力的影响[J].上海海洋大学学报,2012,21(2):241-246.
ZHONG Guo-fang, HAN Bin, HUA Xue-ming, ZHOU Hong-qi. Apparent digestibility coefficients(ADC) of selected protein feed ingredients and the effect of dietary multienzyme on ADC of Takifugu obscurus[J]. Journal of Shanghai Ocean University,2012,21(2):241-246.

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  • 在线发布日期: 2012-03-16
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