• The result showed that the circadian feeding rhythm of juvenile yellow catfish belongs to nocturnal.

    结果表明颡鱼鱼为夜行性摄食,但投喂频率、投喂量等因素直接影响摄食节律。

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  • Amylase activities of yellow catfish in pancrean have no significant differences in three protein content feed groups.

    试验前期,三个饲料颡鱼前肠淀粉酶活性差异显著

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  • DGE interacted with dietary protein content significantly (P<0.01) on growth and feed utilization of juvenile yellow catfish.

    饲料总能蛋白质含量对鱼生长饲料转化有极显著交互作用(P<0.01)。

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  • The results indicated that proper substitution levels (25%, 50%) can promote growth of juvenile yellow catfish, improve fe and PE and thus reduce the feed cost.

    结果可知生肽替代适宜比例(25%、50%)鱼粉可以促进生长,并提高饲料、蛋白质效率,降低饲料成本。

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  • The survival rate of hosts reached 100 % (tilapia), 60 % (Yellow headed catfish) and 30 % (Bighead carp) respectively.

    寄生过程中,罗非鱼成活率高达100%,颡鱼为60%,花鲢仅为30%;

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  • The survival rate of hosts reached 100 % (tilapia), 60 % (Yellow headed catfish) and 30 % (Bighead carp) respectively.

    寄生过程中,罗非鱼成活率高达100%,颡鱼为60%,花鲢仅为30%;

    youdao

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