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Two-factor-intersecting experiment was designed to evaluate the effects of temperature and salinity on the antioxidant enzymatic activities in the muscles of cobia juveniles under the laboratory conditions.

在实验室条件下,采用两因素交叉分组的方法,初步研究了环境因子对军曹鱼幼鱼肌肉抗氧化酶比活力的影响。

Therefore, using zinc methionine as zinc sources, the optimum zinc requirement for juvenile cobia was 47~54 mg/kg.

综合以上实验结果,以蛋氨酸锌为锌源时,军曹鱼幼鱼对饲料中锌的最适需要量为47~54 mg/kg。

The present experiment was conducted to determine the optimum dietary zinc requirement of juvenile cobia with zinc methionine as zinc sources, by using a purified diet based on casein-gelatin as the protein sources.

利用酪蛋白和明胶为蛋白源的精制饲料,以有机态的蛋氨酸锌做为锌源,来研究军曹鱼幼鱼对锌的最适需要量。

The results show that they fee d on a variety of prey items, and tend to eat Calanoida, Brachyura Zoea larva, H arpacticoida and Nauplius.

结果表明黄鳍刺虎鱼前期幼鱼为浮游动物食性,主要摄食镖蚤类、短尾类幼体、猛蚤类和甲壳类的六肢幼体。

Notochord flexion was initiated at 9.5 mm BL and finished at 11.0 mm BL.

在水温21℃-27℃下,岩原鲤从出膜仔鱼至幼鱼历时82天。

At the end of the trial, growth performance, proximate composition of muscle, liver and carcass, as well as contents of crude ash, calcium and phosphorus in skin and vertebrae of black sea bream juveniles were all analyzed.

试验结束后,对黑鲷幼鱼生长,肌肉、肝脏、全鱼常规组成及脊椎骨、皮肤灰分和钙、磷含量进行分析。

Gymnocranius griseus was the decisive fishing target by trammel net in the adjacent water area of Nansha Islands and reefs. From the view point of food web, it should be strengthened for fishing the enemy fish and competitor of G.griseus , in order to remove the enemies of low class carnivorous commercial fish, thus the biomass of G.griseus may increase.

灰裸顶鲷是南沙岛礁周围水域三重剌网举足轻重的捕捞对象,从食物网的观点出发,应加强灰裸顶鲷幼鱼期敌害鱼和其竞食者的捕捞,为低级肉食性经济鱼类除害,灰裸顶鲷就有可能增加资源量。

We conditioned water with fish chemicals by maintaining 10 adults and 20 juvenile fish in a wading pool that contained only aged tap water and aquarium salts.

我们为条件的水与鱼化学品维持10个成年人和 20幼鱼在涉水池只载满自来水和水族馆盐。

In previous reports FRS was estimated only by the biomass loss in weight, not involved in the potential productivity of egg, larvae and young fish so that FRS was greatly underestimated.

以往,采用直接鱼类重量损失进行评估,鱼卵、仔鱼和幼鱼潜在的生长价值无法体现,损失量被严重低估。

In previous reports FRS was estimated only by the biomass loss in weight, not involved in the potenti al productivity of egg, larvae and young fish so that FRS was greatly underestimated.

以往,采用直接鱼类重量损失进行评估,鱼卵、仔鱼和幼鱼潜在的生长价值无法体现,损失量被严重低估。

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