• Selenium is an essential element for fish growth. Selenium compounds can improve hatching rate of fish.

    鱼类生长必需元素,硒化合物提高鱼类的孵化

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  • It had been observed that "organic laden" aquariums experience more disease problems and reduced fish growth while invertebrates close or cease reproduction.

    观察有机拉丹的“水族馆”的经验更多疾病问题降低鱼类生长脊椎动物关闭停止繁殖。

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  • It was found that each of the three gradations of factors affects fish growth prominently, their correlations with the latter near or attain the "strong" level.

    提出三个层次生长有显著影响达到接近相关

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  • A review on methods for its isolation and bioactivity, study on transferred fish growth-hormone gene, its seasonal variation and influence by medicine was done in this paper.

    就生长激素鱼类应用中的分离活性鉴定方法、鱼类生长激素基因转移研究、分泌季节性药物影响进行简要概括。

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  • The fish are part of a living experiment to find out how different species affect the growth of noxious seaweed that can harm coral reefs.

    这些活体动物实验中的一部分,用来找出不同物种怎样影响可能损害珊瑚礁有毒海藻生长

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  • The study which compared the growth rate, success of reproduction and life span of stickleback fish, found that fish given a "binge then diet" food regime had a reduced life span of up to 25%.

    这项研究通过对比生长速率繁殖成功率生命跨度发现被喂养狂吃然后减肥”的饮食节律鱼寿命缩短达到了25%。

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  • Salmon farming is very polluting: Thousands of fish are crammed into pens, which leads to the growth of diseases and parasites that require antibiotics and pesticides.

    三文鱼养殖业污染严重:几千条鱼鱼塘后,会导致病害寄生虫增加,就必须使用抗生素和杀虫剂。

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  • Pollution from sewage or farm waste can cause excess algae growth, starving the water of oxygen and causing fish and other species to die off.

    下水道或者农场里出来污染引起藻类过度生长,造成里的氧气严重缺失,以至于鱼类别的物种相继死去。

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  • Diludine could improve the growth of pig, chick, cow and fish, enhance immunity of livestock and improve carcass quality of livestock.

    研究表明二氢吡啶可以促进生长提高畜禽免疫机能改善畜产品品质等。

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  • Protein is a main structural component of all muscle tissues and is needed for muscle growth and repair. Foods rich in protein include meat, fish, eggs, dairy products and legumes.

    蛋白质组成肌肉组织主要物质,肌肉的生长修复需要它,富含蛋白质的食物包括肉类鱼类蛋类乳制品豆类

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  • The result is increased acidity in lakes, which has curtailed the ability of many fish to reproduce, and in the soil, which has slowed the growth of trees and increased their vulnerability to disease.

    酸雨现象不但导致湖泊酸性提高使许多鱼类繁殖能力下降而且随着土壤酸性物质增加,树木生长速度开始放慢,疾病的抵抗力下降。

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  • The growth hormone of fish is a kind of single subunit protein secreted by the pituitary of fish.

    生长激素鱼类脑垂体分泌促进生长的单一亚基蛋白激素。

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  • As for the warm water fish, lukewarm water fish and all temperature fish, the rise in water temperature might have, to varying degrees, a negative impact on their growth and reproduction.

    对于水性水性以及广温性鱼类而言水温升高可能它们生长繁殖不同程度负面影响

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  • The decrease of main valued fish resource in recent years has resulted in the opportunity for full growth and reproduction of small fishes.

    近年来,随着传统主要经济鱼类资源的衰减,导致小型经济鱼类获得充分繁殖生长机会,其相对与绝对数量明显增加。

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  • Nutrients in the ponds did not increase with the growth of fish, feeding and discharge, which indicated that the self-cleaning mechanism still support the cultured density.

    养殖周期内密养池塘中的营养物质没有生长、摄食量排泄量增加而逐渐增加说明池塘的自净机制可以支持当前的放养量。

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  • The synthetic seawater made of ornamental fish type sea salt is suitable for growth and reproduction of all tropical ornamental sea fishes and other ornamental sea creatures.

    海水观赏鱼海水素所配制人工海水适用所有热带海洋观赏鱼其他海域观赏性海洋生物生长、发育繁殖

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  • It can be used as sterilizing agent and growth promoter in the feed of chicken, fish or pig etc...

    本发明做为杀菌剂生长促进剂已应用于、鱼、猪饲料中,并取得显著的效果。

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  • Mainly work on fish population dynamics, including growth, mortality, recruitment and population dynamics.

    主要研究鱼类种群动力学包括海洋鱼类的生长死亡补充数量变动等。

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  • The result indicated that HSBP and DSPP both can substitute for the fish meal, do not affect growth of broilers and are also inexpensive in economy.

    结果显示,羊血球水解蛋白酸变性血浆蛋白代替鱼粉而影响肉鸡生长速度,且更为经济。

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  • Theresults indicate: 1 the growth lines on the scales of the fish vary along with its ages.

    其结果摘要如下:(1)布氏哲罗鲑鳞片随年龄而变化:每月长出二圈生长环线。

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  • With feed particle size and increase the growth of fish and fish population remained at about half full at the time.

    饲料粒径大小生长增大维持在鱼种口全开时的一半左右

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  • In this way, a free nautical miles in the growth of the sea became a wizard on such days Miyazato of keeping a fish.

    这样海里自由生长精灵这样成为天宫饲养的一条鱼。

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  • Put it another way, in this ever-changing world, knowledge accumulation is to personal growth what water is to fish.

    这个多变的时 代,知识积累对于个人成长对于鱼一样重要

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  • Put it another way, in this ever-changing world, creation to economic growth is what water is to fish.

    这个多变的时代,创造对于经济增长对于鱼一样重要。

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  • Researches indicate that soy proteins can be used partially or even completely to replace fish meal without affecting the growth of aquatic animals.

    研究表明豆类蛋白部分全部代替鱼粉而不影响鱼类生长和发育,但存在各种各样的限制因素,使得鱼类对其利用仍然不够理想。

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  • This rate of growth is such that the fish waste alone is enough to supply the needs for the plants.

    这个生长速度基于便便足够提供水草生长所需养分条件下得出的。

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  • Sea island with a lot of beautiful coral growth, gathered together with all kinds of life colorful tropical fish, just like a huge tropical Marine ecosystem, is a good place for leisure.

    环岛海域生长大量美丽珊瑚聚集生活各种色彩斑斓热带海鱼宛如巨大的热带海洋生态圈一个休闲度假地方

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  • Sea island with a lot of beautiful coral growth, gathered together with all kinds of life colorful tropical fish, just like a huge tropical Marine ecosystem, is a good place for leisure.

    环岛海域生长大量美丽珊瑚聚集生活各种色彩斑斓热带海鱼宛如巨大的热带海洋生态圈一个休闲度假地方

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