使用本发明方法，可显著改善池塘养殖生态环境。
The present invention can improve the ecological environment of aquiculture pond obviously.
池塘养殖中的对比试验表明：在草鱼种饲料中添加0。
Pond culture of grass carp fingerling was studied after adding 0.
这些技术包括开放式池塘养殖藻类，以及将藻类培植在密封管中的生物反应器技术。
These will include open ponds as well as bioreactors, where the algae are grown in sealed tubes.
在池塘养殖条件下，对大眼鱼师鲈消化器官蛋白酶活性进行了测定分析。
Protease activity in the digestive organs of Wallege from the culture pond were measured.
本发明涉及一种养殖池塘的水质在线监测方法和系统，属于池塘养殖领域。
The invention relates to an on-line water quality monitoring method and an on-line water quality monitoring system of aquaculture ponds, which belong to the field of pond culture.
本文应用随机边界产量函数对我国鲤科鱼类池塘养殖的技术效率进行了分析。
The pap er focused on technical efficiency of carp production in China by using the production frontier and technical inefficiency model.
在相同池塘养殖条件下，迸行了雌核发育鲢各系(当年鱼)及与普通鲢的生长对比试验。
The paper deals with growth comparison between different strains of gynogenetic silver carp and common silver carp at age 1 under the same culture condition in ponds.
池塘养殖是我国最重要的水产养殖生产方式，2004年其产量占到淡水养殖产量的70.36%。
Pond fish culture is the most important aquaculture model in China. In 2004, pond fish production accounts for 70.36% of total freshwater aquaculture production.
为了探索奥尼罗非鱼池塘当年养成达出口规格的模式，进行池塘养殖当年繁殖的奥尼罗非鱼苗种达出口规格的试验。
Experiment of raising techniques for the exportable size of the fry in Blue-Nile Tilapia within one year was conducted in pond.
还有不必将红树林地区改造为池塘便可在这些地区进行鱼类和贝类养殖的办法，如筏式养殖和浮式网箱。
And there are ways in which cultivation of fish and shellfish can be undertaken within mangrove areas without the need for conversion of these into ponds. Raft culture and floating cages for instance.
从更大的范围讲，养殖渔民会在选择池塘重建地点问题上受到限制。
On a larger scale, the fish farmers may be restricted as to where they can rebuild ponds.
斯蒂芬.霍尔说，他们也许还能吃得上鱼，不过这些鱼越来越多是来自建在大海、湖泊和池塘里的水产养殖场。
Stephen Hall thinks they probably will, but he says the fish will increasingly come from aquaculture - fish farms in the sea, lakes or ponds.
但在池塘中养殖的藻类需要人力照顾并且池塘也占用了本可用作他用的土地。
These have to be nurtured in ponds that require attention and occupy land that could be used for other things.
清理和修复水产养殖和海水养殖池塘、受损的网箱和水产养殖孵化场及培训中心将是优先重点。
Clean-up and repairing aquaculture and mariculture ponds, damaged cages and aquaculture hatcheries and training centres will be a priority.
传统的海水养殖在印度尼西亚有几百年的历史。它包括在人工池塘中养殖专门的海水或半咸水动物。
Traditionally mariculture, involving the use of a system of man-made ponds in rearing specific Marine or brackish-water animals, has been practised in Indonesia for hundreds of years.
美国的鲶鱼养殖户几十年前引进了亚洲鲤鱼用来消灭池塘中的藻类，一部分亚洲鲤鱼逃到野外并游向密西西比河。
Catfish farmers in the U.S. imported Asian carp decades ago to eat up the algae in their ponds; the fish slowly escaped into the wild and have been making their way up the Mississippi River.
又小又浅的池塘里挤满了克氏螯虾，并被用于商业化的养殖。
Small, shallow ponds have been stocked with red swamp crawfish and are managed for commercial production.
主要适用于机械化养鳗鱼及对虾高产养殖池塘的增氧。
It is mainly applied to mechanized eel farming and oxygen increasing in high-yielding prawn pond.
该系统训练后的神经网络模型，能实现对养殖池塘水质的预测。
The trained neural network model of this system, network model after training of can be able to predict water quality of the breeding ponds.
本实验创立了二种水产养殖池塘底泥总氮含量简易测定法，分别称为总氨法和硝酸盐法。
Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.
斯蒂芬·霍尔说，他们也许还能吃得上鱼，不过这些鱼越来越多是来自建在大海、湖泊和池塘里的水产养殖场。
Stephen Hall thinks they probably will, but he says the fish will increasingly come from aquaculture - fish farms in the sea, lakes or ponds.
由于近海水域生态环境因素的变化，赤潮生物常常侵袭到海水养殖池塘中，给养殖业造成严重威胁。
Due to the changes of the aquatic environment throughout the coastal area in the world, the red tides keep on bringing damage to the breeding ponds, which has caused serious impacts.
在养殖周期内密养池塘中的营养物质并没有随鱼的生长、摄食量和排泄量的增加而逐渐增加，说明池塘的自净机制可以支持当前的放养量。
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.
覆膜池塘循环水养殖体系是节能、无污染的新型养殖模式。
Recycled water aquiculture system of covering membrane etange is the new aquiculture model of energy conservation and less pollution.
暴雨或大雨后，养殖池塘的水域环境发生巨大的变化，可能增加对虾发病及死亡的几率。
Furthermore, the risk of morbidity and mortality in shrimps may increase. The influence of severe weather condition on environment of shrimp pond is sel...
将15万粒瓦氏雅罗鱼受精卵移植到呼和浩特市“2814”项目区的盐碱池塘，以研究其在盐碱池塘环境下的养殖技术与生长速度。
To test the raising technology and productivity of raising Leuciscus waleckii (Dybowski) in 2814" saline-alkali pond in Huhhot, 150000 larvae from Dali lake were taken to the pond."
将15万粒瓦氏雅罗鱼受精卵移植到呼和浩特市“2814”项目区的盐碱池塘，以研究其在盐碱池塘环境下的养殖技术与生长速度。
To test the raising technology and productivity of raising Leuciscus waleckii (Dybowski) in 2814" saline-alkali pond in Huhhot, 150000 larvae from Dali lake were taken to the pond."
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