养殖面积

系统消耗叶绿素a的总量大于单细胞藻类自繁产生的叶绿素a量，鱼类与贝类养殖面积匹配不平衡。

The total wastage of the system to chlorophyll-a was more than the quantity of the chlorophyll-a produced by the unicellular alga .

自1980年被引入我国后，虾夷扇贝的养殖面积不断扩大，对苗种的需求也不断增加。

Since 1980 it has been introduced into our country , demand for seed has been grown with farming area of expanding .

我国河蚬养殖面积大、产量高，其开发利用具有巨大的潜力。

Farming area of Corbicula fluminea in China is large and its yield is high , its development and utilization has great potential .

我国是世界渔业大国，水产养殖面积、产量均居世界首位。

China is a big country in fishery in world , the aquiculture area , yield both come to number 1 in the world .

虽然辽阔的养殖面积造就了水产加工企业的兴起，但同时也导致了大量鱼类废弃物的产生。

The vast cultivation area has made the aquatic products processing enterprises springing up , which produces lots of fish scraps at the same time .

3.2009年水产养殖面积较2005年下降了13.33%，内塘养殖面积下降了5.5%，河沟养殖面积降至零。

Aquiculture area decreased by 13.33 % in 2009 compared with 2005 , which decreased by 5.5 % in inland ponds and dropped to zero in ditches . 4 .

在学习了别人的经验知识后，罗先生把养殖面积扩大到了十亩，自己的养殖事业也渐渐开始步上正轨。

The experience of others in learning the knowledge , the Lo to expand the area to the ten-acre farming , his farming career gradually began to walk on the right track .

海洋生物资源丰富，沿海滩涂养殖面积达6.5万公顷，养殖蛏、蚶、蛎、虾、蟹、蛤等。

The tidal belt along the coast , with an area of65,000 hectares , breeds razor clams , sea clams , oysters , shrimps , crabs , hard clams and other kinds of marine life .

浙江温州沿海滩涂养殖面积达6.5万公顷，辽阔的养殖面积造就了水产加工企业的兴起，与此同时，也导致了大量鱼类废弃物的产生。

The cultivation area in coastal beach of Wenzhou in Zhejiang exceeds 65,000 hectares . The vast cultivation area has made the aquatic products processing enterprises springing up , which produces lots of fish scraps at the same time .

适宜海产品养殖的面积达2700平方公里。

700 square kilometres of sea are suitable for seafood farming .

而养殖场面积急剧增加，面积增加了3倍左右。

The area of breed farm has increased dramatically .

遥感监测的黄河三角洲平原水库及水产养殖场面积变化

Surveying area changes of plain reservoirs and aquafarms in the Yellow River Delta with remote sensing data

利用2002年4景ETM+作为遥感信息源，对海南省水产养殖的面积和位置进行了调查。

A survey was made to analyze the aquiculture in Hainan Province by using ETM + image data in 2002 as remote sensing information sources , which resolution was 15 m.

有27.74%、11.41%、9.33%和3.63%的养殖场面积分别是由非湿地、滩涂、盐田和水库与水塘转变而来的；

Most of the brine pan and the reservoir and pond were turned into the aquaculture . 27.74 % , 11.41 % , 9.33 % and 3.63 % aquaculture respectively was from the non-wetland , the silt beach , the brine pan and the reservoir and pond .

盐田、水库水面、养殖水面，面积总体呈增加趋势。

The areas of breed surface , salt pan and reservoir increase .

养殖扇贝大面积死亡的原因及对策

On the cause of large scale death of the cultured scallop and Its Counter-measure

大菱鲆作为名贵养殖品种，养殖面积不断扩大。

As an valuable aquaculture species , turbot farming area are expanded continuously .

具体分析了淡水池塘养殖生产中鱼池面积，劳动力与资金投入对总产量的影响程度，并提出了最佳综合养殖措施组合方案和养殖的最佳经营规模。

Effects of the pond size , labour force and capital investment on total production in freshwater fish farming are analysed in detail , and suggestions are made as to the optimum scope and overall management of a fish farm .

罗源湾1999年已经超容量养殖，必须调整养殖面积和数量，优化养殖种类结构，实现生态养殖，达到贝类养殖持续健康、高质、高效发展。

It is necessary to regulate the culture area and quantity , and to improve the culture structure of species and accomplish ecological culture , so that the sustainable development of shellfish culture can be attained .

近年来，我国的名特优水产养殖业发展较快，养殖种类不断增加，养殖面积不断扩大，而且正在向技术密集型、工业化、集约化以及企业集团化方向发展。

Aquaculture of famous-special-excellent species has rapidly developed in recent years , in China is characterized by increase of species and expansion of culture area , and will be developed based on the procedures of technical collectivization , industrialization , intensive culture by enterprise groups .

海水养殖鱼虾病害的频发，海域水环境的恶化均与盲目增加养殖密度，扩大养殖面积密切相关，越来越多的人意识到养殖环境容量的研究势在必行。

Aimless increment of aquaculture density and cultivating area is the chief causes of the frequently out-breaking of marine aquaculture disease and the deterioration of the marine environment .