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Freshwater clam Corbicula fluminea is the most important freshwater bivalve in Taiwan.

台湾的养殖在台湾为所有二枚贝类中产量第三名,也是淡水贝类中产量第一名。

The production of Corbicula fluminea has been decreasing in recent years. The most difficult problem for farming Corbicula fluminea is lack of enough freshwater, due to the water pollution in Taiwan.

台湾养殖产量并没有年年增加,反而有所减少,主要是由於淡水资源的污染,以及超抽地下水导致地层下陷的影响,使得淡水资源的取得不易。

This year, despite the international financial crisis has not been ice-breaking, many export-enterprise support is still in the winter period, but the excellent enterprises in China are full of confidence, as Corbicula fluminea international market increasingly optimistic about the beginning of the year the price per ton has risen 70 U.S.

今年,尽管国际金融危机还未破冰,众多以出口为支撑的企业还处于寒冬期,但是佳华企业却信心满满,因为河的国际市场行情日趋看好,年初每吨价格已上涨70美元。

Corbicula fluminea; temperature ; body weight ; food density ; food quantity ; filter feeding rate ; assimilation efficiency

;温度;体重;饵料密度;饵料质量;滤食率;同化率

The goal of this dissertation is to develop a novel freshwater clam Corbicula fluminea-based on-line bimonitoring system as a bioassay tool to offer a real-time and cost-effective method to measure copper and cadminm concentrations in natural water resources.

本论文提出一崭新淡水亚洲为基础之线上生物监测系统作为生物鉴定工具,提供一即时且有效低成本量测法以侦测自然水资源中铜或镉浓度。

Benthic mollusk was mainly distributed in lake bends, among which, Alocinma longicornis and Bellamya were dominant in density, while Corbicula fluminea and Bellamya were dominant in biomass.

软体动物主要分布在湖湾,在密度方面,长角涵螺和环棱螺占优势,在生物量方面,河和环棱螺占优势。

In 2008 the Government's assistance, business-to-Taihu Corbicula fluminea aquaculture export expansion base, expansion of the breeding area of 5000 mu.

全年出口活4221吨,比07年上涨了25%,年创汇超过100万美元,带动雪堰130多户渔民致富,每户渔民年均增收4500元。

In addition, it was also found that, to some extent, the irrigation of Corbicula f1uminea had more or less influence on the nitrogen cycling in the Yangtze estuarine and tidal flat ecosystem.

软体动物河主要通过生理活动影响近表层沉积物中氮素的迁移、转化。

Using a comparative and simulative approach, this study quantitatively explored the effects of macrobenthos (Ilyoplax deschampsin and Corbicula fluminea) on the exchange of nitrogen across the sediment-water interface and the early diagenesis of nitrogen in tidal sediments from the Yangtze Estuary....

研究表明,谭氏泥蟹主要通过掘穴活动增加沉积物-水-气三相接触界面,促进沉积物中的无机氮(NH+ 4- N、NO- 2 -N和NO- 3- N)向上覆水体中扩散,并且也加快了沉积物中氮的氨化作用和硝化作用速率,而河则主要通过生理活动机制影响潮滩生态系统内氮素的迁移转化过程。

Based on the compared and simulated experiment, it was quantitively studied on the effect of macrobenthos (Ilyoplax deschampsin and Corbicula fluminea) on the exchange of nutrient across the sediment-water interface and the early diagenesis of nutrient in the tidal flat sediments from the Yangtze Estuary. Ilyoplax deschampsin and Corbicula fluminea affected the exchange of nutrient across the sediment-water interface by the different biological mechanisms.

本文依据长江河口滨岸潮滩大型底栖动物的自然分布特征,选取了两段典型的研究区域-崇明东部潮滩和浒浦岸段边滩,运用实验模拟和对比分析方法,定量地研究了大型底栖动物谭氏泥蟹和河对潮滩生态系统中营养盐的界面扩散及其早期成岩变化的影响。

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