水螅

水螅和海葵的身体能产生芽。

The bodies of the hydra and sea anemone can produce buds .

黑龙江省强壮水螅遗传多样性的RAPD分析

Genetic Diversity of Hydra robusta in Heilongjiang Province by RAPD Analysis

四叶小舌水母（Liriopetetraphylla）是第一优势种，占水螅水母丰度的27.59%；

Liriope tetraphylla constituted the first dominance ( 27.59 % ) .

一种广泛分布于黑龙江省的大型具柄水螅被暂定为强壮水螅Hydrarobusta（IT（？）1947）。

A large and stalked fresh-water polyp widely distributed over Heilongjiang Province has been tentatively identified as Hydra robusta ( ITO 1947 ) .

结论：IPCV易误诊为湿性型AMD，但其ICGA显示的分支状脉络膜血管网及末梢的水螅状血管扩张有助于两者的诊断与鉴别诊断。

Conclusions : IPCV always masqueraded as AMD , but they were best identified with ICGA that could clearly show the branching choroidal vascular networks with polypoidal dilations .

小型底栖生物总丰度在季节之间差异显著（One-wayAnova，p0.01）.涡虫、缓步动物丰度的季节变化规律与小型底栖动物总丰度相同，水螅、轮虫的丰度也是秋季最高。

Abundance was highest in autumn and summer , and lowest in winter . There was significant difference among seasons ( One-Way ANOVA , p0.01 ) . Seasonal variation of abundance of Turbellaria and Tardigrada was the same as total meiofauna abundance .

在200mL培养液中放入1～5只强壮水螅（Hydrarobusta），然后再放入1只1～7d的凤尾鱼（Coiliamystus）鱼苗，以研究水螅对鱼苗早期生长发育的危害作用。

To investigate the hazards of Hydra robusta to fish fry of Coilia mystus at the earlier development stage , we designed an experiment to put a fish fry ( 1-7 days of age ) in the cultured solution of 200 milliliter contained 1-5 polyps .

食物浓度及低浓度镉对水螅种群动态的影响

Influence of Food Concentration and Low Cd Concentration on Hydra Population

虹吸滤池滤头的水螅堵塞及防治措施

Siphon Filter Nozzle Clogging Caused by Hydra and Its Preventive Measures

水螅致畸危害测试方法中体外代谢活化系统的建立利用钙调素对乳酸脱氢酶活性影响定量测定钙调素

Quantitative Assay of Calmodulin Based on Its Activation of Lactate Dehydrogenase

有些物种没有老化。例如水螅–

There are species that have no aging -- Hydra for example --

用水螅再生试验预筛检饮水氯化消毒副产物的致畸性

Prescreening Teratogenicity of Chlorinated Products in Drinking Water by Hydra Regeneration Assay

中国海域水螅水母类区系的初步分析

A preliminary analysis on the Hydromedusae fauna of the China Sea Areas

2003～2005年大亚湾水螅水母类生态研究

Study on ecology of Hydromedusae in Daya Bay from 2003 - 2005

中国海域水螅水母纲一新种和一新记录记述

A New Species and a New Record of Hydromedusae in China Seas

温度对水螅出芽速度的影响

The temperature affects on sprouting rate of Hydra robusta

东海水螅水母类生态研究钓鱼岛周围海域的水螅水母类

Ecological study on Hydromedusae in the East China Sea

珊瑚是由某些水螅体构成的。

Coral is formed by certain types of polyp .

水螅细胞重聚体技术在水质监测中的应用

Application of Hydra Reaggregation Technology to Water Quality Monitoring

台湾西部海域冬春季的水螅水母类和管水母类

Hydromedusae and Siphonophora in western waters of Taiwan Island during winter and spring

在研究范围内，30℃的水螅个体最小。

Hydra got the minimum body size at30 ℃ .

用水螅再生试验评价香烟烟雾的致畸性

Teratogenetic evaluation of cigarette smoke using Hydra regeneration assay

中国水螅属一新种（水螅虫纲：螅形目）

A new species of the genus Hydra from China ( hydrozoa : hydrida )

江苏近海水螅水母类、管水母类初步调查研究

A preliminary investigation on the Hydromedusae and siphonophores from the coast of Jiangsu Province

一种浮游或游动的海生移栖水螅水母，身体经常透明或有华丽的色彩。

A floating or swimming oceanic colony of polyps often transparent or showily colored .

近年来南京近郊很难采集到变形虫、草履虫、水螅等常见水生实验动物。

In recent years , it is difficult to collect common aquatic experimental animals .

汞对水螅重聚体的毒性作用

The Toxicity of Hg to the Hydra Reaggregate

这两个纲的许多种类都有水母型和水螅型的世代交替。

The two key link in many types of jellyfish are generational-type and Hydra type .

大连沿海的水螅水母

On Hydromedusae from Dalian Coast , china

淡水中独居的管状小型水螅。

Small tubular solitary freshwater hydrozoan polyp .