Single and binary-combined acute toxicity of heavy metal ion Hg~(2+),Cu~(2+),Cd~(2+),Ag~+,Zn~(2+) and Pb~(2+) to Hydra;
铜、铅、镉、锌、汞和银离子复合污染对水螅的急性毒性效应
Investigation on the teratogenesis from Eucommia Bark, Baikal Skullcap and Ramie root by using Hydra regeneration assay;
应用水螅再生试验初探杜仲等中药的致畸作用
Inhibitory effect of Cu~(2+),Cd~(2+) and Pb~(2+) on the feeding behavior of hydra;
铜、镉、铅离子对水螅摄食行为的抑制作用
Joint Toxicity Test of Heavy Meatal Ions Lead, Cadmium and Zinc to Hydra sp.;
铅、镉和锌3种重金属离子对水螅的联合毒性研究
Effects of temperature on population growth and body size of Hydra sp.;
温度对水螅种群增长和个体大小的影响
Scanning electron-microscopic observation on morphologic damage of Hydra pseudoligactis under Pb~(2+) and Cd~(2+) pollution;
Cd~(2+)和Pb~(2+)污染对拟寡水螅形态损伤的扫描电镜观察
Localization of AChE and NPY-like substance in Hydra pseudoligactis;
水螅AChE和NPY类似物的定位
Water environment adaptability and ecological groups of Hydroidomedusae in East China Sea
东海水螅水母环境适应与生态类群
Genetic Diversity of Hydra robusta in Heilongjiang Province by RAPD Analysis;
黑龙江省强壮水螅遗传多样性的RAPD分析
Hazards of Hydra robusta to Coilia mystus Fry;
强壮水螅对凤尾鱼苗的危害
In this paper,we introduced the studies on the toxicity of seven kinds of seven kinds of washing powder by using of Hydra robusta and Limnodrilus sp.
本文用七种洗衣粉分别对强壮水螅 (Hydrarobusta)和水丝蚓 (Limnodrilussp 。
anthozoan polyp
珊瑚虫, 珊瑚水螅
Of, relating to, or characteristic of a hydroid.
属于、或与水螅虫有关的，或有水螅虫特点的
The asexual polyp in the life cycle of a hydrozoan.
水螅虫类生命循环中的无性生殖水螅虫
A horny external covering that encloses the polyp colonies of certain hydrozoans.
（某些水螅体的）围膜包在某些水螅体外的角质物
feathery colony of long-branched stems bearing stalkless paired polyps.
身体柔软且分长叉的群居水螅，生养成对的无肉柄水螅。
A feeding zooid in a hydroid colony having an oral opening surrounded by tentacles.
水螅体水螅群体的一营养个体，有一周围生有触须的口部
small tubular solitary freshwater hydrozoan polyp.
淡水中独居的管状小型水螅。
A New Gen uS and Two New SpecieS of Hydroidomedusae from Taiwan Strait
台湾海峡水螅水母亚纲—新属二新种
Coral is formed by certain types of polyp.
珊瑚是由某些水螅体构成的.
GEOGRAPHICAL DISTRIBUTION OF HYDROMEDUSAE,SIPHONOPHORE AND CTENOPHORA IN BOHAI SEA AND YELLOW SEA
黄渤海水螅水母、管水母和栉水母的地理分布
Of, relating to, or belonging to the class Hydrozoa.
水螅水母类动物的水螅水母类的动物特性的，或属于此类的，或有这类动物有关系的
coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes.
以世代交替为特色的腔肠动物；通常群居的水螅阶段先于水母阶段；水螅和水母。
sessile hydroid that forms feathery colonies.
具有细弱分支软水母亚目水螅体的一个属。
A New Species and a New Record of Hydromedusae in China Seas
中国海域水螅水母纲一新种和一新记录记述
Any of several small freshwater polyps of the genus Hydra and related genera, having a naked cylindrical body and an oral opening surrounded by tentacles.
水螅任何几种水螅属或相近属的小型的、淡水珊瑚虫，身体呈圆柱形、表面无鳞甲，口部周围有触须
colonial coelenterates having the polyp phase dominant.
水螅阶段为主要生命形式的移居的腔肠动物。
Investigation on the teratogenesis from Eucommia Bark, Baikal Skullcap and Ramie root by using Hydra regeneration assay
应用水螅再生试验初探杜仲等中药的致畸作用
A SIMPLE,RAPID PRESCREEN OF DEVELOPMENTAL TOXICI-TY-HYDRA ASSAY
一种简单快速的发育毒性初筛方法──水螅试验