搜索结果: 1-10 共查到“Daphnia magna”相关记录10条 . 查询时间(0.045 秒)
Interactions between limiting nutrients: Consequences for somatic and population growth of Daphnia magna
Interactions between limiting nutrients population growth of Daphnia magna
2014/4/17
To assess the significance of nutrient interactions on animal performance, life-history experiments were
conducted with the freshwater herbivore Daphnia magna in a system with two limiting nutrients ...
Rapid evolution of phenoloxidase expression, a component of innate immune function, in a natural population of Daphnia magna
Rapid evolution phenoloxidase expression innate immune function in a natural population Daphnia magna
2014/4/17
We show rapid microevolution of one component of invertebrate innate immunity, phenoloxidase activity, in a natural population of the water fleaDaphnia magna.InDaphniahatched out of different depths o...
The regulation of calcium in Daphnia magna reared in different calcium environments
The regulation of calcium Daphnia magna reared different calcium environments
2014/4/18
The specific content, dissolved uptake rate, dietary assimilation efficiency (AE), and efflux rate constant (ke) of calcium (Ca) were quantified in juvenile (4-d) and adult (10-d) Daphnia magna cultur...
The regulation of calcium in Daphnia magna reared in different calcium environments
Daphnia magna calcium environments
2014/4/18
The specific content, dissolved uptake rate, dietary assimilation efficiency (AE), and efflux rate constant (ke
) of
calcium (Ca) were quantified in juvenile (4-d) and adult (10-d) Daphnia magna cul...
为了制定除草剂在水环境中的允许浓度和排放标准,参照美国公共卫生协会等编著的《水和废水标准检验法》以及我国制定的大型溞Daphnia magna毒性测定方法,进行了丁草胺、吡嘧磺隆、苄嘧磺隆 3种稻田常用除草剂对大型溞的21 d慢性毒性试验。结果发现:随着除草剂浓度的升高,大型溞的产前发育期、产幼间隔期均缩短,每胎产幼数量先增加后减少;丁草胺各浓度处理组中,内禀增长率(rm)在0.157 2~0.3...
Stoichiometric regulation of carbon and phosphorus in P-deficient Daphnia magna
Stoichiometric regulation carbon phosphorus P-deficient Daphnia magna
2014/4/21
Daphnia magna were fed phosphorus-sufficient (+P) and P-deficient (2P) green algae Chlamydomonas reinhardtii (carbon : phosphorus ratio of C: P = 90 and 930 in molar, respectively) for 5 d to produce ...
Stoichiometric regulation of carbon and phosphorus in P-deficient Daphnia magna
Stoichiometric regulation of carbon phosphorus P-deficient Daphnia magna
2014/4/18
Daphnia magna were fed phosphorus-sufficient (+P) and P-deficient (2P) green algae Chlamydomonas reinhardtii (carbon : phosphorus ratio of C: P = 90 and 930 in molar, respectively) for 5 d to produce ...
Toxicity Evaluation of Wastewater Treatment Plant Effluents Using Daphnia magna
Acute toxicity Daphnia magna Wastewater
2010/2/5
Toxicity evaluation is an important parameter in wastewater quality monitoring as it provides the complete response of test organisms to all compounds in wastewater. The water flea Daphnia magna strau...
The Toxic Effects of Malathion (Organophosphate Insecticide) on the Daphnia magna Straus, 1820 (Crustacea, Cladocera)
Crustacea Cladocera Daphnia magna malathion toxicity
2010/3/30
The toxic effects of technical grade (95 %) malathion and commercial (25 %) malathion were investigated on young (£ 24 h old) Daphnia magna in static acute toxicity tests (24 and 48 h). The cult...
Trace metal assimilation and release budget in Daphnia magna
Trace metal assimilation release budget Daphnia magna
2014/5/26
The assimilation efficiency (AE), efflux rate, and release budget of Cd, Cr(III), Se(IV), and Zn by a freshwater zooplankton Daphnia magna were measured under different food concentrations. The AEs of...