Investigation on mosquito larvae breeding sites at Pudong international airport of Shanghai;
上海浦东机场蚊幼孳生地的调查
Control efficacy of 1% Temophos granule to mosquito larvae in the field;
1%双硫磷砂粒剂现场灭蚊幼效果研究
The results showed strain 99-11 in more high toxicity against mosquito larva than known strain.
通过物理、化学诱变筛选获得一株对蚊幼高毒的Bt菌株,编号为99-11。
Rana nigromacuata, Chinemys reveesii, Eriocheir sinensis, Monopterus albus, Misgurnus anguillicaudatus and Procambarus clarkii preying upon Oncomelania hupensis and the mosquito larvae were studied and compared.
叙述了青蛙、克氏原螯虾、乌龟、河蟹、黄鳝和泥鳅对钉螺和蚊幼的摄食对比实验 ,结果表明 ,它们每天摄食多少顺序为 :对钉螺 ,克氏原螯虾 >乌龟 >河蟹 >青蛙 ;对蚊幼 ,乌龟 >克氏原螯虾 >泥鳅 >黄鳝或青蛙 >河蟹 。
Study of killing and removal on chironomid larvae with oxidants in water treatment system;
给水处理过程中摇蚊幼虫的氧化杀灭与去除
Inactivation of Chironomid larvae from drinking water by ozone and its removal using ozone-GAC process;
饮用水中摇蚊幼虫的臭氧灭活及其臭氧-活性炭工艺协同去除
Experimental study on the inactivation effects of alternative oxidants on the Chironomid larvae;
几种常见氧化剂对水中摇蚊幼虫氧化杀灭效能的试验研究
Some primary factors(suspended solids, chironomidae larvae, nutrition)influencing the.
采用4级内循环式好氧生物膜反应器串联工艺对悬浮法聚氯乙烯(PVC)离心母液废水进行中试试验,研究了不同停留时间下系统对有机物和浊度的处理效果以及系统的抗冲击能力;观察了生物膜的生长和发展规律;对影响系统稳定运行的主要因素(悬浮物、摇蚊幼虫和营养物)进行了分析,并提出了相应的控制措施。
Study was conducted to investigate into fermentative condition of the control of chironomidae larvae(red worm) with Bacillus thuringiensis var.
i)用于摇蚊幼虫(即红虫)防治的菌种发酵条件。
Preliminary study was conducted to investigate into the control of chironomidae larvae in water environment with Bacillus thuringiensis var.
i简称)对水环境中出现的摇蚊幼虫的毒杀效果,并采用聚乙烯醇(PVA)加少量海藻酸钠及活性炭的方法固定B。
The bioassay of 3 type mosquito larvae treated by BsC-3-41mosqution-killed preparation and outdoor test were made, the results showed that:BsC-3-41 mosqutio-killed preparation caused higher poisonous effect to Culex fatigans Wiedemann than to Anopheles sinensis Wiedemann and Aedes albopictus Skuse.
通过以BsC3- 41杀蚊幼制剂对 3种蚊幼虫进行生物活性测定和野外灭蚊试验 ,结果表明 :该制剂对致乏库蚊CulexfatigansWiedemann的毒杀效果最好、对中华按蚊AnophelessinensisWiedemann次之、对白纹伊蚊AedesalbopictusSkuse的效果较差 ,2 4小时LC50值分别为 0 2 0 2 5 μg/ml、 2 5 363μg/ml和 5 9 730 2 μg/ml。
Twenty kinds of extracts from 8 species of Asteraceous plants were tested for their light-activated toxicities against mosquito larvae in the conditions of the presence and absence of near-UV light.
值得指出的是根甲醇索氏提取物在有或无近紫外光照条件下对两种蚊幼虫都非常高效，０１ｇ／Ｌ的致死率均为１００％。
Efficacy of mosquito larvicides against mosquito larvae in field
杀蚊幼剂对外环境水体蚊幼杀灭效果研究
Any of various small livebearers of the genus Gambusia that feed on mosquito larvae and are often used in mosquito control.
食蚊鱼一种食蚊鱼属主食蚊幼虫的卵生鱼，常被用于控制蚊子的生长
The Toxicity Effect of Ni、Hg and PCP to Chironomus Larva;
镍、汞和五氯酚对摇蚊幼虫的毒性作用
The Effect of Celangu Lin on Aedes Albopictus Larvae
苦皮藤素对白纹伊蚊幼虫毒杀的作用
Investigation into the results of control of malaria oubbreak in Yongcheng County by biological control of mosquito larvae
生物灭蚊幼控制永城市疟疾流行效果
Study on the Effect of Abate Granules Against the Mosquito Larvae in Rivers in Urban
双硫磷颗粒剂控制城镇市河蚊幼的效果研究
STUDIES ON THE RESIDUE DETERMINATION OF ABATE AND ITS USAGE IN MOSQUITO LARVA CONTROL
双硫磷的残效测定及其杀蚊幼虫效力的研究
Fuzzy Cluster Analysis of Population Dynamics of Field Larva of the Mosquito Aedes Albopictus
白纹伊蚊幼虫自然种群动态的模糊聚类分析
Application Research of Bacillus Thuringiensis Subsp. Israelensis on Mosquito Larvae Control;
苏云金杆菌以色列亚种防治蚊幼虫的应用研究
The Study on Effect Mechanism of Alpha-terthienyl to Aedes Albopictus Larvae;
α-三噻吩对白纹伊蚊幼虫作用机制的研究
The Effect of Alpha-terthienyl on Aedes Albopictus Larvae;
α-三噻吩对白纹伊蚊幼虫毒杀作用的研究
SURVEY ON SEASONAL GROWTH OF AEDES ALBOPICTUS LARVA AT GUANGZHOU XINFENG PORT;
广州市新风港区白纹伊蚊幼虫季节消长调查
Experimental study on the inactivation effects of chironomid larvae by ozone
臭氧对水中摇蚊幼虫氧化灭活效能试验
The Functional Response of Chrysopa sinica Tjeder to Obolodiplosis robiniae (Haldemann) Larvae
中华草蛉对刺槐叶瘿蚊幼虫的捕食功能反应
Investigation on breeding situation of mosquitoes in various plashes in urban areas of Chongqing
重庆市城区不同类型积水蚊幼虫孳生情况调查
Effects of chlorine dioxide on the inactivation of the chironomid larvae
二氧化氯对水源水中摇蚊幼虫灭活效果的研究
Indicator Organism Microdrili and Chironomdae in Dahuofang Reservoir
大伙房水库的指示生物水蚯蚓和摇蚊幼虫
The larva or pupa of a mosquito.
孑孓蚊子的幼虫或蛹