نتایج جستجو برای: maculipennis group
تعداد نتایج: 979365 فیلتر نتایج به سال:
this study investigated the effect of prior knowledge on the listening comprehension performance of fl learners. twenty students, male and female, drawn from the two intact groups of the senior and junior english language and literature majors were chosen as the participants of this study . the two groups were then randomly assigned into the experimental and control group. the experimental gr...
1. St. Louis virus has been successfully transmitted in the laboratory by the following 9 species of mosquitoes from 3 genera: Culex tarsalis, Culex pipiens, Culex coronator, Aedes lateralis, Aedes taeniorhynchus, Aedes vexans, Aedes nigromaculis, Theobaldia incidens, and Theobaldia inornata. 2. Though transmission has not been demonstrated, survival of the virus for more than a few days was sh...
The Oriental species of Microplitis Foerster are reviewed. 21 species are recognized from the Oriental region, of which two are described as new, Microplitis narendrani sp. nov. and M. pennatulae sp. nov., and Microplitis carinicollis (Cameron), M. demolitor Wilkinson, M. maculipennis (Szépligeti) and M. similis Lyle are redescribed. Four species, Microplitis areyongensis Austin & Dangerfield, ...
فرض کنید g یک گروه متناهی باشد به طوری که مربع هر درجه کاراکتر تحویل ناپذیر آن اندیس مرکز گروه را عاد می کند. آیا می توان نتیجه گرفت که گروه پوچتوان یا حتی حلپذیر است؟ همچنین در مورد بعضی از تعمیمهای فوقالذکر بحث خواهیم کرد. همچنین، تا چه اندازه ساختار یک گروه حلپذیر توسط بزرگترین درجه کاراکتر تحویل ناپذیر گروه تحت تاثیر قرار میگیرد مورد بحث قرار خواهد گرفت. let g be a finite group such tha...
the present study aimed to investigate the possible effects of focused highlighted error feedback on grammatical accuracy of writing among iranian intermediate efl learners. after selecting 52 homogenous participants from among 70 university students attending azad university of rasht and randomly dividing them into two intact groups of 26 students, the researcher exposed the participants of th...
The Costa Rican Systenus Loew (Diptera: Dolichopodidae: Medeterinae) are described, illustrated and keyed, and comprise nine new species: Systenus divericatus sp. nov., S. eboritibia sp. nov., S. emusorum sp. nov., S. flavifemoratus sp. nov., S. maculipennis sp. nov., S. naranjensis sp. nov., S. parkeri sp. nov., S. tenorio sp. nov., and S. zurqui sp. nov. Eight species are known only from Mala...
In 2009, 2589 mosquitoes were collected in northwest Italy and screened for orthobunyavirus RNA by RT-PCR. One pool of Anopheles maculipennis complex mosquitoes was found to be positive and a virus was isolated from that pool. The isolate was identified as Batai virus (BATV) by sequencing. Previously, BATV was detected in Italy, but limited data and no prior isolates existed. Full-length sequen...
the purpose of the present study is to find out whether bilinguals of khuzestan-arab origin or monolinguals of iranian origin code-switch during learning or speaking english and which group is more susceptible to code-switch. to this end, the students of 24 classes from high schools and pre- university centers were screened out, and interviewed and their voices and code-switchings were recorded...
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