نتایج جستجو برای: larvae
تعداد نتایج: 32769 فیلتر نتایج به سال:
pollen, honey, larvae, pupa and adult honey bees were collected from apiaries in taleghan, karadj region to assess the fungal infections. several larvae were found in culture media of digestive system of adult bees and pollen through the experiment. the larvae then were incubated to grow up and reach to the adult stage. morphological and systematic studies on samples of larvae and adults reve...
the mill moth, ephestia kuehniella zeller and indian meal moth, plodia interpunctella (hubner) are two injuriously important pests of stored products worldwide. harobracon hebetor (say) has been used as a biological control agent of moth’s larva in peanut storehouses and as well in packaged cereal products. in the present study, the efficacy of h. hebetor in parasitizing larva of the mill moth ...
این مطالعه با هدف شناسایی و طبقه بندی زئوپلانکتون های تالاب هورالعظیم ( n ´57/?41 –´ 16/?47 و e ´47/?31– ?41) از بهار تا زمستان سال1390 ، انجام گرفت. نمونه برداری به صورت ماهیانه و با استفاده از از تور پلانکتون گیری با چشمه های 100 میکرون از 4 ایستگاه و در عمق5/1 تا2 متری انجام شد. سپس نمونه های جمع آوری شده شمارش و با استفاده از کلیدهای شناسایی معتبر، شناسایی گردیدند. طبق این بررسی، 35 گونه از...
Two hundred and ninty four engorged female ticks were collected from 4 different geographical regions for assessment of tick resistance against acaricide compounds.The 15-21 day- old larvae have been tested in accordance with FAO recommended larvae packet test . Resistant factor for each region was calculated by LC50 and LC99. Minimum LC50 (0.008)and, Maximum LC50 (0.024) for Amitraz wer...
background: there is very little information about the mosquito fauna of qom province, central iran. by now only three species; anopheles claviger , an. multicolor , and an. superpictus have been reported in the province. to study mosquito fauna and providing a primary checklist, an investigation was carried out on a collection of mosquitoes in this province. methods: to study the mosquito (dip...
background: gnathostoma spinigerum causes larva migran in human which is endemic in southeast asia. information regarding larva migration is limited. in this study, we investigated the parasite migration by recovery of worms from the whole body of mouse after oral infection with advanced third stage larvae (al3). the percentage of blood eosinophils was examined in parallel. methods: mice were ...
Recently, the nutritional requirements of marine finfish larvae have received considerable attention, and studies have shown that docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA) and arachidonic acid (ARA) affects the growth and survival of marine finfish larvae. This study investigated the effects of different Artemia enrichments containing variable amounts of DHA and EPA on the gro...
abstract: the potato tuberworm, phthorimaea operculella (zeller), is an important insect pest of potato (solanum tuberosum l.) in the storage and field in most parts of the world especially in tropical and subtropical regions due to its close relationship with the host, high reproductive potential and high economic losses. information on host preference, life table parameters and digestive en...
myiasis is the invasion of vertebrates' tissue by the larvae of a fly of the order diptera. the objective of this paper is to present a rare case of secondary myiasis of ocular infestation by chrysomya bezziana. a 55-year-old female from sar village of mazandaran province, northern iran), referred to khatam al-anbia hospital of mashhad with extensive destruction of left orbital cavity. existenc...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید