نتایج جستجو برای: کفشدوزک hippodamia variegata
تعداد نتایج: 1124 فیلتر نتایج به سال:
This study was conducted to determine the overwintering insect biodiversity in pistachio orchards of Middle Euphrates Valley, Turkey during 2017 and 2018 by artificial shelters. Artificial shelters were established five ?ehirba??, Karaba?, Meyanca, Baraj Ekenek locations. Ten trees selected within each orchard these covered with a burlap sack rest corrugated cardboard through September January....
hippodamia variegata (goeze) (coleoptera: coccinellidae) is one of the most prominent coccinellid predator of common pistachio psylla, in pistachio orchards. the experiment was performed under laboratory conditions i.e. 27±1oc 55±5 rh and 16:8 l: d. a cohort with about one hundred eggs- less than 24h old- was chosen and put in petri dishes. ladybeetle larvae were daily fed with pistachio psylla...
In recent years, marine algae have emerged as a rich and promising source of molecules with potent activities against various human pathogens. The widely distributed brown alga Lobophora variegata that is often associated with tropical coral reefs exerts strong antibacterial and antiprotozoal effects, but so far has not been associated with specific anti-viral activities. This study investigate...
PURPOSE Scrophularia variegata M. Beib. (Scrophulariaceae) is an Iranian medicinal plant which is used for various inflammatory disorders in traditional medicine. In this study we evaluated the anti-cancer and cytotoxic effects of the Scrophularia variegata (S. variegata) ethanolic extract on the human breast cancer cell line. METHODS The cytotoxicity effect of the extract on MCF-7 cells was ...
Although habitat loss and fragmentation threaten species throughout the world and are a major threat to biodiversity, it is apparent that some species are at greater risk of extinction in fragmented landscapes than others. Identification of these species and the characteristics that make them sensitive to habitat fragmentation has important implications for conservation management. Here, we pre...
An extensive survey of predatory Coccinellid beetles (Coleoptera: Coccinellidae) was conducted in the Chitral District, Pakistan, over a period of 7 months (April through October, 2001). A total of 2600 specimens of Coccinellids were collected from 12 different localities having altitudes from 1219.40–2651.63 m. Twelve different species belonging to 9 genera of 3 tribes and 2 sub-families were ...
نرخ شکارگری اساس هر پژوهش در برهمکنش شکار-شکارگر است و یکی از اجزای مهم در انتخاب شکارگران در کنترل بیولوژیک بهشمار میرود. نرخ شکارگری کفشدوزکHippodamia variegata (Goeze) با تغذیه از تراکمهای مختلف (20، 40، 60، 80 و 100) عدد از پورههای سن سوم شته پنبه Aphis gossypii Glover در شرایط آزمایشگاهی (1±25 درجه سلسیوس، رطوبت نسبی 5 ±65 درصد و دوره نوری 16 ساعت روشنایی و 8 ساعت تاریکی) بررسی شد. ...
Traditional plant healing for diabetes has shown a surging significance in the last few decades. Therefore, the purpose of this study was to evaluate the hypoglycemic effect of the aqueous extract of E.variegata bark in diabetic rats. Diabetes was induced in rats by intraperitoneal administration of 45 mg/kg of streptozotocin (STZ). The aqueous extract of E. variegata was administered in the ra...
Differences between taxa which have developed in allopatry can contribute to reproductive isolation in the case of secondary contact. Hybrid zones are ideal study systems in which to investigate the role of preand postzygotic mechanisms for the reduction or inhibition of gene flow. This thesis describes a hybrid zone between the fire-bellied toads Bombina bombina and B. variegata in Romania. Th...
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