نتایج جستجو برای: mirnovoskaja 808 lt50
تعداد نتایج: 2227 فیلتر نتایج به سال:
The continuous culture of mosquitoes is a costly endeavor for vector biology laboratories. In addition to the resources that must be committed to colony maintenance, biological costs, including genetic drift and accidental colony loss, also can occur. Although alternatives do exist, their application to mosquitoes is limited. Mosquito cryopreservation remains elusive, and many important species...
Seventeen isolates ofMetarhizium anisopliae (Metschnikoff) Sorokin and three isolates of Beauveria bassiana (Balsamo) Vuillemin (Hypocreales: Clavicipitaceae) were evaluated for their pathogenicity to the adult pea leafminer, Liriomyza huidobrensis (Blanchard) (Diptera: Agromyzidae), in the laboratory. Flies were contaminated with dry conidia through a velvet material wrapped around the inner s...
زهرآگینی کنیدیها و بلاستوسپورهای تولیدی قارچ Metarhizium anisopliae در محیطهای کشت مختلف علیه پورهها و حشرات بالغ سن گندم Eurygaster integriceps بررسی شد. آزمایشها با آرایش فاکتوریل در قالب طرح کاملاً تصادفی با سه تکرار انجام شد. کلیۀ آزمونهای تعیین زهرآگینی به روش زیستسنجی غوطهوری با غلظتهای 103 تا 107 اسپور بر میلیلیتر انجام شد. نتایج نشان داد زهرآگینی بلاستوسپورها و کنیدیهای حاصل ...
A field population of Lutzomyia longipalpis from La Rinconada, Lara State, an endemic focus of visceral leishmaniasis in Venezuela, was tested for susceptibility to organochlorine (DDT 2%), carbamate (propoxur 0.01%), organophosphate (malathion 2%, fenitrothion 1%, and pirimiphos methyl 1%), and pyrethroid (deltamethrin 0.06%, lambdacyhalothrin 0.06%, and permethrin 0.2%) insecticides. Suscepti...
The cerambycid beetle Hedypathes betulinus (Klug) (Coleoptera: Cerambycidae) causes severe damage to yerba mate plants (Ilex paraguariensis (St. Hilaire) (Aquifoliales: Aquifoliaceae)), which results in large losses of production. In this study, the pathogenicity of entomopathogenic fungi of the species Beauveria bassiana (Balsamo-Crivelli) Vuillemin (Hypocreales: Cordycipitaceae), Metarhizium ...
A phototoxic target lipid model (PTLM) is developed to predict phototoxicity of individual polycyclic aromatic hydrocarbons (PAHs) measured either as median lethal concentration (LC50) or median lethal time (LT50) for a 50% toxic response. The model is able to account for the differences in the physical/chemical properties of PAHs, test species sensitivities, and variations in light source char...
http://ajs.sagepub.com/content/40/4/808 The online version of this article can be found at: DOI: 10.1177/0363546512437722 2012 40: 808 originally published online February 28, 2012 Am J Sports Med Huston, Amanda K. Haas, Karen Steger-May and for the Multicenter ACL Revision Study (MARS) Group Robert H. Brophy, Rick W. Wright, Tal S. David, Robert G. McCormack, Jon K. Sekiya, Steven J. Svoboda, ...
Survival after freezing was measured for seeds and germinants of four seedlots each of interior spruce (Picea glauca x engelmannii complex), lodgepole pine (Pinus contorta Dougl. ex Loud.), Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) and western red cedar (Thuja plicata Donn ex D. Donn). Effects of eight seed treatments on post-freezing survival of seeds and germinants were tested: dry, ...
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