نتایج جستجو برای: scolytus rugulosus
تعداد نتایج: 115 فیلتر نتایج به سال:
Lemon fruits are an important source of vitamin C, potassium, folate, carotenoids, polyphenols, coumarins and terpenes. These lemon compounds have antioxidant anti-inflammatory properties which beneficial effects on human health. This research aimed to elucidate the etiology blue green molds detected in Serbia. Using integrative identification approach, obtained isolates were characterized from...
The Nearctic bark beetle genus Scolytus Geoffroy was revised based in part on a molecular and morphological phylogeny. Monophyly of the native species was tested using mitochondrial (COI) and nuclear (28S, CAD, ArgK) genes and 43 morphological characters in parsimony and Bayesian phylogenetic analyses. Parsimony analyses of molecular and combined datasets provided mixed results while Bayesian a...
Volatile compounds emitted in different phases of oak (Quercus robur) development (bark, unopened buds, young developing leaves, and blossoms) were analyzed with the aim of finding possible host-plant attractants for the European oak bark beetle, Scolytus intricatus. Complex mixtures of aliphatic, aromatic, and terpenoid compounds were identified in the samples. (E)-2-Hexenal and hexanal domina...
به منظور شناسایی و بررسی مرفولوژیک گونه های سوسکهای پوستخوار درختان نارون طی سال 1390 از درختان ضعیف وآسیب دیده در بخش مرکزی استان گیلان نمونه برداری به عمل آمد. در مجموع 3 گونه (scolytus ecksteini (butovitsch,1929) ، s. pygmaeus (fabricius,1787 و (s. ensifer (eichhoff,1881 شناسایی شدند و صفت شاخص مرفولوژیک (وجود زایده خارمانند در حاشیه زیرین بندهای شکمی) که در تفکیک گونه های مختلف جمع ...
ADIATION-SENSITIVE mutants in bacteria have been reported repeatedly in recent years (s,ee SETLOW 1966). Several loci concerned with sensitivity have been mapped. Some of these mutants not only lacked the ability to repair damaged DNA but also failed to undergo genetic recombination (CLARK and MARGULIES 1965; HOWARD-FLANDERS and THERIOT 1966; VAN DE PUTTE et al. 1966). Among the eucaryotic orga...
Ochratoxin A (OTA) contamination has been established as a world-wide problem. In this study, the strains with the ability of OTA production were screened by analyzing the green fluorescence of the isolates colonies from the grapes in Zhenjiang with 365 nm UV light and confirmed by HPLC with fluorescent detection (HPLC-FLD). The results showed that seven isolates acquired the characteristic of ...
Garlic juice (dose equivalent to 3.3 g to 33 g garlic) mainly caused bradycardia in frog Rana tigerina. The disturbance in ventricular rhythm was observed prior to than that of atria. Rhythm was specially disturbed at higher doses causing bizarre pattern. Force of contraction of the heart also decreased with higher dose of the garlic extract. The results suggest that garlic extract has some ben...
* Correspondence: [email protected] Bark beetles (Coleoptera: Curculionidae: Scolytinae) are one of the most important pests of woody plants, with immense economic impact, attacking unthrifty, broken, over-mature, dying, or, rarely, even healthy hosts (Wood, 1982). Among bark beetle species, the larger European elm beetle, Scolytus scolytus (Fabricius, 1775), the smaller European elm beetle, ...
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