نتایج جستجو برای: golovinomycescf orontii on fraxinus sp
تعداد نتایج: 8485260 فیلتر نتایج به سال:
The histopathological changes of the second instar nymph of the mealybug Phenacoccus fraxinus infected with Lecanicillium lecanii strain 3.4505 were investigated using light, scanning and transmission electron microscopy. The results demonstrated that L. lecanii 3.4505 could infect P. fraxinus in a short period. At 24 h post-inoculation, the conidia of L. lecanii 3.4505 adhered to the indented ...
Various parasite species were found in Carassius carassius including Diplostomum spathaceum, Dactylogyrus sp.,Gyrodactylus sp. Ichthyophthirius multifiliis and Trichodinia sp . They were found in four rivers in West Azerbaijan Province (North-Western Iran) . A total of 207 live Carassius carassius from four rivers including Aras (72) Zariyneh (42) Nazlo (58) and Barandoz (35) were studied. Pa...
This paper proposes a novel efficient Non-Uniform Cache Architecture (NUCA) scheme for the Last-Level Cache (LLC) to reduce the average on-chip access latency and improve core isolation in Chip Multiprocessors (CMP). The architecture proposed is expected to improve upon the various NUCA schemes proposed so far such as S-NUCA, D-NUCA and SP-NUCA[9][10][5] in terms of average access latency witho...
Priority habitat types (HTs) within the Natura 2000 network are of highest importance for conservation in Europe. However, they often occur smaller areas and their status is not well understood. One such HT that Tilio–Acerion forests slopes, screes ravines (9180*). The study site, Boč–Haloze–Donačka gora, Sub-Pannonian region eastern Slovenia characterized by a matrix European beech includes ra...
Introduction of and invasion by alien plant pathogens represents the main cause of emerging infectious diseases affecting domesticated and wild plant species worldwide. The trade in living plants is the most common pathway of introduction. Many of the alien tree pathogens recently introduced into Europe were not previously included on any quarantine lists. To help determine the potential risk o...
We tested which factors explain the distribution pattern of the epiphytic moss Neckera pennata on three spatial scales using the framework of generalized linear models. First, we tested which factors explained its occurrence in forest stands in a 2500 ha landscape. At this scale, we also tested the effect of the historic landscape structure. We recorded its occurrence in all suitable stands. Th...
In excised embryos of Fraxinus ornus, the first macroscopic sign of germination is a curvature near the root apex. Histological studies show that this curvature is due to cell elongation on the convex side and is accompanied by cell division. Metabolic changes, manifested by the disintegration of protein bodies and tissue differentiation, also occur during this time. In embryos treated with phl...
The aim of this study was to investigate soil respiration in the plantation stands of Acer velutinum, Quercus castaneifolia, Fraxinus excelsior and Pinus brutia and to compare them with the natural stands in Sari educational-research forest of Darabkola. In order to measure physical and chemical properties of soil in each stand, 10 points were selected systematic randomly and samples were taken...
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