3,895 research outputs found

    A sebgyógyulás folyamata, a krónikus seb definíciója, jellemzői, stádiumai

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    EFFECT OF DIFFERENT ECOLOGICAL ENVIRONMENTS ON ORGANIC CULTIVATED SOYBEAN (Glycine max (L.) Merril.)

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    In recent years different protein sources have gained importance. Crop cultivation plays an important role in meeting the demand for many of these. In order to improve the quantity and the quality of yields; we must acquire a complex ecological attitude and exercise a more rational use of natural resources. To succeed requires favourable material, technical and social circumstances. The exploitation of genetic capability – as a form of renewable resource – is a fundamental method for increasing yields. To do this we must harmonize the biological needs of the given variety, its ecological attributes, with the circumstances of its cultivation. Today, the soybean is one of the most important plant sources of protein and vegetable fats (Bódis and Kralovánszky 1988). In the past decade the crop area in Hungary devoted to soybeans has increased to almost 40,000 hectares. In 2012 organic cultivatation accounted for 491 hectares. Organic soy production for feedstock in organic animal husbandry is needed in Hungary as well as the rest of the EU. Current production in Hungary is just 10 % of the market demand. In Hungary the 2-2.2 t/ha average yield appears to be static for the time being (Kurnik and Szabó, 1987). The main reason for this appears to be related to variable weather conditions, most Hungarian soy production occurs under rained conditions. Unpredictable weather tests the genetic makeup of different varieties showing high amounts of variation under stressed conditions

    2016-ban is folytatódnak az ÖMKi ökológiai szójatermesztési kísérletei

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    A konvencionális mellett egyre nagyobb teret nyer az ökológiai gazdálkodásból származó szója iránti igény. A svájci FiBL (Forschungsinstitute für biologischen Landbau) ,,Bio Suisse Soy from Europe" projektjét Magyarországon 2014 óta az ÖMKi koordinálja. Minden évben 4-5 kísérleti helyszínen, 5-6 szójafajtával zajlanak a kísérletek, s több szántóföldi szakmai nap is megrendezésre kerül, így 2016-ban is

    Distribution of the Object Oriented Databases. A Viewpoint of the MVDB Model's Methodology and Architecture

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    In databases, much work has been done towards extending models with advanced tools such as view technology, schema evolution support, multiple classification, role modeling and viewpoints. Over the past years, most of the research dealing with the object multiple representation and evolution has proposed to enrich the monolithic vision of the classical object approach in which an object belongs to one hierarchy class. In particular, the integration of the viewpoint mechanism to the conventional object-oriented data model gives it flexibility and allows one to improve the modeling power of objects. The viewpoint paradigm refers to the multiple descriptions, the distribution, and the evolution of object. Also, it can be an undeniable contribution for a distributed design of complex databases. The motivation of this paper is to define an object data model integrating viewpoints in databases and to present a federated database architecture integrating multiple viewpoint sources following a local-as-extended-view data integration approach.object-oriented data model, OQL language, LAEV data integration approach, MVDB model, federated databases, Local-As-View Strategy.

    Szója fajtabemutató Héderváron

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    A bioszója-termesztés sajátosságai és az ÖMKi eddigi kutatási eredményei. Sója termesztés ismertetése a Lajtamag Kft-nél

    Dynamic scaling of fronts in the quantum XX chain

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    The dynamics of the transverse magnetization in the zero-temperature XX chain is studied with emphasis on fronts emerging from steplike initial magnetization profiles. The fronts move with fixed velocity and display a staircase like internal structure whose dynamic scaling is explored both analytically and numerically. The front region is found to spread with time sub-diffusively with the height and the width of the staircase steps scaling as t^(-1/3) and t^1/3, respectively. The areas under the steps are independent of time, thus the magnetization relaxes in quantized "steps" of spin-flips.Comment: 4 pages, 3 eps figures, RevTe
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