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Name
Environment. Technology. Resources.
Type
Journal
Items
457 Publications
Compatibility
OpenAIRE 3.0 (OA, funding)
OAI-PMH
http://journals.ru.lv/index.php/ETR/oai

 

  • Effect of Lignosilicon on the Content and Antioxidant Activity of the Polyphenols of Buckwheat Fagopyrum esculentum Moench

    Lignin preparations, introduced into soil jointly with buckwheat Fagopyrum esculentum Moench, variety 'Aiva' (cultivated throughout Latvia) seeds during the sowing in quantities of 20 kg ha-1 and 40 kg ha-1, exerted a favourable effect on the ned in alcohol extracts from the biomass of different morphological parts of buckwheat, were represented mainly by rutin. The content of rutin in the ethanol extracts from the biomass of flowers with bract reached the maximum values in the phase of accom...

    Software Provisioning of the Protech Integrated Engineering Automation System

    This is a presentation of the basic principle, operational functions and modules of the software for planning, programming and control of the serial production in the engineering automation system environment. We specified the software provisioning of the particular application and the benefits from its use in the manufacture process. There is a description of the available data bases for the input of the basic technological information about the work-pieces and details and for setting-up of ...

    AN ALGORITHM OF FUZZY INFERENCE SYSTEM FOR ISAR IMAGE CLASSIFICATION

    This article offers an original ISAR image classification procedure based on Mamdani fuzzy inference system (FIS) dedicated to compute multiple results each from different type of analyzing criteria. The modeling and information analysis of the FIS are developed to draw a general conclusion from several results each produced by classification from neural network. Simulation experiments are carried out in MATLAB environment.

    Thermal Insulation Materials From Sapropel And Hemp Shives (Cannabis Sativa L .)

    In Latvia, sapropel is an organic lake sediment that is formed from the remains of aquatic animals and aquatic plants, containing mineral particles (sand, clay, calcium carbonate and other compounds). Hemp is a rapidly growing multi – functional energy plant. Hemp seeds and fibre have a very high value on the world market , but in the world when processing hemp, shives of hemp remain as waste. The solution is found in the resources available in Latvia to use them for increasing energy efficie...

    МАТЕМАТИЧЕСКОЕ МОДЕЛИРОВАНИЕ НОРМИРОВАНИЯ НОВЫХ ХИМИЧЕСКИХ СОЕДИНЕНИЙ В ОБЪЕКТАХ ОКРУЖАЮЩЕЙ СРЕДЫ

    Стремительное развитие химии и энергетики, промышленного производства и расширение масштабов всех отраслей хозяйства, а также урбанизация с широким использованием предметов бытовой химии и автомобильного транспорта фактически приводят к прогрессивно нарастающему включению в биосферу свыше одного миллиона несвойственных природе химических веществ, а всего во всём мире известно более 4 миллионов химических веществ. Кроме того, получение каждого нового вещества связано с использованием не менее ...
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