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Приказ резултата 31-40 од 96
Energetic and environmental sustainability of sub-geothermal heat pump heating in Serbia
(Scibulcom Ltd, Sofia, 2012)
Feasibility of low enthalpy geothermal waters incorporation in Serbian energy source structure has been investigated. Energy potential of ground waters of modest temperature levels is usually neglected since they can not ...
The effect of ryegrass (Lolium italicum L.) stand densities on its competitive interaction with cleavers (Galium aparine L.)
(Tubitak Scientific & Technical Research Council Turkey, Ankara, 2012)
Italian ryegrass (Lolium italicum L. cv. Tetraflorum) seed production is an important industrial activity in Serbia. Cleavers (Galium aparine L.) interferes in Italian ryegrass seed production as well as in many other ...
Aphidiinae (Hymenoptera, Braconidae, Aphidiinae) from Slovenia, with description of a new Aphidius species
(Zootaxa, 2012)
Over the period 2006-2010, 40 species of primary parasitoids belonging to eleven genera were found and reared from 50 species of host aphids, from a total of 106 host plants collected from 62 localities all around Slovenia. ...
Effectiveness assessment of agricultural machinery based on fuzzy sets theory
(Pergamon-Elsevier Science Ltd, Oxford, 2012)
The quality of service of agricultural machinery represents one of the basic factors for successful agricultural production. In this sense, there is a clear need for defining the exact indicator of the quality of these ...
Near-infrared spectroscopy study for determination of adsorbed acetochlor in the organic and inorganic bentonites
(Pergamon-Elsevier Science Ltd, Oxford, 2012)
NIR spectroscopy is used to determine acetochlor herbicide adsorption on Na-montmorillonite (NaP) and organically modified montmorillonite (NaOM). Both montmorillonites NIR spectra shows bands at 7061 and 6791 cm(-1). ...
Determination of the organization systems quality level
(Technics Technologies Education Management, 2012)
This work presents one approach to guide organization systems towards a continuous meeting its stakeholders' needs. The approach starts from the stakeholders' needs and ends with the evaluation of the extent to which these ...
NIR and MIR spectroscopic characteristics of hydrophilic and hydrophobic bentonite treated with sulphuric acid
(Elsevier, Amsterdam, 2012)
Near-infrared (NIR) and mid-infrared (MIR) spectroscopy are irreplaceable methods for characterization of bentonites. The paper presents work on bentonites modified with inorganic Na+ and organic HDTMA(+) (hexaclecyltrim ...
Characterization of sunflower testing environments in Serbia
(Tubitak Scientific & Technical Research Council Turkey, Ankara, 2012)
A sunflower testing network that included 25 commercial hybrids and 26 sites in Serbia was analyzed by the sites regression biplot based on grain yield data in 2006 and 2007. The scientific aims of our study were to determine ...
Influence of the storage on bioactive compounds and sensory attributes of herbal liqueur
(Digest Journal of Nanomaterials and Biostructures, 2012)
Stability of bioactive compounds present in a herbal liqueur, as well as its sensory attributes were surveyed during a year - long storage under various conditions. The antioxidant activity, the total content of phenolic ...
Soil erosion modelling in the complex terrain of Pirot municipality
(Carpathian Journal of Earth and Environmental Sciences, 2012)
This paper aims at assessment of soil erosion potential and its spatial distribution on the 1235 km(2) area of municipality Pirot located in south-eastern Serbia. The study was conducted by using well-known Universal Soil ...