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Приказ резултата 31-40 од 868
Influence of a trout farm on macrozoobenthos communities of the Trešnjica river, Serbia / Uticaj pastrmskog ribnjaka na zajednice makrozoobentosa reke Trešnjice, Srbija
(Srpsko biološko društvo, Beograd, i dr., 2009)
Trout farming poses an increasing threat to quality of the water of clean highland streams. Research of this problem has focused primarily on changes in physico-chemical composition of the water and structure of the river ...
Synthesis, characterization and biological activities of N-heteroaromatic hydrazones and their complexes with Pd(II), Pt(II) and Cd(II)
(Springer, Dordrecht, 2010)
Condensation derivatives of ethyl hydrazinoacetate with 2-formylpyridine and quinoline-2-carboxaldehyde were synthesized. Pd(II), Pt(II) and Cd(II) complexes with the 2-formylpyridine derivative and a Cd(II) complex with ...
Carbofuran in water: Subchronic toxicity to rats
(Elsevier Science Bv, Amsterdam, 2008)
Carbofuran toxicity on rats was studied during subchronic exposure. Female and male rats were administered carbofuran in drinking water in concentrations of 25, 100 and 400ppm for a period of 90 days. Clinical symptoms, ...
A comparison of major taste- and health-related compounds of Vaccinium berries
(Tubitak Scientific & Technical Research Council Turkey, Ankara, 2012)
The chemical fruit composition, phenolic profile, and corresponding total antioxidant activity of bilberry (Vaccinium myrtillus) and 2 commercial blueberry cultivars (Vaccinium corymbosum) were analyzed. Results from this ...
Genetic variability of seed yield and seed yield components of autochthonous Lolium perenne L. populations / Genetička varijabilnost prinosa i komponenti prinosa sjemena autohtonih populacija Lolium perenne L.
(Društvo genetičara Srbije, Beograd, 2013)
The aim of this study was to examine genetic variability, heritability and correlation of seed yield components and seed yield of progenies of autochthonous populations and cultivars of perennial ryegrass, and that on the ...
Variability and correlations between yield components of soybean [Glycine max (L.) Merr.] / Varijabilnost i međuzavisnost komponenti prinosa soje Glycine max (L.) Merr.
(Društvo genetičara Srbije, Beograd, 2012)
NS soybean cultivars were assessed for variability of and correlations between yield components and the effect of genotype - environment interaction on yield, yield component and morphological characteristics. Experiments ...
Accumulation of heavy metals in Medicago sativa L. and Trifolium pratense L. at the contaminated fluvisol / Akumulacija teških metala u Medicago sativa L. i Trifolium pratense L. na kontaminiranom fluvisolu
(Savez hemijskih inženjera, Beograd, 2013)
Recently, heavy metals concentrations increased in some agricultural areas due to the consequences of anthropogenic impacts. The aim of this study was to determine the level of heavy metals (As, Cr, Ni and Pb) in Medicago ...
Cs-137 and K-40 in some traditional herbal teas collected in the mountain regions of Serbia
(Taylor & Francis Ltd, Abingdon, 2014)
Herbal teas are an important part of traditional medicine in Serbia. The objective of the present study was to determine the activity concentrations of K-40 and Cs-137 in herbal tea, using the gamma spectroscopy method. ...
Gene flow from herbicide-resistant sunflower hybrids to weedy sunflower
(Springer Heidelberg, Heidelberg, 2015)
Weedy forms of cultivated sunflower (Helianthus annuus) are invasive species widely distributed in several regions of the world and are commonly controlled by applying acetohydroxyacid synthase (AHAS)-inhibiting herbicides, ...
Contractor choice optimization in complex projects
(Metalurgia International, 2013)
One of the most important problems that arise in the realization of any project and especially complex projects is contractor choice optimization of all its activities. The term choice optimization presumes the selection ...