Претраживање
Приказ резултата 931-939 од 939
Sorbus x semipinnata Hedlund (Rosaceae), a taxon newly recorded for the dendroflora of Serbia
(Institut za botaniku i botaničku baštu "Jevremovac", Biološki fakultet, 2018)
This paper presents the first record of a taxon here newly recorded in the dendroflora of Serbia,
namely Sorbus × semipinnata Hedlund (Rosaceae), as well as some notes on morphological
properties of material from the ...
The possibility of using river hopper barges as aquaculture facilities
(Čačak : Faculty of Agronomy, 2010)
Nasleđe srpske hemije u Galeriji nauke i tehnike SANU
(Srpsko hemijsko društvo, 2014)
У септембру 2013. године навршило се 160 година од тренутка када је 1853. године кнез Александар Карађорђевић одобрио ново устројство београдског Лицеја, једине високошколске установе у ондашњој Србији. Документом „Устројеније ...
Desert crossing strategies of migrant songbirds vary between and within species
(nature, 2019)
Each year, billions of songbirds cross large ecological barriers during their migration. Understanding
how they perform this incredible task is crucial to predict how global change may threaten the safety
of such journeys. ...
A comparative study of antioxidative activities of cell-wall polysaccharides
(Elsevier Sci Ltd, Oxford, 2011)
Oxidative burst in plants is elicited by biotic and abiotic stressors. Analogously to some monosaccharides which act as intracellular antioxidants, cell-wall polysaccharides may be in charge of buffering free-radical ...
WHEAT STRAW CONVERSION BY ENZYMATIC SYSTEM OF GANODERMA LUCIDUM
(NC State University, 2010)
The purpose of this study was to resolve the question of whether various nitrogen sources and concentrations affect characteristics of selected G. lucidum ligninolytic enzymes participating in wheat straw fermentation. ...
UV-irradiation provokes generation of superoxide on cell wall polygalacturonic acid
(Wiley, Hoboken, 2013)
We examined the redox effects of UV irradiation on cell wall isolates from Pisum sativum leaves, and polygalacturonic and galacturonic acid, in the presence of hydrogen peroxide. For this purpose, electron paramagnetic ...
Optical properties and plasmon – Two different phonons coupling in ZnGeAs2 + Mn
(Journal of Alloys and Compounds, 2013)
Optical properties of p-type Zn1−xMnxGeAs2 for 0 ⩽ x ⩽ 0.078 were investigated by Raman spectroscopy at room temperature. Phonons of ZnGeAs2 are experimentally determined and they are in excellent agreement with those ...
Karakterizacija feritnih EMI potiskivača i transformatora korišćenjem vektorskog analizatora mreža / CHARACTERIZATION OF THE FERRITE EMI SUPPRESSORS AND TRANSFORMERS
(Savez službenika privredno upravnih ustanova Jugoslavije, 2010)
U ovom radu su prikazane metode za karakterizaciju feritnih EMI potiskivača i transformatora bazirane na merenju S-parametara, korišćenjem vektorskog analizatora mreža i specijalno razvijenih PCB prilagodnih stepena. Feritni ...