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Prikaz rezultata 11-20 od 27
Oligotrophus betheli felt (Diptera:Cecidomyiidae), a new species in the fauna of Europe
(Srpsko biološko društvo, Beograd, i dr., 2010)
Oligotrophus betheli or the juniper tip midge is a North American species and its presence has been established only in Continental USA, on Juniperus spp. (Gagne, 1989). In the period between 2007 and 2009 this species was ...
Molecular characterization of the honeybee Apis mellifera carnica in Serbia / Molekularna karakterizacija medonosne pčele Apis mellifera carnica u Srbiji
(Srpsko biološko društvo, Beograd, i dr., 2009)
The sequences COI-COII of the mitochondrial DNA region in honeybee from four geographically distant regions in Serbia (Vršac, Knjaževac, Kraljevo, and Vranje) are analyzed. The research was conducted on eight different, ...
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 ...
New invasive species of aphids (hemiptera, aphididae) in Serbia and Montenegro
(Srpsko biološko društvo, Beograd, i dr., 2010)
Three new invasive species of aphids have been found in Serbia: Chaitophorus populifolli Essig, Myzocallis walshii (Monell) and Trichosiphonaphis polygonifoliae (Shinji) and two have been found in Montenegro: Aphis ...
The morphological variation of Myzus persicae (Hemiptera: Aphididae) from peach and tobacco in Serbia and Montenegro / Morfološka karakterizacija Myzus persicae (Hemiptera: Aphididae) sa breskve i duvana u Srbiji i Crnoj Gori
(Srpsko biološko društvo, Beograd, i dr., 2010)
Multivariate morphometric analysis was used to compare nine characteristics of 47 populations of Myzus persicae (Sulzer) originating from two host-plants, peach and tobacco, from 13 localities in 2004 and 34 localities in ...
Bionomy of spruce bud scale, Physokermes piceae (schrank) (Hemiptera: Coccidae) in the Belgrade area, Serbia
(Srpsko biološko društvo, Beograd, i dr., 2012)
Spruce bud scale, Physokermes piceae, develops on the genus Picea. Large colonies of this species are constantly present on Picea abies in green areas in the Belgrade territory, causing the drying of needles, branches and ...
Quality parameters and pattern recognition methods as a tool in tracing the regional origin of multifloral honey / Određivanje geografskog porekla polifloralnih medova pomoću parametara kvaliteta i metoda prepoznavanja obrazaca
(Srpsko hemijsko društvo, Beograd, 2013)
Multifloral honey was characterized in regards mineral to composition, sugar content and basic physicochemical properties. A total of 164 honey samples were collected from different regions of Serbia during the harvesting ...
Mineralogical study of clays from Dobrodo, Serbia, for use in ceramics
(Mineralogical Soc, Twickenham, 2019)
This study focuses on the mineralogical characterization of four raw clay samples from Dobrodo deposit, Serbia. Several analytical methods were applied to determine the chemical and mineralogical composition, morphology ...
Market characteristics and cluster analysis of non-wood forest products
(Croatian Forestry Soc, Zagreb, 2017)
The share of small and medium-sized enterprises (SMEs) is largely present in forestry, especially in the segment related to non-wood forest products (NWFPs) in Europe. They are also a dominant category in entrepreneurship ...
The life cycle and efficacy of anthribus nebulosus forster in reducing soft scale populations in Belgrade
(Parlar Scientific Publications (P S P), Freising, 2019)
Anthribus nebulosus Forster, 1770 (Coleoptera, Anthribidae) is a significant predator of soft scales from the Coccidae family. This paper presents data on the biology and efficacy of this species in Belgrade (Serbia) on ...