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New records of helicopsyche bacescui (trichoptera, helicopsychidae) from the Balkan peninsula with notes on its habitat
(Hungarian Natural History Museum; Hungarian Academy of Sciences, 2009)
The species Helicopsyche bacescui in Europe has a disjunct area that is mainly situated south of 45 degrees N latitude and east of 22 degrees E longitude with an isolated smaller part in southwestern Hungary. Recent ...
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 ...
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, ...
Parasitoids and predators of armored scales in some orchards in Serbia / Parazitoidi i predatori štitastih vašiju iz familije Diaspididae u nekim voćnjacima u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2009)
Five parasitoid and five predator species were registered on four armored scale species in apple, pear, peach and plum orchards at 16 sites in Serbia. The armored scales found were: Diaspidiotus perniciosus (Comstock), ...
New Acaricalus species (Acari: Eriophyoidea) from Turkey oak, Quercus cerris L. (Fagaceae) and the new records for the fauna of Serbia / Nova vrsta roda Acaricalus (Acari: Eriophyoidea) sa cera, Quercus cerris L. (Fagaceae) i prilozi o novim vrstama u fauni Srbije
(Entomološko društvo Srbije, Beograd i Univerzitet u Beogradu - Biološki fakultet, 2009)
A new species of eriophyoid mite, Acaricalus cerriquerci n. sp. (Acari: Prostigmata: Eriophyoidea) collected from Turkey oak, Quercus cerris L. (Fagaceae), is described and illustrated. Differential diagnosis is provided ...
The influence of drainage canal network on groundwater regime in the catchment / Uticaj kanalske mreže za odvodnjavanje na režim podzemnih voda u slivu
(Jugoslovensko društvo za odvodnjavanje i navodnjavanje, Beograd, 2009)
Since the area of the southeastern Srem was extremely endangered by excess water, several drainage water systems had to be built. In order to define the efficiency of the drainage systems constructed in the fifties of the ...
State of the Art of Fishery in Serbia / Stanje ribarstva u Srbiji
(4. International Conference “Fishery” Faculty of Agriculture, Belgrade-Zemun, Serbia, May, 27 - 29., 2009)
Fishery in Serbia comprises of aquaculture and fishery.
Aquaculture in Serbia concerns fish culturing. For production of other aquatic animals, mainly ornamental plants and crayfish, only occasional interest and small ...
Technical-technological aspects of using machines and tools for new technologies in plant production / Tehničko-tehnološki aspekti upotrebe mašina i oruđa za nove tehnologije u biljnoj proizvodnji
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2009)
Agricultural production is complex process and it depends of various factors which can be controlled. Many of them can be improved by using of various means which are not friendly for environment and health of people. It ...