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Приказ резултата 21-30 од 74
Determinants of national minorities in border municipalities in Serbia / Determinante nacionalnih manjina u pograničnim opštinama Srbije
(Izdavačko preduzeće "Socijalna misao", Beograd, 2015)
The work indicate some of the key determinants of national minorities in Serbia. Special attention is devoted to the analysis of the basic characteristics of minorities in border municipalities, which are characterized by, ...
True bugs (Hemiptera, Heteroptera) as psyllid predators (Hemiptera, Psylloidea)
(Pensoft Publ, Sofia, 2013)
Data on natural enemies of psyllids are rare and can usually be found in papers about economically significant species. During an investigation of psyllid fauna in Serbia, natural enemies were investigated, too. True bugs ...
Aphids (Hemiptera: Aphididae) on wheat / Biljne vaši (Hemiptera: Aphididae) na pšenici
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2016)
Aphids (Hemiptera: Aphididae) are regularly occurring on wheat, more or less numerous, depending of the year. Direct damage, as yield losses and spoiled the baking quality of the grain, is made by aphids feeding on phloem ...
Humification degree of Rendzina soil humic acids influenced by carbonate leaching and land use / Uticaj procesa izluživanja i načina korišćenja rendzina na stepen humificiranosti huminskih kiselina
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2015)
The humification degrees of humic acids extracted from calcareous and decarbonated Rendzinas under different land use were characterized upon their optical properties, to evaluate the influence of carbonate leaching ...
The use of GIS methodology in jumping plant lice (Hemiptera: Psylloidae) studies in Serbia / Primena GIS metodologije u istraživanjima lisnih buva (Hemiptera: Psylloidea) u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2012)
Entomofaunistic studies contain a large number of data regarding the number of collected species, the number of individuals within species, time of collection, localities, species biology and morphology natural enemies and ...
Comparative morphological analysis of apple blister mite, Eriophyes mali nal.: A new pest in Serbia / Uporedna morfološka analiza eriofida plikastih gala lista jabuke, Eriophyes mali nal. - nove štetočine u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2014)
The apple blister mite, Eriophyes mali Nalepa, 1926 (Acari: Prostigmata: Eriophyoidea), has been recently found in Serbia as a new pest of apple. The history of its research, the results of a morphological analysis and ...
Models of financing the co-operatives / Modeli finansiranja zadruga
(Ministarstvo finansija Republike Srbije, Beograd, 2018)
Co-operative organizations in Serbia are facing a relatively unfavourable situation and limited opportunities fo r creating benefits for their members. One o f the obstacles to a significant contribution to the achievement ...
Contribution to the knowledge of Leucopomyia silesiaca (Egger, 1862), predator species of scale insects from Coccidae family, in Serbia / Prilog poznavanju vrste Leucopomyla silesiaca (Egger, 1862), predatora štitastih vaši iz familije Coccidae u Srbiji
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2016)
Leucopomyia silesiaca (Egger, 1862) is a small, greyish-black fly from Chamaemyiidae (Diptera) family. The larvae of this species prey on the eggs in the ovisac of scale insects from the Coccidae, Pseudococcidae, Eriococcidae ...
Janus compressus F. and Tetrops praeusta L.: Little known fruit pests in Serbia / Janus compressus F. i Tetrops praeusta L. - malo poznate štetočine voćaka u Srbiji
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2012)
In recent years, in more localities in Serbia, on apple and pear plantations, drying of primary shoots has been registered. Agents of this drying are two harmful insect species insufficiently known in Serbia, pear shoot ...
Lysiphlebus orientalis (Hymenoptera, Braconidae), a new invasive aphid parasitoid in Europe - evidence from molecular markers
(Cambridge Univ Press, Cambridge, 2013)
We report the occurrence of Lysiphlebus orientalis in Serbia, an aphid parasitoid from the Far East that is new to Europe and has the potential to become invasive. Our finding based on morphological characters is confirmed ...