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Приказ резултата 31-40 од 55
Nectar production in species of the genus Galanthus L. (Amaryllidaceae) from Serbia / Nektarska produkcija vrsta roda Galanthus L. (Amaryllidaceae) sa područja Srbije
(Univerzitet u Beogradu - Šumarski fakultet, Beograd, 2014)
As a contribution to the study of the melliferous flora of Serbia, nectar production in two species of the genus Galanthus L. (G. nivalis L., and G. elwesii Hook.) was investigated. The intensity of nectar secretion was ...
Market as 'the invisible hand' or state interventionism as 'the visible hand' of economic policy / Tržište kao 'nevidljiva ruka' ili državni intervencionizam kao 'vidljiva ruka' ekonomske politike
(Naučno društvo agrarnih ekonomista Balkana, Beograd, Institut za ekonomiku poljoprivrede, Beograd i Akademija ekonomskih nauka, Bukurešt, 2011)
This paper presents two mutually opposed aspects of the market as a regulatory mechanism in the economy. From the aspect of entrepreneurship, the free operation of 'invisible hand' encourage the successful, but limits and ...
Jumping plant-louse Cacopsylla (Hepatopsella) bidens (Šulc, 1907) (Hemiptera, Psyllidae) new pest on pear in Serbia / Lisna buva Cacopsylla (Hepatopsylla) bidens (Šulc, 1907) (Hemiptera, Psyllidae) nova štetočina kruške u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2011)
The problem of jumping plant - lice, an important pest on pear, appeared in the middle of the twentieth century and represents a direct consequence of pear cultivation on large areas with intensive application of agrotechnical, ...
Scale insects (Hemiptera, Coccoidea) on stone fruit-trees in Serbia / Štitaste vaši (Hemiptera, Coccoidea) na koštičavim voćkama u Srbiji
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2010)
The most important scale in sects on stone fruit-trees in Serbia are Pseuda - ulacaspis pentagona (Targioni-Tozzetti) and Epidiaspis leperii (Signoret) from the family Diaspididae, and Parthenolecanium corni (Bouche) and ...
Natural enemies of Pseudaulacaspis pentagona Targioni -Tozzetti in Serbia / Prirodni neprijatelji Pseudaulacaspis pentagona Targioni -Tozzetti u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2008)
Five parasitoid and five predator species were registered on P. pentagona on 12 localities in Serbia and 27 in the area of Belgrade during 1997-2000. The parasitoid species registered were: Prospaltella berlesei (Howard), ...
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 ...
Analysis of the Distribution of Freshwater Fish in Serbia / Analiza distribucije sveže slatkovodne ribe u Srbiji
(7. International Conference “Water & Fish” Faculty of Agriculture, Belgrade-Zemun, Serbia, June, 10, 2015)
Previous studies of fish market were mainly related to the consumption and global tendencies, and less to distribution of freshwater fish, which in Serbia is mostly carried out via the retail trade. Therefore, this paper ...
Production of Soybean (Glycine Max.) in the World and in the Republic of Serbia / Proizvodnja soje (Glycine max.) u svetu i kod nas
(21. Savetovanje o biotehnologiji sa međunarodnim učešćem, Čačak, 11.- 12. 03. 2016., 2016)
Areas under soybean in the world in 2013 amounted to 111.27 million hectares, with the total production of 276.40 million tonnes. America is the world's largest producer of soybean, with an area of 85.63 million ha, or ...
The phenomenon of social exclusion in the period of transition in Serbia / Fenomen socijalne isključenosti u periodu tranzicije u Srbiji
(Sociološko društvo Srbije, Beograd, 2016)
This paper considered the phenomenon of social exclusion and the period of its introduction by numerous participants in Serbia. The research of this phenomenon is accompanied by the analysis of unemployment, poverty and ...
Bionomy of small spruce bud scale, Physokermes hemicryphus (Dalman) (Hemiptera: Coccidae) in Serbia / Bionomija male smrčine štitaste vaši, Physokermes hemicryphus (Dalman) (Hemiptera: Coccidae) u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2018)
Small spruce bud scale, Physokermes hemicryphus (Dalman) (Hemiptera: Coccidae), is a Holarctic, oligophagous species developing on plants of the genera Picea and Abies (Pinaceae). It is a serious pest of Picea abies in ...