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Приказ резултата 31-40 од 55
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, ...
The first finding of Stelidota geminata (Say) (Coleoptera: Nitidulidae) on strawberry fruits in Serbia / Prvi nalaz Stelidota geminata (Say) (Coleoptera: Nitidulidae) na plodovima jagode u Srbiji
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2011)
In Serbia, Stelidota geminata is for the first time found in 2011, in strawberry plantations on ripe fruits. Specimens of this species and strawberry fruits damages are established during harvest (last decade of May till ...
Aphids of genus Chaitophorus on poplars in Serbia / Biljne vaši roda Chaitophorus na topolama u Srbiji
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2011)
In the area of cultivation of poplars in Serbia, in recent years it has been increasing numbers of plant lice. Due to the increasing number of lice on plants, there were recordings of numerous and various plant injuries ...
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 ...
Cacopsylla picta (costalis Flor, 1861) (Förster, 1848) (Homoptera, Psyllidae) a new jumping plant louse species on apples in Serbia / Cacopsylla picta (costalis Flor, 1861) (Förster, 1848) (Homoptera, Psyllidae) nova vrsta lisne buve na jabuci u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2007)
Until recently only one jumping plant louse species Cacopsylla mali Schm. has been described on apples in domestic literature. Over the past few years investigations of Psylloidea on apples in Serbia have proved incidences ...
Importance and research status of scale insects (Homoptera, Coccoidea) in Serbia / Značaj i istraženost štitastih vaši (Homoptera, Coccoidea) u Srbiji
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2008)
Scale insects are dangerous pests on fruit trees, forest and ornamental plants. Feeding on the aerial parts of the plant they cause growth delay, fruit lack, branch and trunk dessication. Faunistics of this group of insects ...
Formation of Fe rhodochrosite in a natural hydrothermal system from the aspect of thermodynamics / Termodinamičko razmatranje obrazovanja Fe rodohrozita u prirodnom hidrotemalnom sistemu
(Geozavod, Beograd, 2003)
The conditions of origin and stability in a natural hydrothermal system have been modeled thermodynamically on the basis of the chemical composition of rhodochrosite "rosettes" and reniform rhodochrosite from Stari Trg-Trepča. ...
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 ...
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 ...