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Приказ резултата 31-40 од 66
Predators and parasitoids of Cacopsylla pyri (L.) (Hemiptera: Psyllidae) in Serbia / Predatori i parazitoidi Cacopsylla pyri (L.) (Hemiptera: Psyllidae) u Srbiji
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2010)
The presence of C. pyri and its natural enemies was studied in both treated and untreated pear orchards in Serbia from 2005 to 2009. Five parasitoid and 21 predator species were identified as present on a considerable ...
Aphids (Aphididae, Hemiptera) of stone fruit trees / Biljne vaši (Hemiptera, Aphididae) koštičavih voćaka
(Univerzitet u Novom Sadu - Poljoprivredni fakultet - Departman za zaštitu bilja i životne sredine "dr Pavla Vukasovića", Novi Sad, 2010)
Several aphid species are present on the stone fruit trees, but only seven are economically significant. Basic morphological data with symptoms, host plants, biology, distribution and vector activities have been mentioned ...
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 ...
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 ...
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 ...
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 ...
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 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 ...
Checklist of jumping plant-lice (Hemiptera: Psylloidea) in Serbia / Spisak vrsta lisnih buva (Hemiptera, Psylloidea) u Srbiji
(Entomološko društvo Srbije, Beograd i Univerzitet u Beogradu - Biološki fakultet, 2010)
The fauna of jumping plant-lice (Hemiptera: Psylloidea) of Serbia is reviewed based on extensive recent field work and previously published data. In total, 63 species are reported, 44 for the first time from the country. ...