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Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade

Biologija i štetnost kurikinog štitaša, Unaspis euonymi (Comstock) na području Beograda

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Graora, Draga
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Abstract
Unaspis euonymi (Comstock) (Homoptera: Diaspididae) is a very dangerous pest of Euonymus spp. Numerous scale colonies and a high level of plant infestation provoke drying of leaves, branches and whole plants. As a result these plants have been less and less used in urban environment in the last few years. The biology and harmfulness of U. euonymi were studied on Euonymus plant, in several locations in the territory of Belgrade during 2004 and 2005. The species has three generations and over winters as mature female on trunks and branches of Euonymus. Due to a prolonged oviposition period, the generations are overlapping so that all developmental stages are continually present on plants. The level of infestation was examined on three plant species, Euonymus japonica, E. europea and E. fortunei, and E. japonica was the most frequently attacked plant was.
Unaspis euonymi (Comstock) (Homoptera:Diaspididae) je na području Beograda veoma opasna štetočina kurike, tj. biljaka iz roda Euonymus. Brojne kolonije vaši i visok stepen infestacije biljaka dovode do zastoja u porastu, sušenja lišća, pupoljaka, grana i celih biljaka, zbog čega se poslednjih godina Euonymus spp. sve manje koristi u ozelenjavanju urbanih površina. U više lokacija na teritoriji Beograda, biologija i štetnost U. euonymi proučavana je u 2004. i 2005. godini, na biljkama iz roda Euonymus. Utvrđeno je da vrsta ima tri generacije godišnje i da prezimljava u stadijumu polno zrele ženke na stablu i granama kurike. Razvučen period ovipozicije obezbeđuje stalno prisustvo svih razvojnih stadijuma što dovodi do preklapanja generacija. Praćenjem intenziteta napada na tri biljne vrste, Euonymus japonica, E. europea i E. fortunei, najjači napad je zabeležen na E. japonica, koja je najčešće zastupljena dekorativna biljka u urbanoj sredini.
Keywords:
Unaspis euonymi / Diaspididae / Euonymus spp. / harmfulness / Unaspis euonymi / Diaspididae / Euonymus / štetnost
Source:
Pesticidi i fitomedicina, 2007, 22, 3, 247-253
Publisher:
  • Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd

ISSN: 1820-3949

[ Google Scholar ]
Handle
https://hdl.handle.net/21.15107/rcub_agrospace_1476
URI
http://aspace.agrif.bg.ac.rs/handle/123456789/1476
Collections
  • Radovi istraživača / Researchers’ publications
Institution/Community
Poljoprivredni fakultet
TY  - JOUR
AU  - Graora, Draga
PY  - 2007
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/1476
AB  - Unaspis euonymi (Comstock) (Homoptera: Diaspididae) is a very dangerous pest of Euonymus spp. Numerous scale colonies and a high level of plant infestation provoke drying of leaves, branches and whole plants. As a result these plants have been less and less used in urban environment in the last few years. The biology and harmfulness of U. euonymi were studied on Euonymus plant, in several locations in the territory of Belgrade during 2004 and 2005. The species has three generations and over winters as mature female on trunks and branches of Euonymus. Due to a prolonged oviposition period, the generations are overlapping so that all developmental stages are continually present on plants. The level of infestation was examined on three plant species, Euonymus japonica, E. europea and E. fortunei, and E. japonica was the most frequently attacked plant was.
AB  - Unaspis euonymi (Comstock) (Homoptera:Diaspididae) je na području Beograda veoma opasna štetočina kurike, tj. biljaka iz roda Euonymus. Brojne kolonije vaši i visok stepen infestacije biljaka dovode do zastoja u porastu, sušenja lišća, pupoljaka, grana i celih biljaka, zbog čega se poslednjih godina Euonymus spp. sve manje koristi u ozelenjavanju urbanih površina. U više lokacija na teritoriji Beograda, biologija i štetnost U. euonymi proučavana je u 2004. i 2005. godini, na biljkama iz roda Euonymus. Utvrđeno je da vrsta ima tri generacije godišnje i da prezimljava u stadijumu polno zrele ženke na stablu i granama kurike. Razvučen period ovipozicije obezbeđuje stalno prisustvo svih razvojnih stadijuma što dovodi do preklapanja generacija. Praćenjem intenziteta napada na tri biljne vrste, Euonymus japonica, E. europea i E. fortunei, najjači napad je zabeležen na E. japonica, koja je najčešće zastupljena dekorativna biljka u urbanoj sredini.
PB  - Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd
T2  - Pesticidi i fitomedicina
T1  - Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade
T1  - Biologija i štetnost kurikinog štitaša, Unaspis euonymi (Comstock) na području Beograda
EP  - 253
IS  - 3
SP  - 247
VL  - 22
UR  - https://hdl.handle.net/21.15107/rcub_agrospace_1476
ER  - 
@article{
author = "Graora, Draga",
year = "2007",
abstract = "Unaspis euonymi (Comstock) (Homoptera: Diaspididae) is a very dangerous pest of Euonymus spp. Numerous scale colonies and a high level of plant infestation provoke drying of leaves, branches and whole plants. As a result these plants have been less and less used in urban environment in the last few years. The biology and harmfulness of U. euonymi were studied on Euonymus plant, in several locations in the territory of Belgrade during 2004 and 2005. The species has three generations and over winters as mature female on trunks and branches of Euonymus. Due to a prolonged oviposition period, the generations are overlapping so that all developmental stages are continually present on plants. The level of infestation was examined on three plant species, Euonymus japonica, E. europea and E. fortunei, and E. japonica was the most frequently attacked plant was., Unaspis euonymi (Comstock) (Homoptera:Diaspididae) je na području Beograda veoma opasna štetočina kurike, tj. biljaka iz roda Euonymus. Brojne kolonije vaši i visok stepen infestacije biljaka dovode do zastoja u porastu, sušenja lišća, pupoljaka, grana i celih biljaka, zbog čega se poslednjih godina Euonymus spp. sve manje koristi u ozelenjavanju urbanih površina. U više lokacija na teritoriji Beograda, biologija i štetnost U. euonymi proučavana je u 2004. i 2005. godini, na biljkama iz roda Euonymus. Utvrđeno je da vrsta ima tri generacije godišnje i da prezimljava u stadijumu polno zrele ženke na stablu i granama kurike. Razvučen period ovipozicije obezbeđuje stalno prisustvo svih razvojnih stadijuma što dovodi do preklapanja generacija. Praćenjem intenziteta napada na tri biljne vrste, Euonymus japonica, E. europea i E. fortunei, najjači napad je zabeležen na E. japonica, koja je najčešće zastupljena dekorativna biljka u urbanoj sredini.",
publisher = "Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd",
journal = "Pesticidi i fitomedicina",
title = "Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade, Biologija i štetnost kurikinog štitaša, Unaspis euonymi (Comstock) na području Beograda",
pages = "253-247",
number = "3",
volume = "22",
url = "https://hdl.handle.net/21.15107/rcub_agrospace_1476"
}
Graora, D.. (2007). Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade. in Pesticidi i fitomedicina
Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd., 22(3), 247-253.
https://hdl.handle.net/21.15107/rcub_agrospace_1476
Graora D. Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade. in Pesticidi i fitomedicina. 2007;22(3):247-253.
https://hdl.handle.net/21.15107/rcub_agrospace_1476 .
Graora, Draga, "Biology and harmfulness of Unaspis euonymi (Comstock) in the area of Belgrade" in Pesticidi i fitomedicina, 22, no. 3 (2007):247-253,
https://hdl.handle.net/21.15107/rcub_agrospace_1476 .

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