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Prikaz rezultata 31-40 od 1227
Multigene sequence data and genetic diversity among 'Candidatus Phytoplasma ulmi' strains infecting Ulmus spp. in Serbia
(Wiley-Blackwell, Malden, 2011)
Elm yellows phytoplasmas (EY) belonging to the 16SrV-A subgroup were recently proposed as a new candidate species 'Candidatus Phytoplasma ulmi'. These pathogens infect elm trees, causing leaf yellowing and premature drying. ...
Morphological characters variability with longidorid nematode Longidorus euonymus Mali et Hooper, 1974 (Nematoda: Longidoridae) / Varijabilnost morfoloških karakteristika kopljaste nematode Longidorus euonymus Mali et Hooper, 1974 (Nematoda: Longidoridae)
(Institute for Plant Protection and Environment, Belgrade, 2007)
Morphological characters of Longidorus euonymus Mali et Hooper, 1974 from six localities: Vrtogos, Loznica, Kanjiza, Knjazevac, Nis and Subotica were studied. Morphological characters variability both qualitative and ...
Phenology and suppression of stem weevils (Ceutorhynchus napi gyllenhal and Ceutorhynchus pallidactylus Marsham) in oilseed rape in northern Serbia / Fenologija i suzbijanje stablovnih rilaša (Ceutorhynchus napi gyllenhal i Ceutorhynchus pallidactylus Marsham) u uljanoj repici na severu Srbije
(Institute of Pesticides and Environmental Protection, 2018)
Stem weevils (Ceutorhynchus pallidactylus and Ceutorhynchus napi) are significant pests of oilseed rape that farmers regularly suppress by insecticide treatments intended against Brassicogethes aeneus. Recent studies have ...
The identification of the causal agent of the pear decline in Serbia / Identifikacija prouzrokovača propadanja kruške u Srbiji
(Institute for Plant Protection and Environment, Belgrade, 2006)
The symptoms pf pear decline are present in Serbia since 1970s. Thirty years later it was proved that the causal agent of this decline is a phytoplasma. This parasite is widespread in Europe and the USA as well as the ...
Detection of Flavescence doree phytoplasma strain C on different grapevine cultivars in Serbian vineyards
(Scientific Issues Natl Centre Agrarian Sciences, Sofia, 2011)
The presence and distribution of grapevine phytoplasma Flavescence doree (FD) was investigated in the eight important viticultural areas of Serbia from 2005 to 2007. Overall 272 vineyards were investigated in 67 vineyard ...
Average yield of ZPCC 341 due to different percentage of fertile and sterile plants participation / Visina prosečnog prinosa ZPSC 341 u zavisnosti od procenta učešća fertilnih i sterilnih biljaka
(Nacionalno društvo za procesnu tehniku i eneregetiku u poljoprivredi, Novi Sad, 2016)
The aim of the study was to determine the changes in grain yields in relation to the sterile to fertile plants ratio. Total of 21 mixtures of 0, 5, 10 up to 100 % of fertile plants mixed with the sterile variant of the ...
Potential new hemipteran vectors of stolbur phytoplasma in Serbian vineyards
(Alma Mater Studiorum, Univ Bologna, Bologna, 2011)
The diversity of Auchenorrhyncha species was studied in vineyards affected by 'bois noir' (BN) and their surroundings in Serbia. Auchenorrhyncha specimens were collected for identification, statistic analysis and for stolbur ...
Parasitism of Trombidium brevimanum larvae on agrobiont linyphiid spiders from Germany
(Springer, Dordrecht, 2015)
An experiment on three differently-managed agricultural fields in Ahlum, Germany, which aimed at establishing the impact of different management systems on the biodiversity of predators and decomposers, yielded a significant ...
Poređenje tetrazolium testa, testa izdvojenog embriona i standardne klijavosti kod semena voćarskih i šumarskih vrsta / Comparison of tetrazolium, exised embryo and standard germination test at fruit and forest tree seeds
(Institut za primenu nauke u poljoprivredi, Beograd, 2005)
The tetrazolium test, (TTZ), is a fundamental method for quality testing of fruit and forest tree seeds. Results obtained by TTZ test could be in two days compared to the standard germination test that results could be in ...
Tuta absoluta (Meyrick, 1917) (Lepidoptera, Gelechiidae): A new pest of tomato in Serbia / Tuta absoluta (Meyrick, 1917) (Lepidoptera, Gelechiidae) - nova štetočina paradajza u Srbiji
(Institute of Pesticides and Environmental Protection, 2011)
Tomato leaf miner Tuta absoluta (Meyrick, 1917) (Lepidoptera: Gelechiidae), a devastating pest of tomato originating from South America has been recorded in Serbia on three localities: in tomato main greenhouse and open ...