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Приказ резултата 31-40 од 63
Population variability of the species Polygonum aviculare L. / Populaciona varijabilnost vrste Polygonum aviculare L.
(Institute of Pesticides and Environmental Protection, 2006)
As Polygonum aviculare L. is characterized by exceptional polymorphism, 10 populations of this species were subjected to relevant morpho-anatomical investigation for a more detailed taxonomic determination. The following ...
Fiziološki parametri kao osnova razdvajanja rezistentnih od osetljivih populacija Chenopodium album L. prema atrazinu / Physiological parameters as a basis for differentiating between Chenopodium album L. plants resistant or susceptible to atrazine
(Institute of Pesticides and Environmental Protection, 2005)
A possibility of using physiological parameters for differentiating resistant and susceptible plants was investigated. Intensity of transpiration diffusive resistance and chlorophyll concentrations were measured. The ...
Plasmopara obducens: A new threat to the production of Impatiens Walleriana in Serbia / Plasmopara obducens - nova pretnja proizvodnji Impatiens Walleriana u Srbiji
(Institute of Pesticides and Environmental Protection, 2011)
During 2010, Impatiens walleriana plants with symptoms of downy mildew were collected in a greenhouse in the vicinity of Mionica, Kolubara District. Disease incidence was extremely high, approaching 100%, and wilting and ...
First report of tumorigenic Agrobacterium radiobacter on raspberry in Serbia / Prvi nalaz tumorogenih sojeva Agrobacterium radiobacter na malini u Srbiji
(Institute of Pesticides and Environmental Protection, 2007)
During the spring of 2003, gall symptoms on the roots and crowns of young raspberry plants cv. Vilamette were observed near Valjevo. Phytopathogenic bacteria were isolated from diseased plant samples. Based on the pathogenic, ...
Efficacy of different insecticides in controlling pollen beetle (Meligetes aeneus F.) in rapeseed crop / Efikasnost različitih insekticida u poljskim uslovima u suzbijanju repičinog sjajnika (Meligethes aeneus F.) u usevima ozime uljane repice
(Institute of Pesticides and Environmental Protection, 2013)
Since pollen beetle, M. aeneus, is usually controlled by insecticides, the efficacy of several compounds with different modes of action against adult beetles was studied in a threeyear field study. The selected insecticides ...
Weevils of the genus Ceutorhynchus germ associated with oilseed rape in Northern Serbia
(Institute of Pesticides and Environmental Protection, 2015)
Our research of the genus Ceutorhynchus associated with oilseed rape was conducted in northern parts of Serbia (Stari Žednik, Subotica). A specific assemblage of eight weevil species was found. The most numerous were stem ...
Phenology of cabbage stem flea beetle (Psylliodes chrysocephala L) in oilseed rape / Fenologija crvenoglavog buvača (Psylliodes chrysocephala L.) u uljanoj repici
(Institute of Pesticides and Environmental Protection, 2016)
The cabbage stem flea beetle (Psylliodeschrysocephala (L.) is an important pest of winter oilseed rape in Serbia. Beetles colonize oilseed rape in early October and are active in the field until first frost and wintertime. ...
Biology and harmfulness of Brassica pod midge (Dasineura brassicae Winn.) in winter oilseed rape / Biologija i štetnost mušice kupusne ljuske (Dasineura brassicae Winn.) na ozimoj uljanoj repici
(Institute of Pesticides and Environmental Protection, 2015)
The Brassica pod midge (Dasineura brassicae Winn.) is an important pest in oilseed rape (Brasica napus L.). It develops two generations per year and overwinters in the larval stage in cocoons in soil. Immigration of the ...
Evaluation of reactions of commercial and autochthonous apple cultivars to common diseases in Serbia under natural infection / Proučavanje osetljivosti komercijalnih i autohtonih sorti jabuke prema najznačajnijim bolestima u Srbiji u uslovima spontane zaraze
(Institute of Pesticides and Environmental Protection, 2017)
This study presents the results of a multiple-year evaluation (1991-1996; 2005-2007) of susceptibility of more than 100 apple cultivars to Venturia inaequalis, Podosphaera leucotricha and Erwinia amylovora under agroecological ...
Fungicide efficacy in peach rusty spot control in Serbia / Efikasnost fungicida za suzbijanje prouzrokovača rđaste mrežavosti plodova breskve u Srbiji
(Institute of Pesticides and Environmental Protection, 2010)
Rusty Spot has long been known as a harmful peach disease in many parts of the world. During the past several years, rusty spot infection of the late-maturing peach cultivars (Summerset, Suncrest, Fayette and O'Henry) ...