Претраживање
Приказ резултата 51-60 од 707
Management of western corn rootworm (Diabrotica virgifera virgifera) / Suzbijanje kukuruzove zlatice Diabrotica virgifera virgifera
(Institute of Pesticides and Environmental Protection, 2012)
Western corn rootworm (WCR) was registered for the first time in Europe near the Surčin international airport in Serbia in 1992. The spread of WCR on the territory of Serbia and its population density increased fast. The ...
Optimal timing of fungicide applications for the control of Podosphaera leucotricha, the causal agent of peach rusty spot in Serbia / Optimalni rokovi primene fungicida za suzbijanje Podosphaera leucotricha, prouzrokovača rđaste mrežavosti plodova breskve u Srbiji
(Institute of Pesticides and Environmental Protection, 2011)
Peach rusty spot has regularly occurred in Serbia in recent years, causing significant economic losses in the production of late maturing cultivars (Summerset, Suncrest, Fayette and O'Henry). Concerns regarding the etiology ...
Epicoccum nigrum the new pathogen of sorghum seed in Serbia / Epicoccum nigrum novi patogen semena sirka u Srbiji
(Institute of field and vegetable crops, Novi Sad, 2012)
Sixteen samples of sorghum seed (Sorghum bicolor (L.) Moench.) 'Alba', 'Gold', 'Prima' and 'Reform' were analyzed in the localities of Bački Petrovac and Čantavir in the period 2009-2011. Tipresence of species belonging ...
Characterization of sirodesmins isolated from the phytopathogenic fungus Leptosphaeria maculans / Karakterizacija sirodezmina izolovanih iz fitopatogene gljive Leptosphaeria maculans
(Serbian Chemical Society, Belgrade, 2012)
The pathogenicity of phytopathogenic fungi is associated with phytotoxins, especially with their chemical nature and quantity. Sirodesmins are phytotoxins from the epipolythiodioxopiperazines group, produced by the fungus ...
Effect of carbon and nutrigen sources on growth of Colletotrichum spp. / Uticaj jedinjenja ugljenika i azota na porast izolata Colletotrichum spp.
(Institute for Plant Protection and Environment, Belgrade, 2011)
In Serbia, the occurrence of anthracnose on pear, apple, sour cherry, and tomato fruits has been recorded during the last several years. Colletotrichum spp. were isolated from all diseased fruits. Twenty monoconidial ...
Short-time effects of the herbicide nicosulfuron on the biochemical activity of Chernozem soil / Kratkoročno delovanje nikosulfurona na biohemijsku aktivnost černozema
(Serbian Chemical Society, Belgrade, 2012)
Short-time effects of the herbicide nicosulfuron on the biochemical activity of soil were investigated. Nicosulfuron rates of 0.3, 1.5 and 3.0 mg kg-1 of soil were laboratory-tested on Chernozem soil. The change in the ...
Identification of glyphosate resistance in Lolium rigidum Gaudin / Testiranje rezistentnosti Lolium rigidum Gaudin na glifosat
(Institute of Pesticides and Environmental Protection, 2011)
Glyphosate resistance was found in Lolium rigidum Gaudin (Rigid ryegrass, LOLRI) in South Africa. Suspected glyphosate-resistant L. rigidum populations were collected and grown under greenhouse conditions. The plants were ...
New records of Globodera rostochiensis in Serbia / Novi nalazi Globodera rostochiensis u Srbiji
(Institute for Plant Protection and Environment, Belgrade, 2011)
Belonging to a group of quarantine organisms classifies potato cyst nematodes into the most dangerous parasites whose presence in crops is high-risk and assumes legal consequences. Knowledge of the morphology of Globodera ...
Evaluation of quality of tomato (Lycopersicum esculentum L.) seeds / Ocena kvaliteta semena paradajza (Lycopersicum esculentum L.)
(Institut PKB Agroekonomik, Padinska skela, 2011)
The aim of the study was to evaluate the quality of seeds of seven varieties of tomatoes. Average germination energy was 76%, while the average total germ inability was 85%. The lowest germination energy is achieved variety ...
Molecular phylogenetic analysis of archival tissue reveals the origin of a disjunct southern African-Palaearctic weevil radiation
(Wiley-Blackwell, Hoboken, 2013)
Aim We test three alternative hypotheses for the disjunct Mediterranean-southern African distribution of endophagous weevils within the genera Rhinusa and Gymnetron (Coleoptera: Curculionidae): (1) a Palaearctic origin ...