Browsing NIBIO Brage by Author "Westrum, Karin"
Now showing items 1-4 of 4
-
Biologisk veiledningsprøving 2015. Skadedyrmidler
Sundbye, Anette; Schjøll, Annette; Björkman, Maria; Trandem, Nina; Hatteland, Bjørn Arild; Westrum, Karin; Eklo, Toril (Research report, 2015) -
Computer-assisted image processing to detect spores from the fungus Pandora neoaphidis
Korsnes, Reinert; Westrum, Karin; Fløistad, Erling; Klingen, Ingeborg (Journal article; Peer reviewed, 2016)This contribution demonstrates an example of experimental automatic image analysis to detect spores prepared on microscope slides derived from trapping. The application is to monitor aerial spore counts of the entomopathogenic ... -
Effect of three isolates of Pandora neoaphidis from a single population of Sitobion avenae on mortality, speed of kill and fecundity of S. avenae and Rhopalosiphum padi at different temperatures
Saussure, Stephanie; Westrum, Karin; Hjelkrem, Anne-Grete Roer; Klingen, Ingeborg (Journal article; Peer reviewed, 2019)We studied the effect of three Pandora neoaphidis isolates from one Sitobion avenae population, three temperatures, and two aphid species namely S. avenae and Rhopalosiphum padi on (i) aphid mortality, (ii) time needed to ... -
Predatory mites (Acari: Phytoseiidae) on wild blackberry in Norway - Results from a search for Amblyseius andersoni in August 2016
Trandem, Nina; Westrum, Karin; Sundbye, Anette; João, Pedro I. Martin; De Moraes, Gilberto J. (NIBIO-rapport;6(166) 2020, Research report, 2020-12)Rovmidden Amblyseius andersoni er ønsket som ny nytteorganisme mot skadedyr i norske hagebruksvekster. Arten ble aldri funnet av Torgeir Edland, som undersøkte norsk rovmiddfauna på åtti- og nittitallet. Ettersom den er ...