Results 31 to 40 of about 2,275 (210)
Resistance to European Red Mite, Panonychus ulmi (Koch), in Apple1
Abstract Selections of apple ( Malus domestica Borkh.) from the cooperative breeding program for disease resistance were evaluated in 3 tests for resistance to the European red mite.
Hilary F. Goonewardene +3 more
openaire +1 more source
Spirodiclofen resistance levels in B. yothersi varied geographically across the Brazilian citrus belt, with higher resistance in the central region. Sublethal effects included reduced oviposition, increased non‐viable eggs and disrupted female reproduction.
Hector Alonso Escobar‐Garcia +1 more
wiley +1 more source
Otpornost različitih kultivara jabuka na crvenog voćnog pauka (Panonychus ulmi Koch)
Crveni voćni pauk (Panonychus ulmi Koch) je jedan od najznačajnijih štetnika jabuke. Na razvoj crvenog pauka utječu vremenski uvjeti kao i kemijska sredstva za zaštitu bilja. Ovaj štetnik također preferira pojedine kultivare jabuka. Istraživanje je provedeno metodom zimskog pregleda grana na području Zadarske županije (Hrvatska) tijekom tri godine ...
Franin, Kristijan +5 more
openaire +2 more sources
(A) The predator Phytoseiulus persimilis and its prey Tetranychus urticae were reared under mild or extreme heat waves from egg to adulthood, which resulted in asymmetrical thermal shifts of adult body sizes in favour of prey under extreme heat waves. (B) Single couples of adult predators and prey, reared under mild heat waves interacted at mild heat ...
Andreas Walzer +4 more
wiley +1 more source
This study aimed to assess oviposition of Panonychus ulmi (Koch, 1936) (Acari: Tetranychidae) in response of conspecific and heterospecific mites cues on apple trees (Malus domestica Borkh: Rosaceae). The oviposition of P.
Priscila de A. Rode +2 more
doaj +1 more source
Avaliou-se a influência do manejo de plantas daninhas sobre o deslocamento de ácaros tetraniquídeos (Panonychus ulmi e Tetranychus urticae) e do ácaro predador Neoseiulus californicus em um pomar de macieira 'Gala', onde foi implantado o controle ...
Lino Bittencourt Monteiro +3 more
doaj +1 more source
The side effects of lime sulphur on predaceous arthropods, i.e. Typhlodromus pyri, and other leaf occupying arthropods [PDF]
Conclusions and further studies The significant reduction of T. pyri and of larvae of predaceous gall midges, the complete loss of mite-diversity and the possible enhancement of P. ulmi and other harmful mites (i.e. C.
Daniel, Claudia +2 more
core
État actuel de la lutte biologique contre les acariens phytophages par des acariens prédateurs [PDF]
Au Québec, la stratégie de lutte contre le tétranyque rouge du pommier (Panonychus ulmi) et le tétranyque à deux points (Tetranychus urticae) dans les vergers de pommier (Malus pumila) repose actuellement sur l'emploi d'acaricides coûteux.
Roy, M.
core +1 more source
Omnimite 500 efficacy studies in control of Panonychus ulmi Koch
In the paper are given efficacy study results of the pesticide Omnimite 500 (a.i. propargiet) in control of Panonychus ulmi Koch on the apple of Ajdared variety. Studies were performed in two localities, Beska and Irmovo. Treatment was performed twice in 15 days period in June and July 2002. Very significant initial population was previously monitored.
Dragana Rajkovic +2 more
openaire +2 more sources
Movement behavior of two mite species: two-spotted spider mite (Tetranychus urticae) and European red mite (Panonychus ulmi) on leaves of some apple cultivars (´Greensleeves´, ´Spartan' and SA 455-2 selection) with different density of pubescence was ...
Wojciech Warabieda, Mike Solomon
doaj +1 more source

