[Sensitivity of Panonychus ulmi populations to hexythiazox acaricide [Malus pumila L. - Trentino-Alto Adige]]

acari parassiti acaricidas acaricide acaricides acaricidi acarien nuisible application rates chemical control controllo degli acari dose d'application dosi di applicazione encuestas sobre plagas field experimentation infestation infestazione laboratory experimentation lutte antiacarien lutte chimique malus pumila metodi statistici mite control panonychus ulmi pest mites pest surveys pesticidal properties propiedades plaguicidas resistance to chemicals resistenza ai prodotti chimici statistical methods trentin haut adige trentino alto adige trentino alto adigio