title: Monitoring Method as a Basis for Need-based Control of Varroa Mites ( Varroa jacobsoni) Infesting Honey Bee (Apis mellifera) Colonies.
authors.affiliation: Department of Crop Protection, Research Centre Flakkebjerg, Danish Institute of Agricultural Sciences, Denmark.
authors.forename: C J
authors.initials: CJ
authors.lastname: Brødsgaard
authors.affiliation: Department of Crop Protection, Research Centre Flakkebjerg, Danish Institute of Agricultural Sciences, Denmark.
authors.forename: H F
authors.initials: HF
authors.lastname: Brødsgaard