?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Pedersen%2C+Senior+Scientist+Hanne+Lindhard&rft.aulast=Pedersen&rft.aufirst=Hanne+Lindhard&rft.date=2006&rft.title=Integration+of+fertility+management+and+planting+distance+on+diseases+incidence%2C+crop+yield+and+fruit+quality+in+intensive+organic+ap-ple+production+systems.&rft.genre=proceeding