?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Gomez%2C+Christelle&rft.aulast=Gomez&rft.aufirst=Christelle&rft.date=2005&rft.title=Effects+of+ploughing+in+and+removing+litter+leaves+from+the+ground+on+the+development+of+scab+epidemics+in+an+organic+apple+orchard&rft.genre=proceeding