?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Innere+Qualit%C3%83%C2%A4t+von+Bioobst&rft.subject=Fruit+and+berries&rft.description=State+of+the+Art%3A%0D%0AOnly+few+data%2C+from+samples+of+trials+situated+at+only+one+site+are+available+to+answer+the+question+above.%0D%0ADefinition+of+the+problem%3A%0D%0AConsumers%2C+retailers%2C+producers+and+scientists%2C+for+different+reasons+are+very+interested+at+the+question+whether+organically+grown+fruit+tastes+better+and+is+heathier.+Very+little+comparative+data+are+available.%0D%0AProject+aims%3A%0D%0ATo+analyse+and+compare+different+parameters+of+inner+fruit+quality+(sensorial+and+health-related)+from+conventional+and+organic+commercial+fruit+production.%0D%0AMethodology%3A%0D%0AIn+a+field+study+including+10+commercial+orchards+that+form+5+comparison+pairs+(conv.%2Forg)+at+5+different+sites+in+all+important+fruit+growing+regions+of+Switzerland+fruit+samples+of+cultivar+Golden+Delicous+were+picked+and+analysed.+We+measured%3A+sensorial+score%2C+standard+fruit+quality+(sugar%2C+firmness%2C+acidity)%3B+mineral+content%2C+content+of+polyphenols%2C+vitamins%2C+nutritional+fibres.+We+also+applied+holistic+methods+such+as+picture+forming+methods%2C+feeding+preference+tests+with+rats%2C+self+degradation+tests.+Since+2004+we+also+test+the+potential+of+the+so+called+Gas+Discharge+Visualisation+method+(GDV%3B+Kirlian+Photography).%0D%0AResults%2C+conclusion%2C+state+of+the+art%3A%0D%0ARegularly+we+found+increased+contents+of+polyphenols+in+organic+fruit+(10-20+%25+more).+In+half+of+the+cases%2C+sensory+scores+were+better+for+organic+fruit%2C+case-wise+also+fibres+and+phosphorus+content+were+higher+in+organic+fruit.+A+%C3%A2%C2%80%C2%9CVitality%C3%A2%C2%80%C2%9D-Index%2C+derived+from+the+picture+forming+method%2C+was+well+in+line+with+the+standard+quality+and+revealed+repeatedly+up+to+60+%25+higher+scores+for+organic+fruit.+%0D%0A&rft.type=Project+description&rft.type=NonPeerReviewed&rft.identifier=%7BProject%7D+Innere+Qualit%C3%83%C2%A4t+von+Bioobst.+[Inner+Quality+of+Organic+Fruit.]+Runs+1997+-+2009.+Project+Leader(s)%3A+Weibel%2C+Franco%2C+Research+Institute+of+Organic+Agriculture+(FiBL)%2C+CH-5070+Frick.+More+information+online+at+%3Chttp%3A%2F%2Fwww.fibl.org%2Fde%2Fschweiz%2Fforschung%2Fanbautechnik-pflanzenbau.html+%3Chttp%3A%2F%2Fwww.fibl.org%2Fde%2Fschweiz%2Fforschung%2Fanbautechnik-pflanzenbau.html%3E%3E.&rft.relation=http%3A%2F%2Forgprints.org%2F6289%2F