?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Evaluation+of+soil+fertility%2C+soil+quality%2C+nutritional+status+and+fruit+quality+in+a+Citrus+orchard+in+Southern+Italy.&rft.subject=+Nutrient+turnover&rft.subject=+Food+security%2C+food+quality+and+human+health&rft.subject=+Soil+quality&rft.subject=Fruit+and+berries&rft.description=The+aim+of+the+work+is+to+evaluate+on+a+long+term+perspective+the+effect+of+application+of+different+organic+fertilizers+on+tree+nutritional+status%2C+yield%2C+fruits+quality+and+soil+fertility+in+a+orange+[Citrus+sinensis+(L.)+Osbeck%2C+cv.+%C3%A2%C2%80%C2%98Valencia+late%C3%A2%C2%80%C2%99]%2C+grafted+on+C.+aurantium+(L.)+orchard+cultivated+on+sandy+loam+soil%2C+sized+1.8+hectars+and+located+in+Eastern+Sicily.%0D%0AIn+a+randomized+block+experimental+design+with+three+replicates+(60+trees+each+plot)%2C+four+treatments+are+compared.+Treatments+1+and+2+receive+two+different+composts%3B+treatment+3+is+fertilized+using+dried+poultry+manure+and+the+control+treatment+is+treated+by+mineral%2Fsynthetic+fertilizers.+Every+year%2C+each+plot+receives+the+same+amount+of+total+N%2C+matching+the+needs+of+the+crop.+%0D%0ANutritional+status+of+trees+and+yield+are+evaluated+determining+the+leaf+content+of+macro+and+micro+elements%2C+chlorophyll+content%2C+xylem+potential%2C+trunk+circumference%2C+total+yield%2C+fruits+weight+and+a+number+of+fruit+quality+characters.+The+soil+sampled+in+each+plot+was+analyzed+for+total+organic+carbon%2C+total+nitrogen%2C+C%2FN+ratio%2C+humified+fraction%2C+biomass+carbon%2C+potentially+mineralisable+N+in+anaerobic+conditions%2C+potentially+mineralisable+C%2C+carbon+mineralisation+quotient+and+metabolic+quotient.+Moreover%2C+the+Community+Level+Physiological+Profile+(by+Biolog+technique)+has+been+defined%2C+also+calculating+derived+biodiversity+and+versatility+indexes.%0D%0AAccording+to+the+obtained+results%2C+the+long+term+application+of+organic+fertilizers+has+determined%3A+i)+high+yields%2C+similar+to+those+obtained+with+the+application+of+mineral%2Fsynthetic+fertilizers%3B+ii)+better+fruit+quality+characteristics%3B+iii)+increase+of+long+term+soil+potential+fertility.%0D%0A&rft.type=Research+facility+description&rft.type=NonPeerReviewed&rft.identifier=%7BFacility%7D+Palap9%3A+Evaluation+of+soil+fertility%2C+soil+quality%2C+nutritional+status+and+fruit+quality+in+a+Citrus+orchard+in+Southern+Italy.+Start+1995.+Facility+Leader(s)%3A+Roccuzzo%2C+Dr+Giancarlo+and+Canali%2C+Dr+Stefano%2C+CRA-Istituto+Sperimentale+per+l'Agrumicoltura%3B+CRA-Istituto+Sperimentale+per+la+Nutrizione+delle+Piante.&rft.relation=http%3A%2F%2Forgprints.org%2F8701%2F