?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Forgprints.org%2Fid%2Feprint%2F22508%2F&rft.title=Genetic+diversity+and+distance+among+Iranian+and+European+alfalfa+(Medicago+sativa+L.)+genotypes&rft.creator=Moghaddam%2C+Ali&rft.creator=Pietsch%2C+Gabriele&rft.creator=Ardakani%2C+M.Reza&rft.creator=Raza%2C+Amir&rft.creator=Vollmann%2C+Johann&rft.creator=Friedel%2C+Juergen+K.&rft.subject=%22Organics%22+in+general&rft.subject=+Crop+husbandry&rft.description=Alfalfa+is+the+best+known+fodder+crop+with+high+ability+of+biological+nitrogen+fixation+and+drought+tolerance+in+dry%2C+Pannonian+region+of+east+Austria.+Different+morphological+and+physiological+characteristics+of+18+alfalfa+genotypes+from+different+geographical+origins%2C+8+Iranian+ecotypes+and+10+European+cultivars+were+evaluated+under+irrigated+and+rainfed+conditions+during+2006-08+cropping+seasons.+The+objectives+of+this+study+were+to+measure+genetic+distance+and+divergence+among+genotypes+and+to+classify+them+based+on+morphological+and+physiological+characters.+Cluster+analysis+differentiated+Iranian+ecotypes+and+European+cultivars+from+each+other+under+irrigated+condition%2C+and+when+data+averaged+across+two+environments+(irrigated+and+rainfed).+However%2C+under+rainfed+conditions+small+changes+occurred+in+grouping+of+genotypes+due+mainly+to+differential+responses+of+the+genotypes+to+rainfed+condition.+Considerable+genetic+distance+observed+between+Iranian+and+European+genotypes.+Different+crossing+programs+are+recommended+between+Iranian+and+European+genotypes+to+develop+new+alfalfa+cultivars.+&rft.date=2011&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=%2Fid%2Feprint%2F22508%2F7%2F22508.pdf&rft.identifier=+++Moghaddam%2C+Ali%3B+Pietsch%2C+Gabriele%3B+Ardakani%2C+M.Reza%3B+Raza%2C+Amir%3B+Vollmann%2C+Johann+and+Friedel%2C+Juergen+K.+++(2011)+Genetic+diversity+and+distance+among+Iranian+and+European+alfalfa+(Medicago+sativa+L.)+genotypes.+++Crop+Breeding+Journal%2C+1+(1)%2C+pp.+13-28.++++++++