?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Hardy+varieties+in+competition+with+weeds+for+sustainable+agriculture+and+especially+organic+farming&rft.creator=FONTAINE%2C+L.+&rft.creator=BERNICOT%2C+M.-H.+&rft.creator=ROLLAND%2C+B.+&rft.creator=POIRET%2C+L.+&rft.subject=+Cereals%2C+pulses+and+oilseeds&rft.subject=+Breeding%2C+genetics+and+propagation&rft.description=A+three-year+programme+was+begun+in+2007+to+develop+a+method+for+assessing+the+competitive+potential+of+wheat+varieties+with+respect+to+weeds+and+to+encourage+the+adoption+of+this+criterion+in+selection+programmes.+The+first+year+of+experiments+made+it+possible+to+identify+the+most+explanatory+characteristics+of+the+competitive+potential+of+wheat+(using+Italian+ryegrass+to+simulate+weeds)%3A+height+first%2C+followed+by+ground+cover+and+leaf+habit.+These+factors+are+nevertheless+not+adequate+for+totally+predicting+the+competitive+potential+of+wheat+varieties+and%2C+in+particular%2C+intermediate+varieties+for+which+wide+variations+were+observed+from+one+situation+to+another+in+our+experiments.+We+are+now+waiting+for+the+results+of+two+additional+years+of+experiments.+&rft.publisher=INRA&rft.contributor=BELLON%2C+S.+&rft.contributor=DIOLEZ%2C+A.+&rft.contributor=HUYGHE%2C+C.+&rft.contributor=PENVERN%2C+S.+&rft.contributor=SAVINI%2C+I.+&rft.date=2009-01&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F15463%2F1%2F8-Fontaine.pdf&rft.identifier=FONTAINE%2C+L.%3B+BERNICOT%2C+M.-H.%3B+ROLLAND%2C+B.+and+POIRET%2C+L.+(2009)+Hardy+varieties+in+competition+with+weeds+for+sustainable+agriculture+and+especially+organic+farming.+[Des+vari%C3%83%C2%A9t%C3%83%C2%A9s+rustiques+concurrentes+des+adventices+pour+l%C3%A2%C2%80%C2%99agriculture+durable%2C+en+particulier+l%C3%A2%C2%80%C2%99agriculture+biologique.]+Carrefours+de+l'Innovation+Agronomique%2C+4%2C+pp.+116-124.&rft.relation=http%3A%2F%2Forgprints.org%2F15463%2F