?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Improvement+of+biological+control+by+volatile+plant+compounds&rft.creator=Holopainen%2C+Jarmo+K.&rft.subject=Crop+health%2C+quality%2C+protection&rft.description=Compared+to+conventional+farming+the+pest+management+strategies+in+organic+farming+is+based+on+better+plant+resistance+and+sustainable+cultivation+technique+that+does+not+destroy+the+natural+enemies+of+pest+insects.+Methods+that+reduce+feeding+efforts+of+pests+and+maintain+strong+population+of+predators+and+parasitoid+on+crop+plant%2C+are+the+way+forward+for+sustainable+plant+protection+strategies.+Volatile+compounds+extracted+from+plants+and+sprayed+on+crop+plants+are+one+of+the+key+factors+for+the+development+of+these+techniques.&rft.publisher=Sveriges+lantbruksuniversitet&rft.date=2005&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F5801%2F1%2Ff105.pdf&rft.identifier=Holopainen%2C+Jarmo+K.+(2005)+Improvement+of+biological+control+by+volatile+plant+compounds.+Forskningsnytt+om+%C3%83%C2%B8kologisk+landbruk+i+Norden+(1)%2C+pp.+18-19.&rft.relation=http%3A%2F%2Forgprints.org%2F5801%2F