?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Effect+of+sainfoin+(Onobrychis+viciifolia)+silage+and+hay+against+gastrointestinal+nematodes+in+lambs&rft.creator=Heckendorn%2C+Felix&rft.creator=H%C3%83%C2%A4ring%2C+Dieter+Adrian&rft.creator=Maurer%2C+Veronika&rft.creator=Zinsstag%2C+Jakob&rft.creator=Langhans%2C+Wolfgang&rft.creator=Hertzberg%2C+Hubertus&rft.subject=+Sheep+and+goats&rft.subject=+Health+and+welfare&rft.subject=+Feeding+and+growth&rft.description=The+objective+of+the+studywas+to+examine+the+effect+of+dried+and+ensiled+sainfoin+(Onobrychis+viciifolia)+on+established+populations+of+Haemonchus+contortus+(abomasum)+and+Cooperia+curticei+(small+intestine)+in+lambs+under+controlled+conditions.+Twenty-four+parasite+na%C3%84%C2%B1%C3%82%C2%A8ve+lambs+were+inoculated+with+a+single+dose+of+infective+larvae+of+these+parasites+28+days+prior+to+the+start+of+the+feeding+experiment.+Twenty-four+days+post-infection%2C+4+days+prior+to+the+start+of+the+feeding+experiment%2C+animals+were+allocated+to+four+groups+according+to+egg+excretion%2C+liveweight+and+sex.+GroupsAandBreceived+sainfoin+hay+and+control+hay%2C+respectively%2C+for+16+days.+Groups+CandDwere+fed+on+sainfoin+silage+or+control+silage+for+the+same+period.+Feeds+were+offered+ad+libitumand+on+the+basis+of+daily+refusals+were+supplemented+with+concentrate+in+order+to+make+them+isoproteic+and+isoenergetic.+Individual+faecal+egg+counts+on+a+dry+matter+basis+(FECDM)+were+performed+every+3%C3%A2%C2%80%C2%934+days+and+faecal+cultures+and+packed+cell+volume+(PCV)+measurements+were+done+weekly.+After+16+days+of+experimental+feeding%2C+all+animals+were+slaughtered+and+adult+wormpopulations+were+determined.+The+consumption+of+conserved+sainfoin+was+associated+with+a+reduction+of+adult+H.+contortus+(47%25in+the+case+of+hay%2C+P+%3C+0.05%3B+49%25in+the+case+of+silage%2C+P+%3D+0.075)+but+had+little+effect+on+adult+C.+curticei.+Compared+to+the+controls%2C+H.+contortus+specific+FECDM+was+reduced+by+58%25+(P+%3C+0.01)+in+the+sainfoin+hay+group+and+by+48%25(P+%3D+0.075)+in+the+sainfoin+silage+group.+For+both+sainfoin+feeds+FECDMspecific+to+C.+curticei+were+significantly+decreased+when+compared+to+the+control+feeds+(hay+81%25+and+silage+74%25%2C+both+tests+P+%3C+0.001).+Our+data+suggest+that+different+mechanisms+were+responsible+for+the+reduction+in+FECDM+in+response+to+feeding+tanniferous+fodder.+For+H.+contortus%2C+the+decrease+seemed+to+be+due+to+a+nematocidal+effect+towards+adult+H.+contortus.+In+contrast+for+C.+curticei%2C+the+reduction+in+FECDM+appeared+to+be+a+result+of+a+reduced+per+capita+fecundity.+For+both%2C+hay+and+silage%2C+an+antiparasitic+effect+could+be+shown%2C+offering+promising+perspectives+for+the+use+of+conserved+tanniferous+fodder+as+a+complementary+control+approach+against+GIN.%0D%0A%23+2006+Elsevier+B.V.+All+rights+reserved.&rft.publisher=Elsevier&rft.date=2006&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F13141%2F1%2Fheckendorn-etal-2006-vet_parasitol.pdf&rft.identifier=Heckendorn%2C+Felix%3B+H%C3%83%C2%A4ring%2C+Dieter+Adrian%3B+Maurer%2C+Veronika%3B+Zinsstag%2C+Jakob%3B+Langhans%2C+Wolfgang+and+Hertzberg%2C+Hubertus+(2006)+Effect+of+sainfoin+(Onobrychis+viciifolia)+silage+and+hay+against+gastrointestinal+nematodes+in+lambs.+Veterinary+Parasitology%2C+142+(Issues+3-4)%2C+pp.+293-300.+[+In+Press+%2C+2006]&rft.relation=http%3A%2F%2Forgprints.org%2F13141%2F