?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Individual+administration+of+three+tanniferous+forage+plants+to+lambs+artificially+infected+with+Haemonchus+contortus+and+Cooperia+curticei&rft.creator=Heckendorn%2C+Felix&rft.creator=H%C3%83%C2%A4ring%2C+Dieter-Adrian&rft.creator=Maurer%2C+Veronika&rft.creator=Senn%2C+Markus&rft.creator=Hertzberg%2C+Hubertus&rft.subject=+Health+and+welfare&rft.subject=+Feeding+and+growth&rft.description=We+investigated+direct+anthelmintic+effects+associated+with+the+feeding+of+fresh+tanniferous+forages+against+established+populations+of+Haemonchus+contortus+and+Cooperia+curticei+in+lambs.+Twenty-four+parasite+naive+lambs+were+inoculated+with+a+single+dose+of+infective+larvae+of+these+two+parasites+27+days+prior+to+the+start+of+the+feeding+experiment.+Lambs+were+individually+fed+with+either+chicory+(Cichorium+intybus)%2C+birdsfoot+trefoil+(Lotus+corniculatus)%2C+sainfoin+(Onobrychis+viciifolia)+or+a+ryegrass%2F+lucerne+mixture+(control)+for+17+days.+Animals+where+then+united+to+one+flock+and+subjected+to+control+feeding+for+another+11+days+to+test+the+sustainability+of+potentially+lowered+egg+excretion+generated+by+tanniferous+forage+feeding.+When+compared+to+the+control%2C+administration+of+all+tanniferous+forages+was+associated+with+significant+reductions+of+total+daily+faecal+egg+output+specific+to+H.+contortus+(chicory%3A+89%25%3B+birdsfoot+trefoil%3A+63%25%3B+sainfoin%3A+63%25%3B+all+tests+P+%3C+0.05)+and+a+tendency+of+reduced+H.+contortus+worm+burden+(chicory%3A+15%25%3B+birdsfoot+trefoil%3A+49%25+and+sainfoin%3A+35%25+reduction).+Irrespective+of+the+condensed+tannin+(CT)+containing+fodder%2C+no+anthelmintic+effects+were+found+against+C.+curticei.+Cessation+of+CT-feeding+followed+by+non-CT+control+feeding+did+not+result+in+a+re-emergence+of+faecal+egg+counts+based+on+faecal+dry+matter+(FECDM)+in+any+group%2C+suggesting+that+egg+output+reductions+are+sustainable.+The+moderate+to+high+concentrations+of+CTs+in+birdsfoot+trefoil+(15.2+g+CTs+kg-1+dry+matter+(DM))+and+sainfoin+(26.1+g+CTs+kg-1+DM)+were+compatible+with+the+hypothesis+that+the+antiparasitic+effect+of+these+forages+is+caused+by+their+content+of+CTs.+For+chicory+(3+g+CTs+kg-1+DM)%2C+however%2C+other+secondary+metabolites+need+to+be+considered.+Overall%2C+birdsfoot+trefoil+and+in+particular+sainfoin+seem+promising+candidates+in+contributing+to+an+integrated+control+strategy+against+H.+contortus+not+only+by+mitigating+parasite+related+health+disturbances+of+the+host+but+also+by+a+sustained+reduction+of+pasture+contamination.%0D%0A%23+2007+Elsevier+B.V.+All+rights+reserved.&rft.publisher=Elsevier&rft.date=2007&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F13009%2F1%2Fabstract_Vet_Parasitol_Heckendorn.pdf&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F13009%2F2%2Fheckendorn-2007-vet_parasitol.pdf&rft.identifier=Heckendorn%2C+Felix%3B+H%C3%83%C2%A4ring%2C+Dieter-Adrian%3B+Maurer%2C+Veronika%3B+Senn%2C+Markus+and+Hertzberg%2C+Hubertus+(2007)+Individual+administration+of+three+tanniferous+forage+plants+to+lambs+artificially+infected+with+Haemonchus+contortus+and+Cooperia+curticei.+Veterinary+Parasitology%2C+146+(1-2)%2C+pp.+123-134.&rft.relation=http%3A%2F%2Forgprints.org%2F13009%2F