?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Nematode+control+in+'green'+ruminant+production+systems&rft.creator=Waller%2C+Peter+J.&rft.creator=Thamsborg%2C+Stig+M.&rft.subject=+Health+and+welfare&rft.description=Collectively%2C+nematode+parasites+of+domestic+ruminants+continue+to+pose+the+greatest+disease+problem+in+grazing+livestock+systems+worldwide%2C+despite+the+powerful+and+extensive+chemotherapeutic+arsenal+available+for+their+control.+The+widespread+development+of+anthelmintic+resistance%2C+particularly+in+nematode+parasites+of+small+ruminants%2C+and+the+trend+towards+nonchemical+(ecological%2C+organic%2C+green)+farming+of+livestock+has+provided+an+impetus+for+the+research+and+development+of+alternative+parasite+control+methods.+This+article+provides+a+brief+overview+of+the+non-chemotherapeutic%0D%0Aoptions+for+parasite+control+and+how+they+might%0D%0Aplay+a+role+either+in+organic+farming+or+in+other+low-input%0D%0Afarming+systems.&rft.date=2004&rft.type=Journal+paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Forgprints.org%2F4511%2F1%2F4511.pdf&rft.identifier=Waller%2C+Peter+J.+and+Thamsborg%2C+Stig+M.+(2004)+Nematode+control+in+'green'+ruminant+production+systems.+Trends+in+Parasitology%2C+20+(10)%2C+pp.+493-497.+*&rft.relation=http%3A%2F%2Forgprints.org%2F4511%2F