Epidemiology and Control of Nematodiasis in Cattle
An Animal Pathology in the CEC Programme of Coordination of Agricultural Research, held at the Royal Veterinary and Agricultural University, Copenhagen, Denmark, February 4¿6, 1980 Herausgegeben:Nansen, P.; Jørgensen, R. J.; Soulsby, E. J. L.
Epidemiology and Control of Nematodiasis in Cattle
An Animal Pathology in the CEC Programme of Coordination of Agricultural Research, held at the Royal Veterinary and Agricultural University, Copenhagen, Denmark, February 4¿6, 1980 Herausgegeben:Nansen, P.; Jørgensen, R. J.; Soulsby, E. J. L.
This publication is the Proceedings of a workshop held at the Royal Veterinary and Agricultural University in Copenhagen, Denmark on 4th - 6th February, 1980, sponsored by the Commission of the EUropean Communities (CEO) as a part of the programme of coordination of agricultural research in the field of animal pathology. The CEO wishes to thank those who took responsibility for the organisation of the workshop, those who presented the papers, and all participants. VII CONTENTS SESSION I METHODOLOGY I MONITORING PASTURE INFECTIVITY AND PASTURE CONTAMINATION WITH INFECTIVE STAGES OF Dictyocaulus…mehr
This publication is the Proceedings of a workshop held at the Royal Veterinary and Agricultural University in Copenhagen, Denmark on 4th - 6th February, 1980, sponsored by the Commission of the EUropean Communities (CEO) as a part of the programme of coordination of agricultural research in the field of animal pathology. The CEO wishes to thank those who took responsibility for the organisation of the workshop, those who presented the papers, and all participants. VII CONTENTS SESSION I METHODOLOGY I MONITORING PASTURE INFECTIVITY AND PASTURE CONTAMINATION WITH INFECTIVE STAGES OF Dictyocaulus viviparus 3 R. J. J Ct. rgensen THE CORRECT HANDLING OF FAECAL SAMPLES USED FOR EXAMINATION OF Dictyocaulus viviparus LARVAE 11 H. J. W. M. Cremers SOME EFFECTS OF STORAGE ON THE RECOVERY OF Dictyocaulus viviparus LARVAE FROM FAECES 17 M. T. Fox EXPERIENCES WITH OUR TECHNIQUES FOR THE RECOVERY OF NEMATODE LARVAE FROM HERBAGE H. -J. Burger 25 A TECHNIQUE FOR THE RECOVERY OF INFECTIVE TRICHOSTRONGYLE LARVAE FROM SOIL 31 K. Bairden, J. L. Duncan and J. Armour SESSION I METHODOLOGY II A MODIFIED AND SIMPLE MCMASTER TECHNIQUE 45 Sv. Aa. Henriksen COMPARISON OF TECHNIQUES FOR ASSESSMENT OF THE CONTAMINATION OF PASTURE HERBAGE WITH INFECTIVE NEMATODE LARVAE 51 J. -P. Raynaud and L. Gruner RECOVERY OF Ostertagia FROM THE BOVINE ABOMASAL MUCOSA BY IMMERSION IN WARM NORMAL SALINE 69 N. E. Downey CONTROLLED/CRITICAL TESTS IN THE EVALUATION OF ANTHELMINTIC ACTIVITY 75 D. D{;.Hinweis: Dieser Artikel kann nur an eine deutsche Lieferadresse ausgeliefert werden.
Session I Methodology I.- Monitoring Pasture Infectivity and Pasture Contamination with Infective Stages of Dictyocaulus viviparus.- The Correct Handling of Faecal Samples Used for Examination of Dietyocaulus viviparus Larvae.- Some Effects of Storage on the Recovery of Dietyocaulus viviparus Larvae from Faeces.- Experiences with Our Techniques for the Recovery of Nematode Larvae from Herbage.- A Technique for the Recovery of Infective Trichostrongyle Larvae from Soil.- Session I Methodology II.- A Modified and Simple Mcmaster Technique.- Comparison of Techniques for Assessment of the Contamination of Pasture Herbage with Infective Nematode Larvae.- Recovery of Ostertagia from the Bovine Abomasal Mucosa by Immersion in Warm Normal Saline.- Controlled/Critical Tests in the Evaluation of Anthelmintic Activity.- General Discussion.- Session 2 Adult Cattle.- Observations on the Epidemiology and Pathogenicity of Nematode Infections in Adult Dairy Cattle in Great Britain.- An Evaluation of Anthelmintic Treatment in a Dairy Herd.- The Prevalence of Gastro-Intestinal Nematodes in Dairy Cows.- Wormburdens in Adult Dairy Cattle.- Organisation of a Large Collaborative Trial on the Effect of Anthelmintic Treatment on the Milk Yield of Dairy Cows.- General Discussion.- Session 3 Epidemiology I.- Significance of Nematodiasis in Cattle Grazing on Alpine Pastures.- Recent Results on Epidemiology of Nematode Infections in Beef and Dairy Cattle in France.- Recent Danish Studies on the Epidemiology of Bovine Parasitic Bronchitis.- A New Aspect of the Epidemiology of Parasitic Bronchitis in Calves.- Parasitological Effect of Alternate Grazing of Cattle and Sheep.- Session 3 Epidemiology II.- Fluctuations of Herbage Infestation on Calf Pastures and Weather from 1973 to 1979.- The Role of the Soil as a Potential Reservoir for Infective Larvae of Ostertagia ostertagi.- The Significance of Winter Survival of Free-Living Stages on the Epidemiology of Nematodiasis: Its Effect in Connection with Set-Stocking and Alternate Grazing with Sheep and Cattle.- Winter Ostertagiasis in Swedish Cattle.- General Discussion.- Session 4 Control I.- Vaccination or Tactical Treatment with Levamisole against Lungworm.- Treatment of Cattle Nematodiasis with ®Panacur.- A New Method of Control of Gastro-Intestinal Parasites in Grazing Calves.- Some Remarks and Control Methods of Gastro-Intestinal Nematodiasis in Cattle in Piedmont, Italy.- Session 4 Control II.- Some Observations on the Control of Trichostrongylosis in Calves in the Field.- Coordinated Research Programme on Control of Ostertagiasis in Grazing Calves in Denmark.- Use of Anthelmintic Given at Continuous Low Dosage in Drinking Water to Control Nematodiasis in Calves.- Some Physical Aspects of Continuous Low Dosage of Anthelmintics VIA Drinking Water.- General Discussion.- Session 5 Problems Associated with Modern Animal Husbandry Practices.- Epidemiology and Control of Gastro-Intestinal Helminthosis in Cattle Intensive-Breeding.- The Importance of Stocking Rate to the Uptake pf Gastrointestinal Nematodes by Grazing Calves.- Trichostrongylid Nematode Infections Associated with the Handling of Cattle Slurry - A Survey of Danish Studies.- Session 6 Other Aspects of Nematodiasis.- Acquisition of Immunological Competence to Gastrointestinal Trichostrongyles by Young Ruminants: Epidemiological Significance.- Performance of Resistant and Non-Resistant Calves During Repeated Infection with Cooperia SPP. and ostertagia SPP. and mixed species.- Infections with Cooperia Oncophora in Calves.- Experiments with MixedInfections of Ostertagia ostertagi and Fasciola hepatica in Calves.- Toxocariasis of Cattle in Belgium.- Studies on Nematodes in Cattle Performed at University of Bologna. A Survey with Special Emphasis on Strongyzoidespapillosus.- Proposals and Recommendations Made by Working Groups.- List of Participants.
Session I Methodology I.- Monitoring Pasture Infectivity and Pasture Contamination with Infective Stages of Dictyocaulus viviparus.- The Correct Handling of Faecal Samples Used for Examination of Dietyocaulus viviparus Larvae.- Some Effects of Storage on the Recovery of Dietyocaulus viviparus Larvae from Faeces.- Experiences with Our Techniques for the Recovery of Nematode Larvae from Herbage.- A Technique for the Recovery of Infective Trichostrongyle Larvae from Soil.- Session I Methodology II.- A Modified and Simple Mcmaster Technique.- Comparison of Techniques for Assessment of the Contamination of Pasture Herbage with Infective Nematode Larvae.- Recovery of Ostertagia from the Bovine Abomasal Mucosa by Immersion in Warm Normal Saline.- Controlled/Critical Tests in the Evaluation of Anthelmintic Activity.- General Discussion.- Session 2 Adult Cattle.- Observations on the Epidemiology and Pathogenicity of Nematode Infections in Adult Dairy Cattle in Great Britain.- An Evaluation of Anthelmintic Treatment in a Dairy Herd.- The Prevalence of Gastro-Intestinal Nematodes in Dairy Cows.- Wormburdens in Adult Dairy Cattle.- Organisation of a Large Collaborative Trial on the Effect of Anthelmintic Treatment on the Milk Yield of Dairy Cows.- General Discussion.- Session 3 Epidemiology I.- Significance of Nematodiasis in Cattle Grazing on Alpine Pastures.- Recent Results on Epidemiology of Nematode Infections in Beef and Dairy Cattle in France.- Recent Danish Studies on the Epidemiology of Bovine Parasitic Bronchitis.- A New Aspect of the Epidemiology of Parasitic Bronchitis in Calves.- Parasitological Effect of Alternate Grazing of Cattle and Sheep.- Session 3 Epidemiology II.- Fluctuations of Herbage Infestation on Calf Pastures and Weather from 1973 to 1979.- The Role of the Soil as a Potential Reservoir for Infective Larvae of Ostertagia ostertagi.- The Significance of Winter Survival of Free-Living Stages on the Epidemiology of Nematodiasis: Its Effect in Connection with Set-Stocking and Alternate Grazing with Sheep and Cattle.- Winter Ostertagiasis in Swedish Cattle.- General Discussion.- Session 4 Control I.- Vaccination or Tactical Treatment with Levamisole against Lungworm.- Treatment of Cattle Nematodiasis with ®Panacur.- A New Method of Control of Gastro-Intestinal Parasites in Grazing Calves.- Some Remarks and Control Methods of Gastro-Intestinal Nematodiasis in Cattle in Piedmont, Italy.- Session 4 Control II.- Some Observations on the Control of Trichostrongylosis in Calves in the Field.- Coordinated Research Programme on Control of Ostertagiasis in Grazing Calves in Denmark.- Use of Anthelmintic Given at Continuous Low Dosage in Drinking Water to Control Nematodiasis in Calves.- Some Physical Aspects of Continuous Low Dosage of Anthelmintics VIA Drinking Water.- General Discussion.- Session 5 Problems Associated with Modern Animal Husbandry Practices.- Epidemiology and Control of Gastro-Intestinal Helminthosis in Cattle Intensive-Breeding.- The Importance of Stocking Rate to the Uptake pf Gastrointestinal Nematodes by Grazing Calves.- Trichostrongylid Nematode Infections Associated with the Handling of Cattle Slurry - A Survey of Danish Studies.- Session 6 Other Aspects of Nematodiasis.- Acquisition of Immunological Competence to Gastrointestinal Trichostrongyles by Young Ruminants: Epidemiological Significance.- Performance of Resistant and Non-Resistant Calves During Repeated Infection with Cooperia SPP. and ostertagia SPP. and mixed species.- Infections with Cooperia Oncophora in Calves.- Experiments with MixedInfections of Ostertagia ostertagi and Fasciola hepatica in Calves.- Toxocariasis of Cattle in Belgium.- Studies on Nematodes in Cattle Performed at University of Bologna. A Survey with Special Emphasis on Strongyzoidespapillosus.- Proposals and Recommendations Made by Working Groups.- List of Participants.
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