Health and productivity of traditionally managed Djallonke sheep and West African dwarf goats under high and moderate trypanosomosis risk

Veterinary Parasitology

Volumn 82, Issue 2, 1999, Pages 101-119

  Osaer, S ^a   Goossens, B ^a   Kora, S ^a   Gaye, M ^a   Darboe, L ^a  

^a International Trypanotolerance Centre Gambia   (Gambia)

Author keywords

Goat; Helminths; Nutrition; Rural development; Sheep protozoa; Trypanosoma spp.

Indexed keywords

DIMINAZENE ACETURATE;

AFRICAN TRYPANOSOMIASIS; ANIMAL EXPERIMENT; ARTICLE; CHILDBIRTH; CONTROLLED STUDY; GAMBIA; GOAT; HELMINTHIASIS; HOUSING; MORTALITY; NONHUMAN; NUTRITION; PRODUCTIVITY; PROGENY; SHEEP;

ANIMAL HUSBANDRY; ANIMALS; ANIMALS, NEWBORN; DATA COLLECTION; FECES; FEMALE; GAMBIA; GOAT DISEASES; GOATS; HEMATOCRIT; LINEAR MODELS; MALE; MULTIVARIATE ANALYSIS; PARASITE EGG COUNT; PREGNANCY; PREVALENCE; RISK FACTORS; RURAL POPULATION; SEASONS; SHEEP; SHEEP DISEASES; TRYPANOSOMA CONGOLENSE; TRYPANOSOMA VIVAX; TRYPANOSOMIASIS; TSETSE FLIES;

ANIMALIA; CAPRA HIRCUS; OVIS; OVIS ARIES; PROTOZOA; TRYPANOSOMA; TRYPANOSOMA CONGOLENSE; TRYPANOSOMA VIVAX; VERMES;

EID: 0033032715     PISSN: 03044017     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0304-4017(99)00011-4     Document Type: Article

References (49)

1. Agyemang K., Rawlings P., Clifford D.J., Bojang N., Tamba A. Productivity and health parameters of small ruminants in villages of The Gambia. Bull. Anim. Health Prod. Afr. 39:1990;129-135.
2. Agyemang K., Dwinger R.H., Little D.A., Leperre P., Grieve A.S. Interaction between physiological status in N'Dama cows and trypanosome infections and its effect on health and productivity. Acta Trop. 50:1992;91-99.
3. Bennison J., Barton D., Jaitner J. The production objectives and feeding strategies of ruminant livestock owners in The Gambia: implications for policy makers. Agric. Syst. 55:1997;425-444.
4. DLS/ITC, 1993. Livestock census, Department of Livestock Services (Abuko) and The International Trypanotolerance Centre, The Gambia.
5. Flint S. A comparison of various traps for Glossina spp. (Glossinidae) and other Diptera. Bull. Ent. Res. 75:1985;529-534.
6. Fritsche T., Kaufmann J., Pfister K. Parasite spectrum and seasonal epidemiology of gastrointestinal nematodes of small ruminants in The Gambia. Vet. Parasitol. 49:1993;271-283.
7. Goossens, B., Osaer, S., Ndao, M., Kora, S., 1997a. Long term effects of an experimental infection with Trypanosoma congolense on clinical parameters and reproductive performance of trypanotolerant Djallonke ewes and West African Dwarf does. Res. Vet. Sci. 63, 169-173.
8. Goossens, B., Osaer, S., Kora, J. Jaitner, Ndao, M., Geerts, S., 1997b. The interaction of Trypanosoma congolense and Haemochus contortus in trypanotolerant Djallonke Sheep. Int. J. Parasitol. 353, 1579-1584.
9. Goossens B., Osaer S., Kora S., Petrie L., Anderson J., Thevasagayam J.A., Woolhouse T. Abattoir survey on small ruminants in The Gambia. Vet. Rec. 142:1998;277-281.
10. Green C.H., Flint S. An analysis of colour effect in the performance of the F2 trap against Glossina pallidipes Austen and G. morsitans morsitans Westwood (Diptera: Glossinidae). Bull. Ent. Res. 76:1986;409-418.
11. Greenwood, A.C., Mullineaux, E., 1989. Report on the small ruminant health and productivity project in The Gambia, ITC Internal Report, 82 pp.
12. Hecker, P.A., Coulibaly, L., Rowlands, G.J., Nagda, S.M., d'Ieteren, G.D.M., 1991. Effect of plane of nutrition on trypanosome prevalence in Djallonke sheep exposed to high tsetse challenge. In: Proc. 21th Meeting of the ISCTRC, Yammasoukro, Cote d'Ivoire.
13. Hoare, C.A., 1972. The trypanosomes of mammals, Blackwell, Edinburg, 749 p.
14. Itty, P., Ankers, P., Zinnstag, J., Trawally, S., Pfister, K., 1997. Productivity and profitability of sheep production in The Gambia: implications for livestock development in West Africa, Q. J. Intern. Agric. 36, 153-172.
15. Jabang, S., 1990. Summary of meteorological observations at the International Trypanotolerance Centre study sites in The Gambia, 1986-1990, ITC, Internal Report.
16. Kaufmann J., Dwinger R.h., Hallebeek A., Van Dijk B., Pfister K. The interaction of Trypanosoma congolense and Haemonchus contortus infections in trypanotolerant N'Dama cattle. Veterinary Parasitology. 43:1992;157-170.
17. Kaufmann J., Komma A., Pfister K. The effect of management of the contamination of night holding areas and infections with gastrointestinal nematodes of N'Dama cattle in The Gambia. Trop. Anim. Health Prod. 27:1993;76-82.
18. Katunguka-Rwakishaya E., Parkins J.J., Fishwick G., Murray M., Holmes P. The pathophysiology of Trypanosoma congolense infection in Scottish Blackface sheep. Influence of dietary protein. Vet. Parasitol. 47:1993;189-204.
19. Katunguka-Rwakishaya E., Parkins J.J., Fishwick G., Murray M., Holmes P. The influence of energy intake on the pathophysiology of Trypanosoma congolense infection in Scottish Blackface sheep. Vet. Parasitol. 59:1995;207-218.
20. Little D.A., Dwinger R.H., Clifford D.J., Grieve A.S., Kora S., Bojang M. Effect of nutritional level and body condition on susceptibility of N'Dama cattle to Trypanosoma congolense infection in The Gambia. Proc. Nutr. Soc. 49:1990;209A.
21. Mawuena K. Haut degré de tolérance à la trypanosomose des moutons et des chèvres de race Naine Djallonké des régions sud-guinéennes du Togo. Comparaison avec de bovins trypanotolérants. Rev. Elev. Méd. vét. Pays trop. 40:1987;55-58.
22. Milligan P.J.M., Baker R.D. A model of tsetse-transmitted animal trypanosomiasis. Parasitology. 96:1988;211-239.
23. Murray M., Morrison W.L., Whitelaw D.D. Host susceptibility to African tryapnsosomiasis: trypanotolerance. Adv. Parasitol. 21:1982;1-68.
24. Murray, M., Stear, M.J., Trail, J.C.M., d'Ieteren, G., Agyemang, K., Dwinger, R., 1991. Trypanosomiasis in cattle: prospects for control. In: Owen, J.B., Axford, R.F.E. (Eds.) Breeding for Disease Resistance in Farm Animals, C.A.B. International, pp. 203-223.
25. Nash M.L., Hungerford L.L., Nash T.G., Zinn G.M. Risk factors for perinatal and postnatal mortality in lambs. Vet. Rec. 139:1996;64-67.
26. Osaer S., Goossens B., Clifford D.J., Kora S., Kassama M. A comparison of the susceptibility of Djallonké sheep and West African Dwarf goats to experimental infection with two different strains of Trypanosoma congolense. Vet. Parasitol. 51:1994;191-204.
27. Osaer S., Goossens B., Sauveroche B., Dempfle L. Evaluation of semen quality and reproductive performance of West African Dwarf rams experimentally infected with Trypanosoma congolense. Small Rumin. Res. 24:1997;213-222.
28. Osaer S., Goossens B., Jeffcoate I., Kora S., Jaitner J., Holmes, P., 1998a. Effects of Trypanosoma congolense and nutritional supplements on establishment and outcome of pregnancy in trypanotolerant Djallonke ewes. Anim. Reprod. Sci. 51(2), 97-109.
29. Osaer, S., Goossens, B., Jeffcoate, I., Holmes, P., 1998b. Effects of Trypanosome congolense and nutritional supplements in Djallonke ewes on live weight during pregnancy, post partum weight, haematology parameters and lamb performance. Res. Vet. Sci. 65, 65-69.
30. Osaer S., Goossens B., Jeffcoate I. Effects of Trypanosoma congolense infection and diet on puberty, age at first lambing and haematology changes in Djallonke ewe lambs. Vet. Parasitol. 80(3):1999;215-230.
31. Otesile E.B., Oduye O.O. Studies on West African Dwarf sheep: incidence of perinatal mortality in Nigeria. Rev. Elev. Méd. vét. Pays trop. 44:1991;9-14.
32. Panin A., Mahabile M. Profitability and household income contribution of small ruminants to small-scale farmers in Botswana. Small Rumin. Res. 25:1997;9-15.
33. Paris J., Murray M., Mcodimba F. A comparative evaluation of the parasitological techniques currently available for the diagnosis of African trypanosomiasis in cattle. Acta Trop. 39:1982;307-317.
34. Rawlings P., Dwinger R.H., Snow W.F. An analysis of survey measurements of tsetse challenge to trypanotolerant cattle in relation to aspects of analytical models of trypanosomiasis. Parasitology. 102:1991;371-377.
35. Rawlings P., Ceesay M.L., Wacher T.J., Snow W.F. The distribution of the tsetse flies Glossina morsitans submorsitans and G. palpalis gambiensis (Diptera: Glossinidae) in The Gambia and the application of survey results to tsetse and trypanosomiasis control. Bull. Ent. Res. 83:1993;625-632.
36. Reynolds L., Ekwuruke J.O. Effect of Trypanosoma vivax infection on West African Dwarf sheep at two planes of nutrition. Small Rumin. Res. 1:1988;175-188.
37. Russo, S.L., 1991. Interfacing small ruminant production systems with cropping and forage systems: more than tin cans. In: Blackburn, H.D. (Ed.), Proc. Workshop for the PVO and University Communities, University of Maryland College Park, MD, pp. 71-82.
38. Snedecor, G.W., Cochran, W.G., 1980. Statistical Methods, 7th Ed., Ames, The Iowa State University Press, 507 pp.
39. Snow W.F., Boreham P.F.L. The feeding habits and ecology of the tsetse fly Glossina morsitans submorsitans Newstead in relation to nagana transmission in The Gambia. Acta Trop. 36:1979;47-51.
40. Snow W.F., Wacher T.J., Rawlings P. Observations on the prevalence of trypanosomosis in small ruminants, equines and cattle, in relation to tsetse challenge, in The Gambia. Vet. Parasitol. 66:1996;1-11.
41. Statistical Analysis Systems Institute (SAS), 1997. Version 6.11, SAS Institute, Cary, NC 27513, USA.
42. Sumberg J.E., Mack S.D. Village production of West African dwarf goats and sheep in Nigeria. Trop. Anim. Health Prod. 17:1985;135-140.
43. Tanner, M.A., 1993. Tools for Statistical Inference, 2nd ed., Springer, Berlin.
44. Thienpont, D., Rochette, F., Vanparijs, O.F.J., 1979. Diagnose van verminose door koprologisch onderzoek, Janssen Research Foundation, Beerse, Belgium.
45. Thrusfield, M., 1995. Veterinary Epidemiology, 2nd ed., University of Edinburgh, Blackwell Science, The University Press, Cambridge.
46. Upton M. Returns from small ruminant production in South West Nigeria. Agric. Syst. 17:1985;65-83.
47. Vale G.A. Feeding responses of tsetse flies (Diptera: Glossinidae) to stationary hosts. Bull. Ent. Res. 67:1977;635-649.
48. Wacher T.J., Rawlings P., Snow W.F. Cattle migration and stocking densities in relation to tsetse-trypanosomiasis challenge in The Gambia. Ann. Trop. Med. Parasitol. 87:1993;517-524.
49. Wassink G.J., Fishwick G., Parkins J.J., Gill M., Romney D.L., Richard D., Holmes P.H. The patho-physiology of Trypansoma congolense in Scottish Blackface sheep: influence of diet on digestive function. Anim. Sci. 64:1997;127-137.