Altaif KI and Dargie JD 1978. Genetic resistance to helminthes. The influence of breed and hemoglobin type on the response of sheep to re-infection with Haemonchus contortus. Parasitology. 77:177-187
Amarante AFT, Craig TM, Ramsey WS, Davis SK and Bazer FW 1999. Nematode burdens and cellular responses in the abomasal mucosa and blood of Florida Native, Rambouillet and crossbreed lambs. Veterinary Parasitology. 80:311–324.
Axford RFE, Bishop SC, Nicholas FW and Owen JB 2000. Breeding for disease resistance in farm animals. 2nd edition. CABI publishing.
Baker RL, Mwamachi DM, AudhoJO, Aduda EO and Thorpe W 1999. Genetic resistance to gastro-intestinal nematode parasites in Red Maasai, Dorper and Red Maasai×Dorper ewes in the sub-humid tropics. Journal of Animal Science. 69:335–344.
Burke JM and Miller JE 2002. Relative resistance of Dorper crossbred ewes to gastrointestinal nematode infection compared with St. Croix and Katahdin ewes in the southeastern United States. Veterinary Parasitology.109:265–275.
Burke JM and Miller JE. 2004. Relative resistance to gastrointestinal nematode parasites in Dorper, Katahdin, and St. Croix lambs under conditions encountered in the southeastern region of the United States. Small Ruminant Research. 54:43–51.
Courtney CH, Parker CF, McClure KE and Herd RP 1985. Resistance of exotic and domestic lambs to experimental infections with Haemonchus contortus. International Journal for Parasitology.15:101–109.
Davies G, Stear MJ, Benothman M, Abuagob O, Kerr A, Mitchell S and Bishop SC. 2006. Quantitative trait loci associated with parasitic infection in Scottish blackface sheep. Heredity. 96:252–8.
Eslami A. 1997 Veterniary helminthology. V2. Cestodes. University of Tehran. P 65.
Eslami A. Fakhrzadegan, F., 1972. The nematodes and tube digestive bovis in Iran. Revue d’élevage et médecine vétérinaire des pays tropicaux. 24(4):527-539.
Evans JL and Nieuwhof GJ. 2003 Inclusions of selection for nematode resistance in British sheep reference schemes. In: Gabiña D. (ed.), Sanna S. (ed.). Breeding programmes for improving the quality and safety of products. New traits, tools, rules and organization. Zaragoza : CIHEAM (Options Méditerranéennes : Série A. Séminaires Méditerranéens; n. 55) pages 47-53
Fernandes LH, Seno MCZ, Amarante AFT, Souza H, and Belluzzo CEC. 2004. Efeito do pastejo rotacionado e alternado com bovinos adultos no controle da verminose em ovelhas. Arq. Bras. Med. Vet. Zootec. 56:.6:733-740.
Gamble HR and Zajac AM. 1992. Resistance of St.Croix lambs to Haemonchus contortus in experimentally and naturally acquired infections. Veterinary Parasitology.41:211–225.
Gholamian A Eslami A, Nabavi L, Rasekh AR and Galedari. 2007 A field survey on resistance to albendazole in gastrointestinal nematodes of sheep in Khuzestan province of Iran. Journal of Veterinary Research 62,1:45-51
Golding H and Richard WS. 2009. The relative resistance to gastrointestinal nematode infection of three British sheep breeds. Research in Veterinary Science. 87:263–264.
Gruner L, Cabaret J, Sauve C and Pailhories R. 1986. Comparative susceptibility of romanov and lacaune sheep to gastrointestinal nematodes and small lungworms. Veterinary Parasitology. 19: 85-93.
Gruner L, Gouix J, Cabaret J, Boulard C, Cortet J, Sauve C, Molenat G and Calamel M.1992. Effect of genetic type, lactation and management on helminth infection of ewes in an intensive grazing system on irrigated pasture. International Journal for Parasitology. 22: 919–925.
Hajializadeh Valilou R, Rafat, AR, Firouzamandi M and M. Ebrahimi 2016 Use of Microsatellite Polymorphisms in Ovar‐DRB1 Gene for Identifying Genetic Resistance in Fat‐Tailed Ghezel Sheep to Gastrointestinal Nematodes Iranian Journal of Applied Animal Science 6(4), 879-886
Kaplan RM, Burke JM, Terrill TH, Miller JE, Getz WR, Mobini S, Valencia E,Williams M, Williamson LH, Larsen M,Vatta AF. 2004. Validation of the FAMACHA eye color chart for detecting clinical anemia onsheepandgoatfarmsin the southernUnitedStates. Veterinary Parasitology.123:105–120.
Kemper KE, Palmer DG, Liu SM, Greeff JC, Bishop SC and Karlsson JLE. 2010. Reduction of faucal worm egg count, worm numbers and worm fecundity in sheep selected for worm resistance following artificial infection with Teladorsagia circumcincta and Trichostrongylus colubriformis. Veterinary Parasitology. 171:238–246.
Li Y, Miller JE and Franke DE. 2001. Epidemiological observations and heterosis analysis of gastrointestinal nematode parasitism in Suffolk, Gulf Coast Native and crossbred lambs. Veterinary Parasitology .98:273–283.
Morris, C.A., Watson, T.G., Bisset, S.A., Vlassoff, A., Douch, P.G.C. 1995. Breeding sheep in New Zealand for resistance or resilience to nematode parasites. In: Grey, G.D., Woolaston, R.R., Eaton, B.T. (Eds.), Breeding for Resistance to Infectious Diseases in Small Ruminants. Aust Centre Int Agric Res Canberra. Pp:77–98.
Nimbkar C, Ghalsasi PM, Swan AA, Walkden-Brown SW, Kahn LP. 2003. Evaluation of growth rates and resistance to nematodes of Deccani and Bannur lambs and their crosses with Garole. Animal Science. 76: 503-515.
Nieuwhof G J, Bishop SC, 2005. Costs of the major endemic diseases of sheep in Great Britain and the potential benefits of reduction in disease impact. Anima Science. 81:23-29.
Notter DR, Andrew SA, Zajac AM. 2003. Responses of hair and wool sheep to a single fixed dose of infective larvae of Haemonchus contortus. Small Ruminant Research. 47:221–225.
Preston JM, AllonbyEW.1978.Theinfluence of breed in the susceptibility of sheep and goats to a single experimental infection with Haemonchus contortus. Veterinary Record.103:509–512.
Riggio V , Pong-Wong R , Sallé G , Usai M , Casu S, Moreno C and Bishop S. 2014. A joint analysis to identify loci underlying variation in nematode resistance in three European sheep populations. Journal of Animal Breeding and Genetics, 131(6), 426–436.
Romjali E, Pandey VS, Gatenby RM, Doloksaribu M, Sakul H, Wilson A and Verhulst A. 1997. Genetic resistance of different genotypes of sheep to natural infections with gastro-intestinal nematodes. Animal Science. 64: 97–104.
Schallig HD. 2000. Immunological responses of sheep to Haemonchuscontortus.Parasitology.120:63–72.
Stear MJ and Murray M. 1994. Genetic resistance to parasitic disease: particularly of resistance in ruminants to gastrointestinal nematodes. Veterinary Parasitology 54:161–176.
Van Wyk JA and Malan FS. 1988. Resistance of field strains of Haemonchus contortus to ivermectin, closantel, rafoxanide and the benzimidazoles in South Africa.Veterinary Records. 123:226–228.
Vanimisetti HB, Greiner SP, Zajac AM and Notter DR. 2002. Between-breed variation in response to Haemonchus contortus infectioninsheep. Journal Animal Science. 80 (Suppl.1). Abstract.148.
Woolaston RR and Windon RG. 2001. Selection of sheep for response to Trichostrongylus colubriformis larvae: Genetic parameters. Animal Science 73:41-48.
Woolaston RR and Eady SJ. 1995. Australian research on genetic resistance to nematode parasites. In: Grey, G.D., Woolaston, R.R., Eaton, B.T. (Eds.), Breeding for Resistance to Infectious Diseases in Small Ruminants. Aust. Centre Int Agric Res Canberra. Pp: 53–75.
Woolaston RR, Manueli P, Eady SJ, Barger IA, Le Jambre LF, Banks DJD and Windon RG. 1996. The value of circulating eosinophil count as a selection citeria. International Journal for Parasitology 26:123-126.