6Cran V M.Control of capripoxvirus infection[J].Vaccine,1993,11(3):1275-1279.
7Kitching R P,McGrans J J,Taylor W P Capripox in theYemen Arab republic and the sultanate of oman[J].Trop Anim Health Prod,1986,18(2):115-122.
8Achour H A,Bouguedour R.Epidemiology of sheep pox in Algeria[J].Revue Scientific Queet Technique of Int Des Epiz,1999,18(3):606-617.
9Rao B T,Das H J,harma R D,et al.Some observations on an outbreak of sheep pox in sheep in East Godavari District,Andhra Pradesh[J].Livest Advisor,l994,19(10):3-6.
10Yeruham I,Pearl S,Abraham A,et al.Simultaneous infections:lambs with contagious ecthyma and sheep pox or contagious ecthyma and papillomatosis[J].Rev Med Vet,1998,49(12):1115-1120.
