Gunaseelan, LGanesan, P.I,Kumanan, KGeetha, MTANUVAS2016-09-232016-09-232002http://krishikosh.egranth.ac.in/handle/1/78459en-USNewcastle Disease VirusFree Living BirdsExcretionEpidemiological Studies on Newcastle Disease Viral ExcretionTANUVAS M.V.Sc. MVM00040 Accn.No.0840Thesis