Raman, M.Pandian, A. Serma SaravanaManikkavasagan, I.TANUVAS2019-07-222019-07-222015-12http://krishikosh.egranth.ac.in/handle/1/5810116145TNV_JA_17(2)_Dec2015_256-258India with staggering 61 million sheep and 124 million goats contributing $US 140 million to livestock industry every year in the form of skin, hide, wool and meat. Of the several infectious diseases affecting sheep and goats gastrointestinal helminthic infection is one of the economically important health impediment (Sanyal and Gour, 1984) affecting growth rate and milk productions (Hoste and Chartier, 1993). As scanty information is available on the level of helminthic infection of small ruminants in this part of the sub-continent (Sanyal and Gour, 1984 and Raman et al., 1999), a detailed epidemiological studies were carried out from 2001 to 2012 in various agro-climatic zones of Tamil Nadu as part of the All India Network Programme on Gastro Intestinal Parasitism funded by Indian Council of Agricultural Research, New Delhi.en-USVeterinary ScienceVeterinary ParasitologyArticle