Internal Parasites in the Alimentary Tracts of Adult Native Chickens in the Southern Part of Thailand

Abstract

The 350 adult native chickens from 34 amphoes of 14 provinces in the southern part of Thailand were examined by post mortem for collection the internal parasites from digestive tracts including bursa, trachea and oviduct for prognosis of the health of the native chickens in backyard. The result revealed that from 350 chickens, 293 (83.71%) infested with endoparasites, 249 (71.14%) tapeworms which were most infested, 237 (67.67%) with roundworms, 2(0.57%) thorny head worms and 3 (0.86%) Eimeria tenella. The percentage of roundworms infestions were of the followings : 8.29% Ascaridia galli, 14.57% Capillaria contorta and C. annulata, 16.57% Tetrameres americana, 33.71% Heterakis gallinarum, 0.29% Dispharynx spiralis, (0.29%) 8.0% Cheilospirara hamulosa and 31.71% Gongylonema inglovicula. The percentage of tapeworm infections were of the followings : 62.00% Raillietina echinobothrida, 18.29% R. tetragona, 3.43% R. cesticillu, 14.57% Hymenolepis, 4.29% Amoebotaenia and 0.29% Davainia proglottina. Cheilospirura hamulasa and thorny head worm from the native chickens in the southern part of Thailand were also reported.