Khwam pan prae khong chamnuan khai phayat nai utchara khong luk kae.
1989
Vichitr Sukhapesna
Number of worm eggs in the feces of 10 lambs was studied at the Office of Northeast Agriculture, Khon Kaen. Strongyloides pepillosus egg was found in the feces of 2 lambs (20 %). The first detection of the egg was 21-23 days, with average of 22 days. Other nematode eggs (Cooperia, Haemonchus, Oesophagostomum and Trichostrongylus spp.) were found in the feces of all lambs (100 %). The first detection of the egg 31-45 days, with average of 36.7 days. Moniezia benedeni egg was found in the feces of 6 lambs (80 %). The first detection of the egg was 68-88 days, with average of 75.5 days. Oocyst of coccidia was found in the feces of 10 lambs (100 %). The first detection of oocyst of coccidia was 15-22 days, with average of 19.1 days. The average number of nematode eggs gradually increased up to the peak at fourth month, and gradually decreased to the seventh month, then fluctuated.
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