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TNV_JVP_2003_17(2)159-160.pdf.jpg
Article

Faecal egg count reduction test (FECRT) was conducted to study anthelmintic resistance in nematodes of two sheep flocks of Tamil Nadu. The anthelmintic drugs used in this study were fenbendazole at the dose rate of 100 mg kg‘ h.w. and tetramisole at the dose rate of 15 mg kg“ b.w. The study revealed confirmed resistance to fenbendazole and suspected resistance to...

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TNV_JVP_2004_18(2)193-194.pdf.jpg
Article

Examination of Haemonchus contortus infected ovine faecal cultures revealed morphologically variant H. contortus larvae in the cumulus of normal infective larvae. One larva had a bidigitate tail sheath, bifurcated into two unequal finger-like processes from the tail tip. The other larva had double tail, one larger than the other.

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TNV_JVP_2004_18(1)59-61.pdf.jpg
Article

The occurrence of coccidian infection was significantly higher in young lambs and kids than in adults at Mecheri Sheep Research Station, Pottaneri, Tamil Nadu. There was a negative correlation between oocysts per gram (OPG) levels and age of animals. Mixed infections comprising of two to four species were found and the species identified were Eimeria ahsata, E. c...

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TNV_IJAS_2004_74(10)1042-1043.pdf.jpg
Article

Haemonchus cantorlus, bloodsucking parasite, occurs in the abomasal mucosa and its contents in sheep, goats, cattle and numerous other ruminants, and is cosmopolitan especially in areas with hot, moist climate (Sood 1981). Development of anthelmintic resistance to this parasite is a major problem (Yadav 1990, Uppal et al. 1991, Yadav and Uppal 1992, Prichard ...

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