Studies on Haemonchus contortus. I. The influence of previous exposure to Trichostrongylus axei on infestation with H. contortus.

نویسنده

  • R K Reinecke
چکیده

REINECKE, R. K. Studies on Haemonchus contortus l. The influence of previous exposure to Trichostrongylus axei on infestation with H . cantor/us. Onderstepoort J. vet. Res. 41 (4) , 213216 (1974) . A group of Merino sheep, aged 67 months was infested orally with 50 000 infective larvae of Trichostrongylus axei. This group and a control group were challenged 9092 days later with 50 000 infective larvae of Haemonchus contortus. Previous infestation with T. axei caused a reduction of more than 80 % in the worm burdens of H. contort us in more than 80 % of the sheep.

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عنوان ژورنال:
  • The Onderstepoort journal of veterinary research

دوره 41 4  شماره 

صفحات  -

تاریخ انتشار 1974