An evaluation of strategic and threshold
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L. J. Fourie; D. J. Kok; I. G. Horak; J. M. Zyl
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Article
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1995
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Springer Netherlands
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English
⚖ 387 KB
Paralysis caused by feeding female lxodes rubicundus ticks is a major problem in large areas of South Africa. As the life cycle of the tick extends over a period of 2 years, it was hypothesized that strategic treatment of sheep with an acaricide over a 2 year period, timed to kill most engorging fem