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The Southern African Development Community (SADC) is to introduce a new vaccine to protect livestock from heartwater disease, an ailment transmitted by ticks, PANA said on Thursday.
It said the United States Agency for International Development (USAID), which hasfunded research on the new vaccine for the past six years, expects production of the the vaccine to start in two to three years. Livestock diseases have had a devastating effect on cattle populations in Tanzania, Zambia, Namibia and Angola.
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