Browsing School of Agriculture and Food Science by Subject "Economic impact"
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An assessment of the economic impact of heartwater (Cowdria ruminantium infection) and its control in Zimbabwe.
(Elsevier B.V., 1999)Heartwater, caused by the rickettsial organism Cowdria ruminantium, is a serious constraint to livestock development in much of sub-Saharan Africa. Traditionally, the disease has been controlled by the use of chemical ...