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Fall armyworm status and distribution: "As of 19 January, farmers reported an outbreak of armyworms in northern Namibia, in Omusati, Ohangwena, Kavango East and Kavango West regions (Government of Namibia, 19/01/2017). Maize and millet are the most affected crops and as of mid-February, a total of around 50,000 hectares have reportedly been damaged by the spread of armyworms (Reuters Africa 15/02/2017)." -ACAPS Thematic Report: Armyworm outbreak in Africa (23 March 2017)
Estimated yield loss:
Africa- Fall armyworm outbreaks. ACAPS Thematic Report (2017). https://reliefweb.int/sites/reliefweb.int/files/resources/170323_acaps_thematic_report_armyworms_2.pdf