2026-06-27http://hdl.handle.net/123456789/220781In cooperation with the Government of Ethiopia, the Subregional Office of Eastern Africa (SFE) of the Food and Agriculture Organization of the United Nations (FAO) introduced a parasitic wasp to control a fast-spreading aphid pest infestation threatening to destroy cypress tree plantations in parts of the Amhara and Tigray Regional States in the north of Ethiopia.8p.application/pdfFAOBrochure, flyer, fact-sheet