Gamachu, Daniel (PhD)Tekle, Kebrom2022-04-072023-11-192022-04-072023-11-191984-07http://etd.aau.edu.et/handle/12345678/31194differenc·os especi ally between the stands with and without Rrica a rborea, Were seen in most of the vRriables dmsi de r ad . Based on the findings the vegetation on the Vlestern Slopes was divided into four cate.I'ories wi th mor e problems in categories 2 and 4 which Were affected by burning and de ffo re station re spa cti ve ly. Be fore the p r oblems e xte nd to Ca tegorie s 1 and ), it i s suggested that ways and means should be sought to decrease defforestation (in category 4) and substituk ' it by reaffor estation p r ogramme; 9.nd mini mize animal rearing (in category 2) which mi ght oecr ease the fire hazards in the area dominated by Erica a rborea .enA Study of Altitudinal Plant Zonation on the Western Slopes of Mount Chilalo, ArsiThesis