Determinant Factor of Plant Species Diversity in the Organic Agriculture-Dominated System of Gedeo Zone, Southern Ethiopia

Table 2

Origin of plant species along agroecological zone and wealth class of the study area.

Origin	Agroecological zone			Wealth class			Overall
	Highland	Midland	Lowland	Rich	Medium	Poor
Native	88	118	92	107	123	107	162
Exotic	26	33	44	43	46	29	72
Total	114	151	136	150	169	136	234

Source: own survey data, 2019.