Antibacterial Activities of Five Medicinal Plants in Ethiopia against Some Human and Animal Pathogens

Table 2

Percentage yields of plant extracts using methanol and chloroform.

Plant species	Solvent	Plant part used	Weight of sample (g)	Dry weight of extract (g)	Yield (%)
C. macrostachyus Del.	Methanol	Leaf	100	16.16	16.16%
	Chloroform	Leaf	100	18.33	18.33%
C. aurea (Ait.) Benth.	Methanol	Leaf	100	17.33	17.33%
	Chloroform	Leaf	100	10	10%
W. somnifera (L.) Dunal	Methanol	Root	100	14.16	14.16%
	Chloroform	Root	100	21.3	21.3%
E. brucei Schwein.	Methanol	Leaf	100	11.6	11.6%
	Chloroform	Leaf	100	16.66	16.66%
N. tabacum L.	Methanol	Leaf	100	9.3	9.3%
	Chloroform	Leaf	100	13.3	13.3%