Activity-guided separation of Chromolaena odorata leaf extract reveals fracti…

An aqueous extract from the plant Chromolaena odorata [syn Eupatorium odoratum], Eupatorieae, Asteraceae, protected rice against sheath blight by induced resistance. As an initial step towards identification of the specific disease-reducing compounds, leaves from C. odorata were extracted with water and methanol and the extracts separated using a group separation system followed by analysis usi…