TY  - SER
AU  - Borghetti,F.
AU  - Lima,E.C.de
AU  - Silva,L.de C.R.
TI  - A simple procedure for the purification of active fractions in aqueous extracts of plants with allelopathic properties
KW  - PLANTA
KW  - ALELOPATIA
KW  - EXTRATO VEGETAL
KW  - FOLHA
ER  -