Ikpefan EO, Ukwubile CA, Nwankwo LU. Cytotoxic, phytotoxic and insecticidal assessment of the crude extract and fractions of leaves of Conyza sumatrensis (Retz.) E. Walker Asteraceae. NIJOPHASR [Internet]. 2020 Sep. 1 [cited 2024 Nov. 23];9(3):52-8. Available from: http://mail.nijophasr.net/index.php/nijophasr/article/view/362