TOXIC ACTIVITIES OF HEXANE EXTRACT AND COLUMN CHROMATOGRAPHY FRACTIONS OF RODENT TUBER PLANT (Typhonium flagelliforme Lodd.) ON Artemia salina - Sianipar, Nesti F.; Faculty of Science and Mathematics, Universitas Pelita Harapan Jalan M.H. Thamrin Boulevard 1100, Lippo Karawaci, Tangerang, Banten 15811, Indonesia (Indonesian Indonesian Agency for Agricultural Research and Development, 2013)