Open Access Research Paper Views (312) Download (6) In vitro regeneration of niger (Guizotia abyssinica L.F.) Cass.) Tesfaye Disasa, Tileye Feyissa, Kefle Dagne Int. J. Biosci.1( 6), 110-118, December 2011. Key: AcclimatizationGuizotia abyssinicaIn vitro regenerationRooting Details