TY - SER AU - Mercier,H. AU - Souza,B.M. AU - Kraus,J.E. AU - Hamasaki,R.M. AU - Sotta,B. TI - Endogenous auxin and cytokinin contents associated with shoot formation in leaves of pineapple cultured in vitro KW - ABACAXI KW - AUXINA KW - CITOQUININA KW - REGENERAÇÃO ER -