TY - `BOOK` AU - Bull, L. B. AU - Culvenor, C. C. J. AU - Dick, A. T. TI - The pyrrolizidine alkaloids : their chemistry, pathogenicity and other biological properties PB - North-Holland Publ. Co CY - Amsterdam PY - 1968 LA - eng SE - XV, 293 S T2 - Frontiers of biology M1 - 9 KW - Pyrrolizidinalkaloide CN - 74 B 4474 AN - UBHD-1060327 ER -