TY - SER AU - Masvingwe,C. AU - Mavenyengwa,M. TI - Toxicological evaluation of the plant xanthium strumarium in pigs in zimbabwe KW - SUÍNO KW - CIENCIA ANIMAL KW - INTOXICACAO KW - PLANTA TOXICA KW - ANALISE UR - http://dx.doi.org/10.1590/S0104-79301998000200003 ER -