Antagonism and synergism between lead and zinc in amphibian larvae.
Lead and zinc effects on Bufo arenarum larval survival were studied in single and combined treatments. On a weight basis, lead is about twice as toxic as zinc. The antagonism or synergism between these heavy metals is dose-dependent.
Herkovits
J
J
Instituto de Biología de la Reproducción y Desarrollo Embrionario, Universidad Nacional de Lomas de Zamora, C.C. 95 1832 Lomas de Zamora (B), Argentina.
Pérez-Coll
C S
CS