Immunoassays for trace chemical analysis : monitoring toxic chemicals in humans, food and the environment / por 265473 Varderlaan, Martin, International Chemical Congress of Pasific Basin Societies (1989 : Honolulu, Hawaii, USA)

Naturally occurring pest bioregulators / por Hedin, Paul A. (Paul Arthur), 1926-, American Chemical Society. Division of Agrochemicals, International Chemical Congress of Pasific Basin Societies (1989 : Honolulu, Hawaii, USA)