1. Mode of action of herbicides;Ashton,1981
2. Collapses of algal blooms in prairie pothole lakes: their mechanisms and ecological impact;Barica;Verh. Int. Ver. Limnol.,1975
3. Sulfonylurea herbicides;Beyer,1988
4. Species dependent variation among aquatic organisms in their sensitivity to chemicals;Blanck;Ecol. Bull.,1984
5. Species-dependent variation in algal sensitivity to chemical compounds;Blanck;Ecotoxicol. Environ. Saf.,1984