TY - GEN AU - Schaeffer,D J TI - A toxicological perspective on ecosystem characteristics to track sustainable development. VII. Ecosystem health SN - 0147-6513 PY - 1992///0221 KW - Biomarkers KW - Ecology KW - Environmental Pollution KW - adverse effects KW - Plants KW - Risk Management KW - Toxicology KW - trends N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0147-6513(91)90060-3 ER -