TY - RPRT TI - Acute toxicity of selected herbicides and surfactants to larvae of the midge Chironomus riparius AU - Kevin J. Buhl AU - Neil L. Faerber PY - 1989 DO - 10.1007/bf01055019 UR - https://pubs.usgs.gov/publication/70177044 ID - 70177044 ER -