TY - RPRT TI - Population dynamics of pond zooplankton II Daphnia ambigua Scourfield AU - E.E. Angino AU - K.B. Armitage AU - B. Saxena PY - 1973 DO - 10.1007/bf00047022 UR - https://pubs.usgs.gov/publication/70001384 ID - 70001384 ER -