TY - RPRT TI - Determination of aquatic primary productivity (photosynthesis) in Lake Koocanusa, Montana, by the carbon-14 light and dark bottle method AU - V.J. Janzer AU - L.J. Schroder AU - J. R. Knapton PY - 1973 DO - 10.3133/70265518 UR - https://pubs.usgs.gov/publication/70265518 ID - 70265518 ER -