%0 Journal Article %T Čerenkov Counting of 24 Na in Suspension Cultures — an Economical Use of Scintillation Apparatus for Studying Ion Exchange %A PENNARUN, A. M. %A KOVOOR, A. %A HELLER, R. %J Physiologia Plantarum %V 39 %N 4 %@ 0031-9317 %D 1977-04-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve