A Direct Demonstration of the Phosphorus Cycle in a Small Lake

Open Access

1 May 1947

journal article
research article
Published by Proceedings of the National Academy of Sciences in Proceedings of the National Academy of Sciences

Vol. 33 (5) , 148-153
https://doi.org/10.1073/pnas.33.5.148

Abstract

Radioactive P was released on the surface of a stratified lake in which virtually no mixing takes place. Counts of radioactivity of water at different levels a week later indicate a tendency for the P to descend to deeper levels.

Keywords

PHOSPHORUS