TY  - RPRT
TI  - International Lake and Watershed Liming Practices
AU  - Harvey Olem
AU  - R. Kent Schreiber
AU  - Robert W. Brocksen
AU  - Donald B. Porcella
PY  - 1991
UR  - https://pubs.usgs.gov/publication/70006376
ID  - 70006376
ER  -