TY  - RPRT
TI  - Management systems evaluation area; Iowa, Walnut Creek watershed
AU  - P. J. Soenksen
AU  - J.L. Hatfield
AU  - J. L. Baker
PY  - 1992
DO  - 10.3133/ofr92167
UR  - https://pubs.usgs.gov/publication/ofr92167
ID  - ofr92167
ER  -