TY  - RPRT
TI  - Observations on preferential flow and horizontal transport of nitrogen fertilizer in the unsaturated zone
AU  - D.H. Wilkison
AU  - D. W. Blevins
PY  - 1999
DO  - 10.2134/jeq1999.00472425002800050022x
UR  - https://pubs.usgs.gov/publication/70021310
ID  - 70021310
ER  -