1. Summary and conclusions;Baker,1987
2. Erosion control in crops that produce sparse residue;Bellinder,1995
3. Field manual for research in agricultural hydrology;Brakensiek,1979
4. Analysis of pesticide use by tillage system in 1990, 1991, and 1992 corn and soybeans;Bull,1993
5. Long-term annual runoff and soil loss from conventional and conservation tillage of corn;Burwell;J. Soil Water Conserv.,1983