1. D. B. Baker, 1985 .Regional water quality impacts of intensive row-crop agriculture: a Lake Erie Basin case study., J. Soil Conserv, 40 :125 –132 .
2. J. L. Baker, and H. P. Johnson .1979 .The effects of tillage systems on pesticides in runoff from small watersheds., Trans. Am. Soc. Agric. Eng, 22 :554 –559 .
3. O. C. Burnside, 1980 .Shattercane control in narrow-row soybeans., Agron. J, 72 :753 –757 .
4. J. B. Carey, and J. J. Kells .1995 .Timing of total postemergence herbicide applications to maximize weed control and corn (Zea mays) yield., Weed Technol, 9 :356 –361 .
5. C. L. Foy, and H. L. Witt .1990 .Johnsongrass control with DPX-V9360 and CGA-136872 in corn in Virginia., Weed Technol, 4 :615 –619 .