[21]
Nitrate Accumulation is Soils and Loss in Tile Drainage Following Nitrogen Application to Continuous Corn. Gast R G, Nelson W W, Randall G W. Journal of Environmental Quality . 1978
[21]
Nitrate Accumulation is Soils and Loss in Tile Drainage Following Nitrogen Application to Continuous Corn. Gast R G, Nelson W W, Randall G W. Journal of Environmental Quality . 1978