OpenAgricola
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- AgSpace7
- agricultural runoff[remove]7
- water pollution[remove]7
- application rate3
- atrazine3
- mathematical models3
- soil transport processes3
- surface water3
- water quality3
- corn2
- crop rotation2
- equations2
- herbicide residues2
- losses from soil2
- metolachlor2
- no-tillage2
- nonpoint source pollution2
- phosphorus2
- soybeans2
- tillage2