OpenAGRICOLA
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Topic
- Agricultural conservation[remove]7
- Watershed management[remove]7
- Congresses2
- Arid regions agriculture1
- Climatic factors1
- Conservation of natural resources1
- Environmental degradation1
- Hydrology1
- Integrated agricultural systems1
- Integrated water development1
- Land use, Rural1
- Soil conservation1
- Soil conservation projects1
- Water conservation1
- Water conservation projects1
- Water quality management z Wisconsin1
- Water-supply, Agricultural1
- Wheat1