Books

1. Planned Change in Farming Systems: Progress in On-Farm Research
   

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2. Soil Carbon Sequestration for Improved Land Management (World Soil Resources Reports,)
   

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3. Crop Field Response to Deficit Irrigation : Reports of an FAO/IAEA Co-ordinated Research Program by Using Nuclear Techniques (Developments in Plant and Soil Sciences)
   

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4. Introductory soils
   

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5. United States Agricultural Trade: Trends, Policy and Direction
   

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Books