Session4

Session4 - S e a r c h Readings: Session 4 Authors :...

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Unformatted text preview: S e a r c h Readings: Session 4 Authors : Kathleen Merrigan, Ph.D., William Lockeretz, Ph.D. Readings What is Soil Quality ? USDA NRCS (2001). Conservation Tillage Fact Sheet: Soil Quality Indicators for Whole-farm Management in the Central Great Plains . R.Bowman et al. (2004). Soil Quality – Agronomy. Technical Notes . USDA – NRCS No.16: Interpreting the soil conditioning index No.2: Conservation crop rotation effects on soil quality No.6: Legumes and soil quality Key Questions What is soil quality? What is soil quality? How do we compare inherent and dynamic soil quality? What are the indicators of soil quality? How does soil organic matter influence the physical, chemical, and biological indicators for soil quality? What is the relationship between bulk density and soil compaction? What is the relationship between soil structure and water holding capacity? What are the good cultivation practices for managing soil quality? How are they useful in maintaining or enhancing soil quality?What are the good cultivation practices for managing soil quality?...
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