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Douglas Archibald
Research Associate, Agricultural Analytical Chemistry
116 ASI Bldg.
University Park, PA.
16802
E-Mail: dda10@psu.edu
Phone: 814-865-8449
Sustainable or
Organic Soil
Management |
| Soil analysis, soil organic matter, fertility management, soil quality, other |
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Sustainable /Organic Natural Resources Environment
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| Conservation tillage, farmland preservation, terraces, water quality |
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