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Federal
Biochar 4 Crops
U.S. Environmental Protection Agency —
Raw data files for study of the effects of biochar on growth and elemental content of four crops: carrot, lettuce, soybean and sweetcorn. Plus additional files on... -
Federal
<b>Soil, crop, and weed communities as affected by soil erosion and topsoil replacement in a Mollisol landform (a six-year soil-landscape rehabilitation study)</b>
Department of Agriculture —
These data provide field measurements at two geographical sites of plant and soil as affected by (a) tillage and water erosion and (b) replacement of translocated...