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General relationship of soil bulk density to root growth based on soil texture
Link to this table
Soil texture | Ideal bulk densities (g/cm3) | Bulk densities that may affect plantgrowth (g/cm3) | Bulk densities that restrict root growth (g/cm3) |
---|---|---|---|
sands, loamy sands | <1.60 | 1.69 | >1.80 |
sandy loams, loams | <1.40 | 1.63 | >1.80 |
sandy clay loams, loams, clay loams | <1.40 | 1.60 | >1.75 |
silts, silt loams | <1.30 | 1.60 | >1.75 |
silt loams, silty clay loams | <1.40 | 1.55 | >1.65 |
sandy clays, silty clays, clay loams with 35-45% clay | <1.10 | 1.49 | >1.58 |
clays (>45% clay) | <1.10 | 1.39 | >1.47 |