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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
bedrock |
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| navigate by keyword : soil horizons profile layers topsoil subsoil bedrock horizon parent material science earth pedology formation structure composition humus layer organic matter plant roots regolith weathering erosion geology education classification types texture agronomy environmental doodle style diagram |
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| Soil horizons overview shows layers from organic O to bedrock, explaining soil formation and nutrient flow, key objects, topsoil, subsoil, bedrock. Doodle style diagram |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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