| Terroir | Soil | Wood | Vines | Metamorphosis |
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[-0 cm] |
Haut-Brion Soil Section |
|
| [-20 cm] | Grey gravelly-sandy layer retilled during cultivation - round coarse quartz elements - no roots. | ||
| Layer of same type, but silghtly lighter and poorer in organic matter - large number of tall roots. | |||
| [-60 cm] | Limit of tilling prior to planting. | ||
| Red-brown layer untouched by man. The texture is slightly more clayey than in the first two horizons, particularly in the upper part (-65 - 90). Few roots. |
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| [-120 cm] |