Sol à profil calcaire différencié - Brésil
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Photo Ruellan-0047 Brésil, Pantanal Climat tropical subhumide On reconnait les horizons suivants : - A, sombre, organominéral. - S, plus rouge, argileux, bien drainé, non calcaire (horizon d'altération à structure pédologique). - Bca, tacheté de blanc : horizon d'accumulation de calcaire (nodules calcaires). Voir le livre "Regards sur le sol" p.72 et 147.
Date de cette photo: 01 septembre 1986
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