{
  "demo": true,
  "id": "gt-0107",
  "code": "GT-0107",
  "order": "mollisol",
  "title": {
    "es": "Mollisol del Polochic",
    "en": "Polochic Mollisol"
  },
  "hook": {
    "es": "Tierra negra y profunda que alimenta al valle.",
    "en": "Deep black earth that feeds the valley."
  },
  "classification": {
    "usda": "Typic Hapludoll",
    "wrb": "Haplic Phaeozem (Loamic)"
  },
  "site": {
    "location": "Panzós, Alta Verapaz",
    "region": "polochic",
    "elevation_m": 35,
    "precipitation_mm": 2600,
    "temperature_c": "24–28",
    "slope": "0–2°",
    "landUse": {
      "es": "Maíz y arroz",
      "en": "Maize and rice"
    },
    "parentMaterial": {
      "es": "Aluvión del río Polochic",
      "en": "Polochic river alluvium"
    },
    "described": "2024-05"
  },
  "horizons": [
    {
      "name": "A",
      "top": 0,
      "bottom": 35,
      "munsell": "10YR 2/1",
      "color": "#1E150E",
      "texture": {
        "es": "Franco",
        "en": "Loam"
      },
      "ph": 6.6,
      "om": 5.9,
      "cec": 36,
      "note": {
        "es": "Horizonte grueso, negro y granular. Se desmorona en migajas.",
        "en": "A thick, black, granular horizon. It crumbles into soft crumbs."
      }
    },
    {
      "name": "AB",
      "top": 35,
      "bottom": 60,
      "munsell": "10YR 3/2",
      "color": "#3A281A",
      "texture": {
        "es": "Franco arcilloso",
        "en": "Clay loam"
      },
      "ph": 6.9,
      "om": 3.1,
      "cec": 33,
      "note": {
        "es": "Transición gradual. Todavía hay muchas galerías de lombrices.",
        "en": "A gradual transition. Still many earthworm channels."
      }
    },
    {
      "name": "Bk",
      "top": 60,
      "bottom": 100,
      "munsell": "10YR 4/3",
      "color": "#7A5F45",
      "texture": {
        "es": "Franco arcilloso",
        "en": "Clay loam"
      },
      "ph": 7.6,
      "om": 1.3,
      "cec": 29,
      "note": {
        "es": "Pequeñas manchas blancas de carbonato de calcio.",
        "en": "Small white specks of calcium carbonate."
      }
    },
    {
      "name": "C",
      "top": 100,
      "bottom": 150,
      "munsell": "10YR 5/4",
      "color": "#B0906F",
      "texture": {
        "es": "Franco arenoso",
        "en": "Sandy loam"
      },
      "ph": 7.8,
      "om": 0.5,
      "cec": 17,
      "note": {
        "es": "Capas de arena y limo que dejó el río.",
        "en": "Layers of sand and silt left by the river."
      }
    }
  ],
  "narratives": {
    "kids": {
      "es": "El río trae tierra nueva cada vez que crece. Las plantas y las lombrices la mezclan y la vuelven negra y blandita. ¡Es como la despensa del valle!",
      "en": "The river brings new earth every time it floods. Plants and earthworms mix it and turn it black and soft. It is like the pantry of the valley!"
    },
    "students": {
      "es": "Los Mollisoles tienen un horizonte superficial grueso y oscuro, rico en materia orgánica y nutrientes como calcio y magnesio. En el valle del Polochic se forman sobre sedimentos del río. Son suelos muy productivos, pero se compactan si se trabajan mojados.",
      "en": "Mollisols have a thick, dark surface horizon rich in organic matter and nutrients such as calcium and magnesium. In the Polochic valley they form on river sediments. They are very productive soils, but they compact when worked wet."
    },
    "teachers": {
      "es": "Idea central: la materia orgánica da color oscuro y estructura. Actividad: frotar una muestra seca sobre papel blanco y comparar la intensidad del color con otros suelos. Conecta con ciclos de nutrientes y seguridad alimentaria.",
      "en": "Core idea: organic matter gives dark colour and structure. Activity: rub a dry sample on white paper and compare colour intensity with other soils. Links to nutrient cycles and food security."
    },
    "professionals": {
      "es": "Hapludoll típico sobre aluvión reciente. Epipedón mólico de 35 cm, saturación de bases mayor al 50 % en todo el perfil y acumulación incipiente de carbonatos secundarios entre 60 y 100 cm. Drenaje moderado; riesgo de compactación subsuperficial bajo labranza mecanizada.",
      "en": "Typic Hapludoll on recent alluvium. A 35 cm mollic epipedon, base saturation above 50% throughout and incipient secondary carbonate accumulation between 60 and 100 cm. Moderately drained; subsurface compaction risk under mechanised tillage."
    }
  }
}