zones.json

{
  "Sahel Savannah": {
    "Soil": "Sandy Soil",
    "Fertility": "Low",
    "Rainfall": "Low",
    "States": ["Borno", "Yobe", "Jigawa", "Katsina", "Sokoto"],
    "Crops": [
      "Millet",
      "Sorghum",
      "Groundnut",
      "Cowpea",
      "Sesame",
      "Date Palm"
    ],
    "N": 35,
    "P": 20,
    "K": 30,
    "pH": 7.5,
    "Note": "Slightly alkaline conditions typical of arid regions "
  },
  "Sudan Savannah": {
    "Soil": "Sandy-Loam",
    "Fertility": "Moderate",
    "Rainfall": "Low to Moderate",
    "States": ["Kano", "Kebbi", "Zamfara", "Bauchi", "Gombe"],
    "Crops": ["Sorghum", "Maize", "Millet", "Cotton", "Groundnut", "Cowpea"],
    "N": 45,
    "P": 30,
    "K": 45,
    "pH": 6.5,
    "Note": "Neutral to slightly acidic, ideal for many crops "
  },
  "Guinea Savannah": {
    "Soil": "Loamy-Clay",
    "Fertility": "High",
    "Rainfall": "Moderate",
    "States": [
      "Kwara",
      "Kogi",
      "Niger",
      "Benue",
      "Taraba",
      "Nasarawa",
      "Plateau",
      "FCT"
    ],
    "Crops": [
      "Maize",
      "Rice",
      "Yam",
      "Cassava",
      "Soybean",
      "Guinea Corn",
      "Mango",
      "Cashew"
    ],
    "N": 55,
    "P": 40,
    "K": 60,
    "pH": 6.0,
    "Note": "Slightly acidic to neutral pH ."
  },
  "Derived Savannah": {
    "Soil": "Loamy-Clay",
    "Fertility": "Humus-Rich",
    "Rainfall": "Moderate to High",
    "States": [
      "Ekiti",
      "Osun",
      "Oyo",
      "Ogun",
      "Edo",
      "Delta",
      "Anambra",
      "Enugu",
      "Ebonyi"
    ],
    "Crops": [
      "Cocoa",
      "Oil Palm",
      "Cassava",
      "Yam",
      "Maize",
      "Cashew",
      "Plantain",
      "Citrus"
    ],
    "N": 60,
    "P": 45,
    "K": 70,
    "pH": 5.5,
    "Note": "Higher organic matter content leads to more acidic soils "
  },
  "Tropical Rainforest": {
    "Soil": "Humus-Rich Loam",
    "Fertility": "High",
    "Rainfall": "High",
    "States": [
      "Cross River",
      "Akwa Ibom",
      "Ondo",
      "Bayelsa",
      "Rivers",
      "Lagos"
    ],
    "Crops": [
      "Cocoa",
      "Rubber",
      "Oil Palm",
      "Banana",
      "Pineapple",
      "Cassava",
      "Rice"
    ],
    "N": 70,
    "P": 50,
    "K": 80,
    "pH": 4.5,
    "Note": "Highly acidic soils typical of rainforests "
  },
  "Mangrove Swamps": {
    "Soil": "Peaty-Clay",
    "Fertility": "Waterlogged, Acidic",
    "States": ["Delta", "Bayelsa", "Rivers", "Cross River", "Lagos"],
    "Crops": ["Rice", "Sugarcane", "Coconut", "Oil Palm", "Water Yam"],
    "N": 50,
    "P": 35,
    "K": 65,
    "pH": 4.0,
    "Note": "Acidic conditions due to waterlogging and peaty nature "
  }
}