# Sesame — structured crop data.
# Conventions: see docs/methodology/evidence.md and units.md. Values unknown until researched.

crop:
  id: sesame
  common_name: Sesame
  scientific_name: Sesamum indicum

classification:
  category: oilseed
  family: Pedaliaceae
  products: [seed, seed-oil]

growth:
  annual: true             # Known structural fact; exact phenology remains Unknown
  lifecycle_note: Annual oilseed; flowering and capsule maturity vary by cultivar and environment.
  days_to_harvest: { min: null, max: null }
  height_cm: { min: null, max: null }

temperature:
  germination_min_c: null
  optimal_min_c: null
  optimal_max_c: null
  frost_tolerant: null
  heat_tolerated_max_c: null

water:
  demand: unknown
  seasonal_total_mm: null
  note: Drought-response literature exists, but practical schedules and seasonal totals remain Unknown.

soil:
  preferred_ph_min: null
  preferred_ph_max: null
  drainage_requirement: unknown
  salinity_tolerant: null

planting:
  propagation_methods: [seed]   # Known method existence; establishment details remain Unknown
  seeding_depth_cm: { min: null, max: null }
  spacing_cm: { min: null, max: null }
  row_spacing_cm: { min: null, max: null }
  density_plants_m2: { min: null, max: null }
  seeding_rate_g_m2: { min: null, max: null }
  direct_sow: null
  transplant_possible: null
  germination_days: { min: null, max: null }

fertility:
  nitrogen: unknown
  phosphorus: unknown
  potassium: unknown
  organic_amendments: unknown

photoperiod:
  response: unknown
  note: null

harvest:
  manual_feasibility: unknown
  manual_time_h_per_kg: null
  capsule_type: unknown       # dehiscent | partially dehiscent | non-dehiscent
  maturity_indicator: unknown
  shatter_risk: unknown
  seed_loss_pct: null
  note: Capsule type, harvest timing, and seed loss must be recorded together.

processing:
  threshing_method: unknown
  manual_time_h_per_kg: null
  cleaning_method: unknown
  winnowing_feasible: unknown
  oil_extraction_method: unknown
  oil_extraction_yield_g_per_kg_seed: null

storage:
  target_moisture_pct: null
  shelf_life_months: null
  room_temperature_stable: null
  pest_risk: unknown

economics:
  home_cost_per_kg: null
  market_price_note: Separate cleaned seed and extracted oil; no combined price.

yield:
  seed_g_per_plant: { min: null, max: null }
  seed_g_m2: { min: null, max: null }
  seed_kg_ha: { min: null, max: null }
  oil_g_per_kg_seed: { min: null, max: null }
  note: All values Unknown; never combine seed and extracted-oil yields.

evidence:
  primary_sources: []
  open_questions_file: docs/crops/sesame/open-questions.md