Herbaceous
- HerbaceousFuelMoisture
model
wildland_fire
nfdrs
Herbaceous fuel moisture content (MCHERB) per NFDRS Cohen & Deeming (1985), pages 6-8. Migrated from WildlandFire.jl@126976f2 src/nfdrs.jl:426 (`HerbaceousFuelMoisture` @component). Calculates moisture stages (pregreen, greenup, green, transition, cured/frozen) based on climate class, 1000-hr moisture, and seasonal flags.