"Grass type";"Biomass as of the fallout start time, kg/m2";"Activity maximum, kBq/kg / (kBq/m3)";"for the measurement time";"absolute values" "Perennial green";0.21;46.68;53.88 "Annual green";0.26;46.57;53.73 "Green fodder grass";0.39;42.99;52.70 "Pasture grass";0.72;39.06;44.91 "Perennial lawn grass";0.83;37.35;46.43