3       crop_code
SO      crop_name_1
Soybean crop_name_2
4391.0    total_biomass_C
0.28     portion_of_grain
0.47     portion_of_shoot
0.25     portion_of_root
16.7      plant_CN_ratio
10      grain_CN
20.0      root_CN_ratio_28
30.0      shoot_CN_ratio_28
744     water_requirement_744
3       max_LAI
0.5     max_height
2400    TDD_10
10       N_fix
0.48	  initial efficiency of use of absorbed light at 30 C, 340 CO2, (kg CO2/ha/h)/(J/m2/s)
40      maximum rate of leaf photosytensis, kg CO2/ha/h
0.035   rate of crop development in vegetative stage (1/d, 0.025)
0.021   rate constant of crop development in reproductive phase 1/d (DRCR)
0.7     economic copmponent/storage organc by weight
400.0   specific leaf weight constant, kg dm/ha
2100.0  specific stem weight, kg dm/ha
0.6     ratio of internal/external CO2 concentrations
1.7     maximum root depth for crop, m
0.035    increase rate of root depth, m/day

