0	crop_code
FA	crop_name_1
Fallow	crop_name_2
0       total_biomass_C
0	portion_of_grain
0	portion_of_shoot
0	portion_of_root
0	grain_CN_ratio
0	root_CN_ratio
0	shoot_CN_ratio
0	water_requirement
0	max_LAI
0	max_height
0       TDD_10
1       N_fix
0.40	  initial efficiency of use of absorbed light at 25 C, 340 CO2, (kg CO2/ha/h)/(J/m2/s)
40      maximum rate of leaf photosytensis, kg CO2/ha/h
0.015   rate of crop development in vegetative stage at a reference temperature and reference daylength (1/d, DRCV) 
0.020   rate constant of crop development in reproductive phase at a reference temperature, 1/d (DRCR)
0.8     economic copmponent/storage organc by weight
370.0   specific leaf weight constant, kg dm/ha
1000.0  specific stem weight, kg dm/ha
0.5     ratio of internal/external CO2 concentrations
1.0     maximum root depth for crop, m
0.02    increase rate of root depth, m/day
