module plant_module implicit none integer :: basin_plants = 0 !! number of different plants in the basin type plant_growth real :: cht = 0. !! m |canopy height real :: lai = 0. !! m**2/m**2 |leaf area index real :: plet = 0. !! mm H2O |actual ET simulated during life of plant real :: plpet = 0. !! mm H2O |potential ET simulated during life of plant real :: laimxfr = 0. !! real :: laimxfr_p = 0. !! real :: hi_adj = 0. !! (kg/ha)/(kg/ha) |temperature adjusted harvest index for current time during growing season real :: hi_prev = 0. !! (kg/ha)/(kg/ha) |optimal harvest index for current time during growing season real :: olai = 0. !! |leaf area index (0-1) when leaf area decline begins real :: dphu = 0. !! |phu accumulated (0-1) when leaf area decline begins real :: d_senes = 0. !! days !days since start of senescence real :: leaf_frac = 0. !! none |fraction of above ground tree biomass that is leaf real :: root_dep = 0. !! mm |root depth real :: root_frac = 0. !! kg/ha |root fraction of total plant mass end type plant_growth type plant_mass !character(len=4) :: cpnm !! N/A |4 letter char code represents organic name !real :: mass = 0. !!kg/ha |biomass !real :: cmass = 0. !!kg/ha |carbon mass !real :: nmass = 0. !!kg/ha |nitrogen mass !real :: pmass = 0. !!kg/ha |phosphorus mass real :: c_fr = 0. !!none |carbon fraction real :: n_fr = 0. !!none |nitrogen fraction real :: p_fr = 0. !!none |phosphorus fraction end type plant_mass !type (plant_mass) :: plt_mass_z type (plant_mass) :: yld_tbr type (plant_mass) :: yld_grn type (plant_mass) :: yld_veg type (plant_mass) :: yld_rsd !type (plant_mass), pointer :: pl_tot type plant_status integer :: idplt = 0 !! none land cover code from plants.plt integer :: bsn_num = 0 !!none |basin plant number character(len=1) :: gro = "y" ! |land cover status; 'n' = no land cover growing; 'y' = land cover growing character(len=1) :: idorm = "n" !! none |dormancy status; 'n'=land cover growing; 'y'=land cover dormant character(len=1) :: mseas = "n" !! none |monsoon status; 'n'= not in monsoon season; 'y'= in monsoon season real :: phumat = 0. !! C |heat units to maturity - annual real :: phumat_p = 0. !! C |heat units to maturity for perennials real :: phuacc = 0. !! fraction |fraction of plant heat unit accumulated real :: phuacc_p = 0. !! fraction |fraction of perennial plant heat unit accumulated integer :: harv_num = 0 !! |number of harvest operations for entire simulation integer :: harv_num_yr = 0 !! |number of harvest operations each year integer :: curyr_mat = 1 !! real :: pop_com = 0. !! none integer :: days_senes = 0. !! mm |days since scenesence began (for moisture growth perennials) real :: leaf_tov = 0. !! none |leaf turnover rate - decline in lai and leaf biomass real :: lai_pot = 0. !! none |potential leaf area index real :: harv_idx = 0. !! fraction |harvest index - grain fraction of above ground plant mass real :: pest_stress = 0. !! fraction |pest (insect, disease) stress on harvest index real :: epco = 0. !! fraction |water uptake compensation factor for each plant real, dimension(:), allocatable :: uptake !! mm |water uptake by layer end type plant_status type plant_stress real :: reg = 0. !! none |stress factor that most limits plant growth !! on current day real :: strsw = 1. !! none |frac of potential plant growth achieved on the day where the !! reduction is caused by water stress real :: strsa = 1. !! |frac of potential plant growth achieved on the day where the !! reduction is caused by air stress real :: strsn = 1. !! none |frac of potential plant growth achieved on the day where the reduction !! is caused by nit stress real :: strsp = 1. !! none |frac of potential plant growth achieved on the day where the reduction !! is caused by phos stress real :: strst = 1. !! none |frac of potential plant growth achieved on the day where the reduction !! is caused by temp stress real :: strss = 1. !! none |frac of potential plant growth achieved on the day where the reduction !! is caused by salt stress (rtb salt) real :: sum_w = 0. !! none |sum of water stress real :: sum_tmp = 0. !! none |sum of temperature stress real :: sum_n = 0. !! none |sum of nitrogen stress real :: sum_p = 0. !! none |sum of phosphorus stress real :: sum_a = 0. !! none |sum of aeration stress end type plant_stress type auto_operations integer :: apply_day = 0 !! day to apply in prob_unif1 condition integer, dimension(:), allocatable :: num_actions !! current number of actions - reset on January 1 integer, dimension(:), allocatable :: days_act !! days since the action specified in lim_const end type auto_operations type fertilize_future !! set to the fert_fut action in the lum.dtl character(len=35) :: name = "" !! name of the fertilizer operation (from the dtbl) integer :: num = 0 !! number of the future fertilizer application (from the dtbl) character(len=35) :: fertname = "" !! fertilizer name in fertilizer.frt integer :: fertnum = 0 !! fertilizer number in fertilizer.frt integer :: day_fert = 0 !! future julian day to apply fert (must be within a year of test) real :: fert_kg = 0. !! kg/ha - amount of fertilzer applied character(len=35) :: fertop = "" !! application type in chem_app.ops integer :: appnum = 0 !! application number in chem_app.ops end type fertilize_future type plant_community character(len=35) :: name = "" integer :: npl = 0 !! number of plants in community character(len=16), dimension(:), allocatable :: pl !! N/A |plant name integer :: pcomdb = 0 !! current plant community database number integer :: rot_yr = 1 !! rotation year integer :: days_plant = 0 !! |days since last planting - for conditional scheduling planting integer :: days_harv = 0 !! |days since last harvest - for conditional scheduling planting integer :: days_irr = 0 !! |days since last irrigation - for conditional scheduling planting character(len=16) :: last_kill = ""!! |name of last plant killed real :: cht_mx = 0. !! m |height of tallest plant in community for pet calculation real :: lai_sum = 0. !! m/m |sum of lai for each plant real :: laimx_sum = 0. !! m/m |sum of maximum lai for each plant - for canopy interception real :: rsd_covfac = 0. !! |average residue cover factor type (auto_operations), dimension(:), allocatable :: dtbl !!d_tble action - to limit number of actions per year integer :: fert_fut_num = 0 type (fertilize_future), dimension(:), allocatable :: fert_fut !! type (plant_growth), dimension(:), allocatable :: plg !!plant growth variables type (plant_stress), dimension(:), allocatable :: plstr !!plant stress variables type (plant_status), dimension(:), allocatable :: plcur !!plant status variables type (plant_mass), dimension(:), allocatable :: plm !kg/ha |total biomass for individual plant in community end type plant_community type (plant_community), dimension (:), allocatable :: pcom type (plant_community), dimension (:), allocatable :: pcom_init type (plant_growth) :: plgz type (plant_mass) :: plmz type (plant_mass) :: o_m1, o_m2, o_m3 type (plant_stress) :: plstrz type basin_crop_yields real :: area_ha = 0. !ha |area of crop harvested real :: yield = 0. !t |yield mass removed in harvest end type basin_crop_yields type (basin_crop_yields), dimension(:), allocatable :: bsn_crop_yld type (basin_crop_yields), dimension(:), allocatable :: bsn_crop_yld_aa type (basin_crop_yields) :: bsn_crop_yld_z type plant_carbon real :: leaf = .41 !none |carbon fraction in leaves real :: stem = .46 !none |carbon fraction in stem real :: seed = .45 !none |carbon fraction in seeds real :: root = .46 !none |carbon fraction in roots end type plant_carbon type (plant_carbon) :: c_frac end module plant_module