~ ~ ~ PURPOSE ~ ~ ~
this subroutine calculates the amount of organic nitrogen removed in
surface runoff - when using CSWAT==2 it
~ ~ ~ INCOMING VARIABLES ~ ~ ~
name |units |definition
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
enratio |none |enrichment ratio calculated for day in HRU
erorgn(:) |none |organic N enrichment ratio, if left blank
|the model will calculate for every event
ihru |none |HRU number
sedc_d(:) |kg C/ha |amount of C lost with sediment
|pools
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
~ ~ ~ ~ ~ ~ END SPECIFICATIONS ~ ~ ~ ~ ~ ~
conversion factor enrichment ratio HRU calculations HRU calculations update soil nitrogen pools only for HRU calculations add by zhang to update soil nitrogen pools
calculate nitrate in percolate and lateral flow