diff options
Diffstat (limited to 'R')
| -rw-r--r-- | R/PEC_soil.R | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/R/PEC_soil.R b/R/PEC_soil.R index 513136e..091149c 100644 --- a/R/PEC_soil.R +++ b/R/PEC_soil.R @@ -302,7 +302,7 @@ PEC_soil <- function(rate, rate_units = "g/ha", interception = 0, f_accu = get_vertex(x = 8:10, y = PEC_FOMC_accu_rel(n = 10, interval, FOMC)[8:10])$yv warning("The long term calculation is based on a pseudo-plateau constructed\n ", "by fitting a parabola through the residues after 8, 9 and 10 years.\n ", - "This is the method used by the ESCAPE software tool.\n ", + "This is the method used by the ESCAPE software tool for separate consideration of residues.\n ", "Please check the validity by specifying e.g. n_periods = 20 or 50.") } else { f_accu = X/(1 - X) # part of (A2) @@ -367,7 +367,7 @@ PEC_soil <- function(rate, rate_units = "g/ha", interception = 0, PEC_FOMC_accu_rel <- function(n, interval, FOMC) { PEC_accu_rel <- 0 for (i in 1:(n - 1)) { - PEC_accu_rel[i + 1] <- PEC_accu_rel[i] + mkin::FOMC.solution(i * interval, 1, + PEC_accu_rel[i + 1] <- PEC_accu_rel[i] + mkin::FOMC.solution(i * interval, 1, FOMC[["alpha"]], FOMC[["beta"]]) } return(PEC_accu_rel) @@ -376,7 +376,7 @@ PEC_FOMC_accu_rel <- function(n, interval, FOMC) { #' Fit a parabola through three points #' #' This was inspired by an answer on stackoverflow -#' https://stackoverflow.com/a/717791 +#' https://stackoverflow.com/a/717791 get_vertex <- function(x, y) { m <- cbind(x^2, x, 1) m_inv <- solve(m) |