diff options
Diffstat (limited to 'R/PEC_sw_exposit_runoff.R')
| -rw-r--r-- | R/PEC_sw_exposit_runoff.R | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/R/PEC_sw_exposit_runoff.R b/R/PEC_sw_exposit_runoff.R index a9cbf07..22316bc 100644 --- a/R/PEC_sw_exposit_runoff.R +++ b/R/PEC_sw_exposit_runoff.R @@ -41,6 +41,8 @@ rownames(perc_runoff_exposit) <- Koc_classes #' } #' @source Excel 3.02 spreadsheet available from #' \url{https://www.bvl.bund.de/EN/04_PlantProtectionProducts/03_Applicants/04_AuthorisationProcedure/08_Environment/ppp_environment_node.html} +#' +#' Agroscope version 3.01a with additional runoff factors for 3 m and 6 m buffer zones received from Muris Korkaric (not published) #' @export #' @examples #' print(perc_runoff_reduction_exposit) @@ -49,6 +51,11 @@ perc_runoff_reduction_exposit <- list( dissolved = c(0, 40, 60, 80), bound = c(0, 40, 85, 95), row.names = c("No buffer", paste(c(5, 10, 20), "m"))), + "3.01a" = data.frame( + dissolved = c(0, 25, 40, 45, 60, 80), + bound = c(0, 7.1, 13.3, 15.9, 25.7, 48), + #bound = c(0, 30, 40, 55, 85, 95), + row.names = c("No buffer", paste(c(3, 5, 6, 10, 20), "m"))), "2.0" = data.frame( dissolved = c(0, 97.5), bound = c(0, 97.5), @@ -65,7 +72,9 @@ perc_runoff_reduction_exposit <- list( #' @param Koc The sorption coefficient to soil organic carbon #' @param DT50 The soil half-life in days #' @param t_runoff The time between application and the runoff event, where degradation occurs, in days -#' @param exposit_reduction_version The version of the reduction factors to be used +#' @param exposit_reduction_version The version of the reduction factors to be used. "3.02" is the current +#' version used in Germany, "3.01a" is the version with additional percentages for 3 m and 6 m buffer +#' zones used in Switzerland. #' @param V_ditch The volume of the ditch is assumed to be 1 m * 100 m * 30 cm = 30 m3 #' @param V_event The unreduced runoff volume, equivalent to 10 mm precipitation on 1 ha #' @param dilution The dilution factor @@ -82,8 +91,9 @@ perc_runoff_reduction_exposit <- list( #' @seealso \code{\link{perc_runoff_exposit}} for runoff loss percentages and \code{\link{perc_runoff_reduction_exposit}} for runoff reduction percentages used #' @examples #' PEC_sw_exposit_runoff(500, Koc = 150) +#' PEC_sw_exposit_runoff(600, Koc = 10000, DT50 = 195, exposit = "3.01a") PEC_sw_exposit_runoff <- function(rate, interception = 0, Koc, DT50 = Inf, t_runoff = 3, - exposit_reduction_version = c("3.02", "2.0"), + exposit_reduction_version = c("3.02", "3.01a", "2.0"), V_ditch = 30, V_event = 100, dilution = 2) { k_deg <- log(2)/DT50 |