From 72c56f4246966c1bea627f601cf3cc457734f023 Mon Sep 17 00:00:00 2001 From: Johannes Ranke Date: Tue, 19 Feb 2019 12:27:00 +0100 Subject: Add German drainage calculations using Exposit 3.02 --- man/PEC_sw_exposit_runoff.Rd | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) (limited to 'man/PEC_sw_exposit_runoff.Rd') diff --git a/man/PEC_sw_exposit_runoff.Rd b/man/PEC_sw_exposit_runoff.Rd index 779c251..dee6bbf 100644 --- a/man/PEC_sw_exposit_runoff.Rd +++ b/man/PEC_sw_exposit_runoff.Rd @@ -4,17 +4,19 @@ \alias{PEC_sw_exposit_runoff} \title{Calculate PEC surface water due to runoff and erosion as in Exposit 3} \source{ -Excel 3.01 spreadsheet available from +Excel 3.02 spreadsheet available from \url{https://www.bvl.bund.de/DE/04_Pflanzenschutzmittel/03_Antragsteller/04_Zulassungsverfahren/07_Naturhaushalt/psm_naturhaush_node.html#doc1400590bodyText3} } \usage{ -PEC_sw_exposit_runoff(rate, Koc, DT50 = Inf, t_runoff = 3, - exposit_reduction_version = c("3.01", "2.0"), V_ditch = 30, - V_event = 100) +PEC_sw_exposit_runoff(rate, interception = 0, Koc, DT50 = Inf, + t_runoff = 3, exposit_reduction_version = c("3.02", "2.0"), + V_ditch = 30, V_event = 100, dilution = 2) } \arguments{ \item{rate}{The application rate in g/ha} +\item{interception}{The fraction intercepted by the crop} + \item{Koc}{The sorption coefficient to soil organic carbon} \item{DT50}{The soil half-life in days} @@ -26,6 +28,8 @@ PEC_sw_exposit_runoff(rate, Koc, DT50 = Inf, t_runoff = 3, \item{V_ditch}{The volume of the ditch is assumed to be 1 m * 100 m * 30 cm = 30 m3} \item{V_event}{The unreduced runoff volume, equivalent to 10 mm precipitation on 1 ha} + +\item{dilution}{The dilution factor} } \value{ A list containing the following components @@ -37,11 +41,11 @@ A list containing the following components } } \description{ -This is a reimplementation of the calculation described in the Exposit 3.01 spreadsheet file, -in the worksheet "Konzept Runoff". Calculation of sediment PEC values is not implemented. +This is a reimplementation of the calculation described in the Exposit 3.02 spreadsheet file, +in the worksheet "Konzept Runoff". } \examples{ - PEC_sw_exposit_runoff(500, 150) + PEC_sw_exposit_runoff(500, Koc = 150) } \seealso{ \code{\link{perc_runoff_exposit}} for runoff loss percentages and \code{\link{perc_runoff_reduction_exposit}} for runoff reduction percentages used -- cgit v1.2.1