From 7bf5aad5e3b89c157d1b31a586ee87a25386117d Mon Sep 17 00:00:00 2001
From: Ranke Johannes <johannes.ranke@agroscope.admin.ch>
Date: Wed, 31 Jan 2024 17:59:04 +0100
Subject: Drift curve parameters from FOCUS SW Appendix B

---
 R/drift_parameters_focus.R | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 R/drift_parameters_focus.R

(limited to 'R/drift_parameters_focus.R')

diff --git a/R/drift_parameters_focus.R b/R/drift_parameters_focus.R
new file mode 100644
index 0000000..6a456c6
--- /dev/null
+++ b/R/drift_parameters_focus.R
@@ -0,0 +1,26 @@
+#' Regression parameters for the Rautmann drift data
+#'
+#' The parameters were extracted from Appendix B to the FOCUS surface water guidance
+#' using the R code given in the file `data_generation/drift_parameters_focus.R`
+#' installed with this package. The appendix itself is not included in the package,
+#' as its licence is not clear.
+#'
+#' @name drift_parameters_focus
+#' @docType data
+#' @format A [tibble::tibble].
+#' @references FOCUS (2014) Generic guidance for Surface Water Scenarios (version 1.4).
+#' FOrum for the Co-ordination of pesticde fate models and their USe.
+#' <http://esdac.jrc.ec.europa.eu/public_path/projects_data/focus/sw/docs/Generic%20FOCUS_SWS_vc1.4.pdf>
+#' 
+#' FOCUS (2001) FOCUS Surface Water Scenarios in the EU Evaluation Process
+#' under 91/414/EEC. Report of the FOCUS Working Group on Surface Water
+#' Scenarios, EC Document Reference SANCO/4802/2001-rev.2. 245, Appendix B.
+#' <https://esdac.jrc.ec.europa.eu/public_path/projects_data/focus/sw/docs/FOCUS_SWS_APPENDIX_B.doc> 
+#'
+#' Rautmann, D., Streloke, M and Winkler, R (2001) New basic drift values in
+#' the authorization procedure for plant protection products Mitt. Biol.
+#' Bundesanst. Land- Forstwirtsch. 383, 133-141
+#' @keywords datasets
+#' @examples
+#' drift_parameters_focus
+"drift_parameters_focus"
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