From 435e07a6f7fd2599d783fd306ee6d9e08acc0c6b Mon Sep 17 00:00:00 2001
From: Johannes Ranke <jranke@uni-bremen.de>
Date: Fri, 27 Sep 2019 10:00:15 +0200
Subject: Fix for UK drainage, some EFSA interception and washoff

- PEC_sw_drainage_UK() gave results that were a little bit too high
for the substances with the highest Koc (>4000), as I used 0.01% instead
of 0.008% for them. This must have come from an old vesion of the UK
data requirements handbook, at least I do not have another explanation

- Add EFSA interception (from 2014 DegT50 guidance) and tier 1
crop wash-off factors (from 2017 PEC soil guidance) for some major
arable crops

- Update docs
---
 R/EFSA_washoff_2017.R | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 R/EFSA_washoff_2017.R

(limited to 'R/EFSA_washoff_2017.R')

diff --git a/R/EFSA_washoff_2017.R b/R/EFSA_washoff_2017.R
new file mode 100644
index 0000000..450c12e
--- /dev/null
+++ b/R/EFSA_washoff_2017.R
@@ -0,0 +1,42 @@
+#' Subset of EFSA crop washoff default values
+#'
+#' @name EFSA_washoff_2017
+#' @docType data
+#' @source
+#'   European Food Safety Authority (2017) EFSA guidance document for
+#'   predicting environmental concentrations of active substances of plant
+#'   protection products and transformation products of these active substances
+#'   in soil. \emph{EFSA Journal} \bold{15}(10) 4982
+#'   doi:10.2903/j.efsa.2017.4982
+#' @format A matrix containing wash-off factors, currently only for some selected crops
+#' @examples
+#' \dontrun{
+#'   # This is the code that was used to define the data
+#'   bbch <- paste0(0:9, "x")
+#'   crops <- c(
+#'     "Beans (field + vegetable)",
+#'     "Peas",
+#'     "Summer oilseed rape", "Winter oilseed rape",
+#'     "Tomatoes",
+#'     "Spring cereals", "Winter cereals")
+#'   EFSA_washoff_2017 <- matrix(NA, length(crops), length(bbch),
+#'     dimnames = list(Crop = crops, BBCH = bbch))
+#'   EFSA_washoff_2017["Beans (field + vegetable)", ] <-
+#'     c(NA, 0.6, rep(0.75, 2), rep(0.8, 5), 0.35)
+#'   EFSA_washoff_2017["Peas", ] <-
+#'     c(NA, 0.4, rep(0.6, 2), rep(0.65, 5), 0.35)
+#'   EFSA_washoff_2017["Summer oilseed rape", ] <-
+#'     c(NA, 0.4, rep(0.5, 2), rep(0.6, 5), 0.5)
+#'   EFSA_washoff_2017["Winter oilseed rape", ] <-
+#'     c(NA, 0.1, rep(0.4, 2), rep(0.55, 5), 0.3)
+#'   EFSA_washoff_2017["Tomatoes", ] <-
+#'     c(NA, 0.55, rep(0.75, 2), rep(0.7, 5), 0.35)
+#'   EFSA_washoff_2017["Spring cereals", ] <-
+#'     c(NA, 0.4, 0.5, 0.5, rep(0.65, 3), rep(0.65, 2), 0.55)
+#'   EFSA_washoff_2017["Winter cereals", ] <-
+#'     c(NA, 0.1, 0.4, 0.6, rep(0.55, 3), rep(0.6, 2), 0.4)
+#'   save(EFSA_washoff_2017,
+#'     file = "../data/EFSA_washoff_2017.RData")
+#' }
+#' EFSA_washoff_2017
+NULL
-- 
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