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<img src="" class="logo" alt=""><h1>Regression parameters for the Rautmann drift data</h1>
<small class="dont-index">Source: <a href="https://github.com/jranke/pfm/blob/HEAD/R/drift_parameters_focus.R" class="external-link"><code>R/drift_parameters_focus.R</code></a></small>
<div class="d-none name"><code>drift_parameters_focus.Rd</code></div>
</div>
<div class="ref-description section level2">
<p>The parameters were extracted from Appendix B to the FOCUS surface water guidance
using the R code given in the file <code>data_generation/drift_parameters_focus.R</code>
installed with this package. The appendix itself is not included in the package,
as its licence is not clear.</p>
</div>
<div class="section level2">
<h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="va">drift_parameters_focus</span></span></code></pre></div>
</div>
<div class="section level2">
<h2 id="format">Format<a class="anchor" aria-label="anchor" href="#format"></a></h2>
<p>A <a href="https://tibble.tidyverse.org/reference/tibble.html" class="external-link">tibble::tibble</a>.</p>
</div>
<div class="section level2">
<h2 id="details">Details<a class="anchor" aria-label="anchor" href="#details"></a></h2>
<p>For the hinge distance, <code>Inf</code> was substituted for the cases where no hinge
distance is given in the data, in this way parameters C and D are never
used for any distance if A and B are used for the case that the distance
is smaller than the hinge distance.</p>
</div>
<div class="section level2">
<h2 id="references">References<a class="anchor" aria-label="anchor" href="#references"></a></h2>
<p>FOCUS (2014) Generic guidance for Surface Water Scenarios (version 1.4).
FOrum for the Co-ordination of pesticde fate models and their USe.
<a href="http://esdac.jrc.ec.europa.eu/public_path/projects_data/focus/sw/docs/Generic%20FOCUS_SWS_vc1.4.pdf" class="external-link">http://esdac.jrc.ec.europa.eu/public_path/projects_data/focus/sw/docs/Generic%20FOCUS_SWS_vc1.4.pdf</a></p>
<p>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.
<a href="https://esdac.jrc.ec.europa.eu/public_path/projects_data/focus/sw/docs/FOCUS_SWS_APPENDIX_B.doc" class="external-link">https://esdac.jrc.ec.europa.eu/public_path/projects_data/focus/sw/docs/FOCUS_SWS_APPENDIX_B.doc</a></p>
<p>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</p>
</div>
<div class="section level2">
<h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="va">drift_parameters_focus</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #949494;"># A tibble: 49 × 8</span></span>
<span class="r-out co"><span class="r-pr">#></span> crop_group n_apps percentile A B C D hinge</span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #949494; font-style: italic;"><chr></span> <span style="color: #949494; font-style: italic;"><int></span> <span style="color: #949494; font-style: italic;"><int></span> <span style="color: #949494; font-style: italic;"><dbl></span> <span style="color: #949494; font-style: italic;"><dbl></span> <span style="color: #949494; font-style: italic;"><dbl></span> <span style="color: #949494; font-style: italic;"><dbl></span> <span style="color: #949494; font-style: italic;"><dbl></span></span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 1</span> arable 1 90 2.76 -<span style="color: #BB0000;">0.978</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 2</span> arable 2 82 2.44 -<span style="color: #BB0000;">1.01</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 3</span> arable 3 77 2.02 -<span style="color: #BB0000;">0.996</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 4</span> arable 4 74 1.86 -<span style="color: #BB0000;">0.986</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 5</span> arable 5 72 1.79 -<span style="color: #BB0000;">0.994</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 6</span> arable 6 70 1.63 -<span style="color: #BB0000;">0.986</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 7</span> arable 7 69 1.58 -<span style="color: #BB0000;">0.981</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 8</span> arable 8 67 1.51 -<span style="color: #BB0000;">0.983</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">NA</span> <span style="color: #BB0000;">Inf</span> </span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;"> 9</span> hops 1 90 58.2 -<span style="color: #BB0000;">1.00</span> <span style="text-decoration: underline;">8</span>655. -<span style="color: #BB0000;">2.84</span> 15.3</span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #BCBCBC;">10</span> hops 2 82 66.2 -<span style="color: #BB0000;">1.20</span> <span style="text-decoration: underline;">5</span>555. -<span style="color: #BB0000;">2.82</span> 15.3</span>
<span class="r-out co"><span class="r-pr">#></span> <span style="color: #949494;"># ℹ 39 more rows</span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/unique.html" class="external-link">unique</a></span><span class="op">(</span><span class="va">drift_parameters_focus</span><span class="op">$</span><span class="va">crop_group</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] "arable" "hops" "vines, late" "vines, early" "fruit, late" </span>
<span class="r-out co"><span class="r-pr">#></span> [6] "fruit, early" "aerial" </span>
</code></pre></div>
</div>
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