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<img src="" class="logo" alt=""><h1>Calculate the drift percentages according to the Rautmann formula</h1>
<small class="dont-index">Source: <a href="https://github.com/jranke/pfm/blob/HEAD/R/PEC_sw_drift.R" class="external-link"><code>R/PEC_sw_drift.R</code></a></small>
<div class="d-none name"><code>drift_percentages_rautmann_formula.Rd</code></div>
</div>
<div class="ref-description section level2">
<p>Calculate the drift percentages according to the Rautmann formula</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="fu">drift_percentages_rautmann_formula</span><span class="op">(</span></span>
<span> <span class="va">distances</span>,</span>
<span> applications <span class="op">=</span> <span class="fl">1</span>,</span>
<span> crop_group_focus <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"arable"</span>, <span class="st">"hops"</span>, <span class="st">"vines, late"</span>, <span class="st">"vines, early"</span>, <span class="st">"fruit, late"</span>,</span>
<span> <span class="st">"fruit, early"</span>, <span class="st">"aerial"</span><span class="op">)</span></span>
<span><span class="op">)</span></span></code></pre></div>
</div>
<div class="section level2">
<h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
<dl><dt>distances</dt>
<dd><p>The distances in m for which to get PEC values</p></dd>
<dt>applications</dt>
<dd><p>Number of applications for selection of drift percentile</p></dd>
<dt>crop_group_focus</dt>
<dd><p>One of the crop groups as used in <a href="drift_parameters_focus.html">drift_parameters_focus</a></p></dd>
</dl></div>
<div class="section level2">
<h2 id="see-also">See also<a class="anchor" aria-label="anchor" href="#see-also"></a></h2>
<div class="dont-index"><p><a href="drift_parameters_focus.html">drift_parameters_focus</a>, <a href="PEC_sw_drift.html">PEC_sw_drift</a></p></div>
</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="co"># Compare JKI data with Rautmann formula</span></span></span>
<span class="r-in"><span><span class="co"># One application on field crops, for 1 m, 3 m and 5 m distance</span></span></span>
<span class="r-in"><span><span class="va">drift_data_JKI</span><span class="op">[[</span><span class="fl">1</span><span class="op">]</span><span class="op">]</span><span class="op">[</span><span class="fu"><a href="https://rdrr.io/r/base/character.html" class="external-link">as.character</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">1</span>, <span class="fl">3</span>, <span class="fl">5</span><span class="op">)</span><span class="op">)</span>, <span class="st">"Ackerbau"</span><span class="op">]</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> 1 3 5 </span>
<span class="r-out co"><span class="r-pr">#></span> 2.77 0.95 0.57 </span>
<span class="r-in"><span><span class="fu">drift_percentages_rautmann_formula</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">1</span>, <span class="fl">3</span>, <span class="fl">5</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] 2.7593000 0.9424748 0.5719342</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># One application to early or late fruit crops</span></span></span>
<span class="r-in"><span><span class="va">drift_data_JKI</span><span class="op">[[</span><span class="fl">1</span><span class="op">]</span><span class="op">]</span><span class="op">[</span><span class="fu"><a href="https://rdrr.io/r/base/character.html" class="external-link">as.character</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">3</span>, <span class="fl">5</span>, <span class="fl">20</span>, <span class="fl">50</span><span class="op">)</span><span class="op">)</span>, <span class="st">"Obstbau frueh"</span><span class="op">]</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> 3 5 20 50 </span>
<span class="r-out co"><span class="r-pr">#></span> 29.20 19.89 2.77 0.30 </span>
<span class="r-in"><span><span class="fu">drift_percentages_rautmann_formula</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">3</span>, <span class="fl">5</span>, <span class="fl">20</span>, <span class="fl">50</span><span class="op">)</span>, crop_group <span class="op">=</span> <span class="st">"fruit, early"</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] 29.1973659 19.8844422 2.7618138 0.3012008</span>
<span class="r-in"><span><span class="va">drift_data_JKI</span><span class="op">[[</span><span class="fl">1</span><span class="op">]</span><span class="op">]</span><span class="op">[</span><span class="fu"><a href="https://rdrr.io/r/base/character.html" class="external-link">as.character</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">3</span>, <span class="fl">5</span>, <span class="fl">20</span>, <span class="fl">50</span><span class="op">)</span><span class="op">)</span>, <span class="st">"Obstbau spaet"</span><span class="op">]</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> 3 5 20 50 </span>
<span class="r-out co"><span class="r-pr">#></span> 15.73 8.41 1.09 0.22 </span>
<span class="r-in"><span><span class="fu">drift_percentages_rautmann_formula</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">3</span>, <span class="fl">5</span>, <span class="fl">20</span>, <span class="fl">50</span><span class="op">)</span>, crop_group <span class="op">=</span> <span class="st">"fruit, late"</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] 15.7246994 8.4108487 1.0813887 0.2155992</span>
</code></pre></div>
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