diff options
Diffstat (limited to 'docs/reference/PEC_sw_drift.html')
| -rw-r--r-- | docs/reference/PEC_sw_drift.html | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/docs/reference/PEC_sw_drift.html b/docs/reference/PEC_sw_drift.html index b7abba7..1fe8465 100644 --- a/docs/reference/PEC_sw_drift.html +++ b/docs/reference/PEC_sw_drift.html @@ -65,6 +65,9 @@ with input via spray drift.</p> <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> distances <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">5</span>, <span class="fl">10</span>, <span class="fl">20</span><span class="op">)</span>,</span> +<span> formula <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">"Rautmann"</span>, <span class="st">"FOCUS"</span><span class="op">)</span>,</span> +<span> water_width <span class="op">=</span> <span class="fl">100</span>,</span> +<span> side_angle <span class="op">=</span> <span class="fl">90</span>,</span> <span> rate_units <span class="op">=</span> <span class="st">"g/ha"</span>,</span> <span> PEC_units <span class="op">=</span> <span class="st">"µg/L"</span></span> <span><span class="op">)</span></span></code></pre></div> @@ -86,13 +89,14 @@ with input via spray drift.</p> <dt>drift_percentages</dt> <dd><p>Percentage drift values for which to calculate PECsw. -'drift_data' and 'distances' if not NULL.</p></dd> +Overrides 'drift_data' and 'distances' if not NULL.</p></dd> <dt>drift_data</dt> <dd><p>Source of drift percentage data. If 'JKI', the <a href="drift_data_JKI.html">drift_data_JKI</a> -included in the package is used. If 'RF', the Rautmann formula is used, if -implemented for the crop type and number of applications</p></dd> +included in the package is used. If 'RF', the Rautmann drift data are calculated +either in the original form or integrated over the width of the water body, depending +on the 'formula' argument.</p></dd> <dt>crop_group_JKI</dt> @@ -108,6 +112,21 @@ as used in <a href="drift_parameters_focus.html">drift_parameters_focus</a>.</p> <dd><p>The distances in m for which to get PEC values</p></dd> +<dt>formula</dt> +<dd><p>By default, the original Rautmann formula is used. If you +specify "FOCUS", mean drift input over the width of the water body is +calculated as described in Chapter 5.4.5 of the FOCUS surface water guidance</p></dd> + + +<dt>water_width</dt> +<dd><p>Width of the water body in cm</p></dd> + + +<dt>side_angle</dt> +<dd><p>The angle of the side of the water relative to the bottom which +is assumed to be horizontal, in degrees. The SYNOPS model assumes 45 degrees here.</p></dd> + + <dt>rate_units</dt> <dd><p>Defaults to g/ha</p></dd> @@ -163,6 +182,24 @@ as used in <a href="drift_parameters_focus.html">drift_parameters_focus</a>.</p> <span class="r-out co"><span class="r-pr">#></span> 0.92333333 0.31666667 0.19000000 0.16000000 0.09666667 0.05000000 0.02000000 </span> <span class="r-out co"><span class="r-pr">#></span> 0.03 % </span> <span class="r-out co"><span class="r-pr">#></span> 0.01000000 </span> +<span class="r-in"><span></span></span> +<span class="r-in"><span><span class="co"># The influence of assuming a 45° angle of the sides of the waterbody and the width of the </span></span></span> +<span class="r-in"><span><span class="co"># waterbody can be illustrated</span></span></span> +<span class="r-in"><span><span class="fu">PEC_sw_drift</span><span class="op">(</span><span class="fl">100</span><span class="op">)</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> 1 m 5 m 10 m 20 m </span> +<span class="r-out co"><span class="r-pr">#></span> 0.92333333 0.19000000 0.09666667 0.05000000 </span> +<span class="r-in"><span><span class="fu">PEC_sw_drift</span><span class="op">(</span><span class="fl">100</span>, drift_data <span class="op">=</span> <span class="st">"RF"</span><span class="op">)</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> 1 m 5 m 10 m 20 m </span> +<span class="r-out co"><span class="r-pr">#></span> 0.91976667 0.19064473 0.09680051 0.04915079 </span> +<span class="r-in"><span><span class="fu">PEC_sw_drift</span><span class="op">(</span><span class="fl">100</span>, drift_data <span class="op">=</span> <span class="st">"RF"</span>, formula <span class="op">=</span> <span class="st">"FOCUS"</span><span class="op">)</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> 1 m 5 m 10 m 20 m </span> +<span class="r-out co"><span class="r-pr">#></span> 0.64246407 0.17414541 0.09235842 0.04798749 </span> +<span class="r-in"><span><span class="fu">PEC_sw_drift</span><span class="op">(</span><span class="fl">100</span>, drift_data <span class="op">=</span> <span class="st">"RF"</span>, formula <span class="op">=</span> <span class="st">"FOCUS"</span>, side_angle <span class="op">=</span> <span class="fl">45</span><span class="op">)</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> 1 m 5 m 10 m 20 m </span> +<span class="r-out co"><span class="r-pr">#></span> 0.91780582 0.24877916 0.13194060 0.06855356 </span> +<span class="r-in"><span><span class="fu">PEC_sw_drift</span><span class="op">(</span><span class="fl">100</span>, drift_data <span class="op">=</span> <span class="st">"RF"</span>, formula <span class="op">=</span> <span class="st">"FOCUS"</span>, side_angle <span class="op">=</span> <span class="fl">45</span>, water_width <span class="op">=</span> <span class="fl">200</span><span class="op">)</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> 1 m 5 m 10 m 20 m </span> +<span class="r-out co"><span class="r-pr">#></span> 0.30085000 0.09468652 0.05201349 0.02758547 </span> </code></pre></div> </div> </main><aside class="col-md-3"><nav id="toc"><h2>On this page</h2> |