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href="https://github.com/jranke/mkin/blob/HEAD/R/f_time_norm_focus.R" class="external-link"><code>R/f_time_norm_focus.R</code></a></small> + <div class="d-none name"><code>f_time_norm_focus.Rd</code></div> + </div> + + <div class="ref-description section level2"> + <p>Time step normalisation factors for aerobic soil degradation as described +in Appendix 8 to the FOCUS kinetics guidance (FOCUS 2014, p. 369).</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">f_time_norm_focus</span><span class="op">(</span><span class="va">object</span>, <span class="va">...</span><span class="op">)</span></span> +<span></span> +<span><span class="co"># S3 method for class 'numeric'</span></span> +<span><span class="fu">f_time_norm_focus</span><span class="op">(</span></span> +<span> <span class="va">object</span>,</span> +<span> moisture <span class="op">=</span> <span class="cn">NA</span>,</span> +<span> field_moisture <span class="op">=</span> <span class="cn">NA</span>,</span> +<span> temperature <span class="op">=</span> <span class="va">object</span>,</span> +<span> Q10 <span class="op">=</span> <span class="fl">2.58</span>,</span> +<span> walker <span class="op">=</span> <span class="fl">0.7</span>,</span> +<span> f_na <span class="op">=</span> <span class="cn">NA</span>,</span> +<span> <span class="va">...</span></span> +<span><span class="op">)</span></span> +<span></span> +<span><span class="co"># S3 method for class 'mkindsg'</span></span> +<span><span class="fu">f_time_norm_focus</span><span class="op">(</span></span> +<span> <span class="va">object</span>,</span> +<span> study_moisture_ref_source <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">"auto"</span>, <span class="st">"meta"</span>, <span class="st">"focus"</span><span class="op">)</span>,</span> +<span> Q10 <span class="op">=</span> <span class="fl">2.58</span>,</span> +<span> walker <span class="op">=</span> <span class="fl">0.7</span>,</span> +<span> f_na <span class="op">=</span> <span class="cn">NA</span>,</span> +<span> <span class="va">...</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 id="arg-object">object<a class="anchor" aria-label="anchor" href="#arg-object"></a></dt> +<dd><p>An object containing information used for the calculations</p></dd> + + +<dt id="arg--">...<a class="anchor" aria-label="anchor" href="#arg--"></a></dt> +<dd><p>Currently not used</p></dd> + + +<dt id="arg-moisture">moisture<a class="anchor" aria-label="anchor" href="#arg-moisture"></a></dt> +<dd><p>Numeric vector of moisture contents in \% w/w</p></dd> + + +<dt id="arg-field-moisture">field_moisture<a class="anchor" aria-label="anchor" href="#arg-field-moisture"></a></dt> +<dd><p>Numeric vector of moisture contents at field capacity +(pF2) in \% w/w</p></dd> + + +<dt id="arg-temperature">temperature<a class="anchor" aria-label="anchor" href="#arg-temperature"></a></dt> +<dd><p>Numeric vector of temperatures in °C</p></dd> + + +<dt id="arg-q-">Q10<a class="anchor" aria-label="anchor" href="#arg-q-"></a></dt> +<dd><p>The Q10 value used for temperature normalisation</p></dd> + + +<dt id="arg-walker">walker<a class="anchor" aria-label="anchor" href="#arg-walker"></a></dt> +<dd><p>The Walker exponent used for moisture normalisation</p></dd> + + +<dt id="arg-f-na">f_na<a class="anchor" aria-label="anchor" href="#arg-f-na"></a></dt> +<dd><p>The factor to use for NA values. If set to NA, only factors +for complete cases will be returned.</p></dd> + + +<dt id="arg-study-moisture-ref-source">study_moisture_ref_source<a class="anchor" aria-label="anchor" href="#arg-study-moisture-ref-source"></a></dt> +<dd><p>Source for the reference value +used to calculate the study moisture. If 'auto', preference is given +to a reference moisture given in the meta information, otherwise +the focus soil moisture for the soil class is used</p></dd> + +</dl></div> + <div class="section level2"> + <h2 id="references">References<a class="anchor" aria-label="anchor" href="#references"></a></h2> + <p>FOCUS (2006) “Guidance Document on Estimating Persistence +and Degradation Kinetics from Environmental Fate Studies on Pesticides in +EU Registration” Report of the FOCUS Work Group on Degradation Kinetics, +EC Document Reference Sanco/10058/2005 version 2.0, 434 pp, +<a href="http://esdac.jrc.ec.europa.eu/projects/degradation-kinetics" class="external-link">http://esdac.jrc.ec.europa.eu/projects/degradation-kinetics</a> +FOCUS (2014) “Generic guidance for Estimating Persistence +and Degradation Kinetics from Environmental Fate Studies on Pesticides in +EU Registration” Report of the FOCUS Work Group on Degradation Kinetics, +Version 1.1, 18 December 2014 +<a href="http://esdac.jrc.ec.europa.eu/projects/degradation-kinetics" class="external-link">http://esdac.jrc.ec.europa.eu/projects/degradation-kinetics</a></p> + </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="focus_soil_moisture.html">focus_soil_moisture</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="fu">f_time_norm_focus</span><span class="op">(</span><span class="fl">25</span>, <span class="fl">20</span>, <span class="fl">25</span><span class="op">)</span> <span class="co"># 1.37, compare FOCUS 2014 p. 184</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> [1] 1.373956</span> +<span class="r-in"><span></span></span> +<span class="r-in"><span><span class="va">D24_2014</span><span class="op">$</span><span class="va">meta</span></span></span> +<span class="r-out co"><span class="r-pr">#></span> study usda_soil_type study_moisture_ref_type</span> +<span class="r-out co"><span class="r-pr">#></span> Mississippi Cohen 1991 Silt loam <NA></span> +<span class="r-out co"><span class="r-pr">#></span> Fayette Liu and Adelfinskaya 2011 Silt loam pF1</span> +<span class="r-out co"><span class="r-pr">#></span> RefSol 03-G Liu and Adelfinskaya 2011 Loam pF1</span> +<span class="r-out co"><span class="r-pr">#></span> Site E1 Liu and Adelfinskaya 2011 Loam pF1</span> +<span class="r-out co"><span class="r-pr">#></span> Site I2 Liu and Adelfinskaya 2011 Loamy sand pF1</span> +<span class="r-out co"><span class="r-pr">#></span> rel_moisture temperature</span> +<span class="r-out co"><span class="r-pr">#></span> Mississippi NA 25</span> +<span class="r-out co"><span class="r-pr">#></span> Fayette 0.5 20</span> +<span class="r-out co"><span class="r-pr">#></span> RefSol 03-G 0.5 20</span> +<span class="r-out co"><span class="r-pr">#></span> Site E1 0.5 20</span> +<span class="r-out co"><span class="r-pr">#></span> Site I2 0.5 20</span> +<span class="r-in"><span><span class="co"># No moisture normalisation in the first dataset, so we use f_na = 1 to get</span></span></span> +<span class="r-in"><span><span class="co"># temperature only normalisation as in the EU evaluation</span></span></span> +<span class="r-in"><span><span class="fu">f_time_norm_focus</span><span class="op">(</span><span class="va">D24_2014</span>, study_moisture_ref_source <span class="op">=</span> <span class="st">"focus"</span>, f_na <span class="op">=</span> <span class="fl">1</span><span class="op">)</span></span></span> +<span class="r-msg co"><span class="r-pr">#></span> $f_time_norm was (re)set to normalised values</span> +</code></pre></div> + </div> + </main><aside class="col-md-3"><nav id="toc" aria-label="Table of contents"><h2>On this page</h2> + </nav></aside></div> + + + <footer><div class="pkgdown-footer-left"> + <p>Developed by Johannes Ranke.</p> +</div> + +<div class="pkgdown-footer-right"> + <p>Site built with <a href="https://pkgdown.r-lib.org/" class="external-link">pkgdown</a> 2.1.1.</p> +</div> + + </footer></div> + + + + + + </body></html> + |