usage"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">check_connectivity</span><span class="op">(</span></span>
<span>  data <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  genotype <span class="op">=</span> <span class="st">"line"</span>,</span>
<span>  trial <span class="op">=</span> <span class="st">"Experiment"</span>,</span>
<span>  response <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  all <span class="op">=<