 co"><span class="r-pr">#&gt;</span> <span style="background-color: #BB0000; font-weight: bold;">grwat:</span> data frame is correct</span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> <span style="font-weight: bold;">grwat:</span> parameters list and types are OK</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># matrix plot for runoff</span></span></span>
<span class="r-in"><span><span class="fu">gr_plot_matrix</span><span class="op">(</span><span class="v