><span class='op'>)</span>
<span class='va'>bne_surface_clay</span> <span class='op'>&lt;-</span> <span class='fu'>get_soils_data</span><span class='op'>(</span>product <span class='op'>=</span> <span class='st'>'NAT'</span>, attribute <span class='op'>=</span> <span class='st'>'CLY'</span>,
                                   component <span class='op'>=</span> <span class='st'>'ALL'</span>, depth <span class='op'>=</span> <span class='fl'>1</span>,
                                   aoi <span class='op'>=<