::growing_season_initialize</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Determine how many landuse codes are present</p>
<p>retrieve first day of growing season</p>
<p>process first day of growing season. retrieved as a list of strings; must convert the strings from mm/dd to DOY</p>
<p>retrieve last day of growing season</p>
<p>process last day of growing season. retrieved as a list of strings; must convert the strings from mm/dd to DOY</p>
<p>GDD for first day of growing season</p>
<p>A