<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<FCCS_file xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="cash.xsd">
  <fuelbed_number>332</fuelbed_number>
  <fuelbed_name>Balsam poplar-paper birch forest</fuelbed_name>
  <fuelbed_description>Balsam poplar and paper birch forest.  Found on floodplains in southern Alaska. Canopy is codominated by balsam poplar and paper birch. Alder and willow occur in the typically sparse shrub layer.</fuelbed_description>
  <ecoregion>240,130</ecoregion>
  <vegetation_form>1</vegetation_form>
  <structural_class>3</structural_class>
  <cover_type>106,108,129</cover_type>
  <change_agent>18</change_agent>
  <natural_fire_regime>4</natural_fire_regime>
  <condition_class>1</condition_class>
  <user_name/>
  <address/>
  <affiliation/>
  <phone/>
  <file_owner_email/>
  <notes>Built for Landfire EVTs 2642 and 2728. Used FB_094 as base and altered species composition and structure based on EVT descriptions and Viereck's Open Balsam poplar (black cottonwood) forest and  Closed Balsam Poplar forest descriptions. Based canopy on photo series IIa AKHD11.</notes>
  <date_collected>Sep 28, 2010</date_collected>
  <fuelbed_confidence/>
  <fuelbed>
    <canopy>
      <trees>
        <total_percent_cover unit="number" min="60" max="100" reference_id="430">70</total_percent_cover>
        <overstory>
          <percent_cover unit="number" min="30" max="75">50</percent_cover>
          <height unit="feet" min="50" max="80">77</height>
          <height_to_live_crown unit="feet" min="15" max="60">55</height_to_live_crown>
          <stem_density unit="number_per_acre" min="50" max="300">130</stem_density>
          <diameter_at_breast_height unit="inches" min="9" max="16">12</diameter_at_breast_height>
          <species>
            <species_description>
              <tsn>22453</tsn>
              <relative_cover>70</relative_cover>
            </species_description>
            <species_description>
              <tsn>19489</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
          </species>
        </overstory>
        <midstory>
          <percent_cover unit="number" min="50" max="85">60</percent_cover>
          <height unit="feet" min="20" max="60">54</height>
          <height_to_live_crown unit="feet" min="5" max="40">20</height_to_live_crown>
          <stem_density unit="number_per_acre" min="100" max="400">200</stem_density>
          <diameter_at_breast_height unit="inches" min="2" max="9">7</diameter_at_breast_height>
          <species>
            <species_description>
              <tsn>22453</tsn>
              <relative_cover>70</relative_cover>
            </species_description>
            <species_description>
              <tsn>19489</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
          </species>
        </midstory>
        <understory>
          <percent_cover unit="number"/>
          <height unit="feet"/>
          <height_to_live_crown unit="feet"/>
          <stem_density unit="number_per_acre"/>
          <diameter_at_breast_height unit="inches"/>
          <species/>
        </understory>
      </trees>
      <snags>
        <class_1_conifers_with_foliage>
          <percent_cover unit="number"/>
          <height_to_crown_base unit="feet"/>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </class_1_conifers_with_foliage>
        <class_1_all_others>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </class_1_all_others>
        <class_2>
          <stem_density unit="number_per_acre" min="0" max="500">50</stem_density>
          <diameter unit="inches" min="3" max="16">7</diameter>
          <height unit="feet" min="10" max="50">30</height>
          <species>
            <species_description>
              <tsn>22453</tsn>
              <relative_cover>70</relative_cover>
            </species_description>
            <species_description>
              <tsn>19489</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
          </species>
        </class_2>
        <class_3>
          <stem_density unit="number_per_acre" min="0" max="500">50</stem_density>
          <diameter unit="inches" min="3" max="16">7</diameter>
          <height unit="feet" min="10" max="50">30</height>
          <species>
            <species_description>
              <tsn>22453</tsn>
              <relative_cover>70</relative_cover>
            </species_description>
            <species_description>
              <tsn>19489</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
          </species>
        </class_3>
      </snags>
      <ladder_fuels>
        <minimum_height unit="feet"/>
        <maximum_height unit="feet"/>
        <is_vertically_contiguous/>
        <type/>
      </ladder_fuels>
    </canopy>
    <shrubs>
      <primary_layer>
        <percent_cover unit="number" min="0" max="50" reference_id="430">10</percent_cover>
        <height unit="feet" min="2" max="20" reference_id="430">10</height>
        <percent_live unit="number" min="50" max="100" reference_id="430">90</percent_live>
        <species>
          <species_description>
            <tsn>181895</tsn>
            <relative_cover>50.00</relative_cover>
          </species_description>
          <species_description>
            <tsn>22476</tsn>
            <relative_cover>50.00</relative_cover>
          </species_description>
        </species>
      </primary_layer>
      <secondary_layer>
        <percent_cover unit="number"/>
        <height unit="feet"/>
        <percent_live unit="number"/>
        <species/>
      </secondary_layer>
      <needle_drape>
        <is_sufficient_to_affect_fire_behavior>0</is_sufficient_to_affect_fire_behavior>
      </needle_drape>
    </shrubs>
    <herbaceous>
      <primary_layer>
        <percent_cover unit="number" min="0" max="30" reference_id="430">5</percent_cover>
        <height unit="feet" min="0.5" max="3" reference_id="430">1</height>
        <loading unit="tons_per_acre" min="0" max="0.5" reference_id="1480">0.01</loading>
        <percent_live unit="number" min="0" max="100" reference_id="5056">80</percent_live>
        <species>
          <species_description>
            <tsn>40544</tsn>
            <relative_cover>100.00</relative_cover>
          </species_description>
        </species>
      </primary_layer>
      <secondary_layer>
        <percent_cover unit="number" min="0" max="30">10</percent_cover>
        <height unit="feet" min="0.3" max="1">0.5</height>
        <loading unit="tons_per_acre" min="0" max="0.5">0.02</loading>
        <percent_live unit="number" min="0" max="100">80</percent_live>
        <species>
          <species_description>
            <tsn>17148</tsn>
            <relative_cover>35</relative_cover>
          </species_description>
          <species_description>
            <tsn>566019</tsn>
            <relative_cover>30</relative_cover>
          </species_description>
          <species_description>
            <tsn>17413</tsn>
            <relative_cover>35</relative_cover>
          </species_description>
        </species>
      </secondary_layer>
    </herbaceous>
    <woody_fuel>
      <all_downed_woody_fuel>
        <total_percent_cover unit="number" min="5" max="40">25</total_percent_cover>
        <depth unit="inches" min="0.1" max="5" reference_id="430">0.5</depth>
      </all_downed_woody_fuel>
      <sound_wood>
        <all_sound_wood>
          <species>
            <species_description>
              <tsn>22453</tsn>
              <relative_cover>70</relative_cover>
            </species_description>
            <species_description>
              <tsn>19489</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
          </species>
        </all_sound_wood>
        <loadings_zero_to_three_inches>
          <zero_to_quarter_inch unit="tons_per_acre" min="0" max="1" reference_id="430">0.2</zero_to_quarter_inch>
          <quarter_inch_to_one_inch unit="tons_per_acre" min="0" max="2" reference_id="430">0.3</quarter_inch_to_one_inch>
          <one_to_three_inches unit="tons_per_acre" min="0" max="5" reference_id="430">1.5</one_to_three_inches>
        </loadings_zero_to_three_inches>
        <loadings_greater_than_three_inches>
          <three_to_nine_inches unit="tons_per_acre" min="0" max="10" reference_id="430">2</three_to_nine_inches>
          <nine_to_twenty_inches unit="tons_per_acre" min="0" max="10" reference_id="430">1</nine_to_twenty_inches>
          <greater_than_twenty_inches unit="tons_per_acre" min="0" max="0" reference_id="430">0</greater_than_twenty_inches>
        </loadings_greater_than_three_inches>
      </sound_wood>
      <rotten_wood>
        <all_rotten_wood>
          <species>
            <species_description>
              <tsn>22453</tsn>
              <relative_cover>70</relative_cover>
            </species_description>
            <species_description>
              <tsn>19489</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
          </species>
        </all_rotten_wood>
        <loadings_greater_than_three_inches>
          <three_to_nine_inches unit="tons_per_acre" min="0" max="10">1</three_to_nine_inches>
          <nine_to_twenty_inches unit="tons_per_acre" min="0" max="10">0.5</nine_to_twenty_inches>
          <greater_than_twenty_inches unit="tons_per_acre" min="0" max="0">0</greater_than_twenty_inches>
        </loadings_greater_than_three_inches>
      </rotten_wood>
      <stumps>
        <sound>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </sound>
        <rotten>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </rotten>
        <lightered_pitchy>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </lightered_pitchy>
      </stumps>
    </woody_fuel>
    <moss_lichen_litter>
      <moss>
        <type>2</type>
        <percent_cover unit="number" min="0" max="20">5</percent_cover>
        <depth unit="inches" min="0.5" max="5">2</depth>
      </moss>
      <ground_lichen>
        <percent_cover unit="number"/>
        <depth unit="inches"/>
      </ground_lichen>
      <litter>
        <percent_cover unit="number" min="50" max="100" reference_id="430">90</percent_cover>
        <depth unit="inches" min="0.5" max="3" reference_id="430">2</depth>
        <arrangement>1</arrangement>
        <litter_type>
          <short_needle_pine>
            <relative_cover/>
          </short_needle_pine>
          <long_needle_pine>
            <relative_cover/>
          </long_needle_pine>
          <other_conifer>
            <relative_cover/>
          </other_conifer>
          <broadleaf_deciduous>
            <relative_cover>100.00</relative_cover>
          </broadleaf_deciduous>
          <broadleaf_evergreen>
            <relative_cover/>
          </broadleaf_evergreen>
          <palm_frond>
            <relative_cover/>
          </palm_frond>
          <grass>
            <relative_cover/>
          </grass>
        </litter_type>
      </litter>
    </moss_lichen_litter>
    <ground_fuel>
      <duff>
        <upper>
          <depth unit="inches" min="0.5" max="5">1</depth>
          <percent_cover unit="number" min="50" max="100" reference_id="430">90</percent_cover>
          <derivation>1</derivation>
        </upper>
        <lower>
          <depth unit="inches" min="0.5" max="4" reference_id="430">1</depth>
          <percent_cover unit="number" min="50" max="90" reference_id="430">90</percent_cover>
          <derivation>3</derivation>
        </lower>
      </duff>
      <squirrel_middens>
        <depth unit="inches"/>
        <radius unit="feet"/>
        <number_per_unit_area unit="number_per_acre"/>
      </squirrel_middens>
      <basal_accumulation>
        <depth unit="inches"/>
        <radius unit="feet"/>
        <number_per_unit_area unit="number_per_acre"/>
        <type/>
      </basal_accumulation>
    </ground_fuel>
  </fuelbed>
</FCCS_file>
