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 <allow> <principal>uid=stol,o=unaffiliated,dc=ecoinformatics,dc=org</principal>
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 <dataset scope="document"> <title>Leaf Area Index Images, Tumbarumba Wet Eucalypt SuperSite, Core 1 ha, 2015</title>
 <creator id="1484258468244" scope="document"> <individualName> <givenName>Jacqui</givenName>
 <surName>Stol</surName>
 </individualName>
 <organizationName>CSIRO Land and Water</organizationName>
 <address scope="document"> <deliveryPoint>GPO Box 1700</deliveryPoint>
 <city>Canberra</city>
 <administrativeArea>ACT</administrativeArea>
 <postalCode>2601</postalCode>
 <country>Australia</country>
 </address>
 <electronicMailAddress>Jacqui.Stol@csiro.au</electronicMailAddress>
 </creator>
 <abstract> <para>Leaf area index (LAI) can be defined as the total one sided area of leaf tissue per unit area of ground and is a key derived parameter that is associated with water and light interception, radiation transfer, water and carbon exchange. Canopy cover can be defined as the fraction of ground shaded by the vertical projection of tree crowns. These measures may be used as proxies for actual canopy leaf area. Leaf area index is the preferred measure of cover for vegetation and is a key variable used in total biomass estimation and in carbon cycling prediction models.

Indirect measures of LAI include digital photographic methods using flat or hemispherical images, referred to respectively as Digital Cover Photography (DCP) and Digital Hemispheric Photography (DHP). LAI measurements are carried out at each SuperSite using the most appropriate method for the vegetation type present. 

Digital Cover Photography (DCP) was carried out at the Tumbarumba Wet Eucalypt SuperSite, Core 1 ha plot on 01 Sept 2015.

Leaf Area Index images are available for viewing and download from the TERN SuperSites BioImage Portal http://bioimages.supersites.net.au/data/lai/tumb/default</para>
 </abstract>
 <keywordSet> <keyword>Tumbarumba Wet Eucalypt SuperSite</keyword>
 <keyword>Core 1 ha</keyword>
 <keyword>Leaf Area Index Images</keyword>
 <keyword>Digital Camera Photography</keyword>
 </keywordSet>
 <keywordSet> <keyword>0501</keyword>
 <keyword>0602</keyword>
 <keyword>0607</keyword>
 <keywordThesaurus>anz-src</keywordThesaurus>
 </keywordSet>
 <intellectualRights> <para>CC-BY-4_0</para>
 </intellectualRights>
 <distribution scope="document"> <online> <onlineDescription>Download data from the TERN SuperSites BioImage Portal</onlineDescription>
 <url function="download">http://bioimages.supersites.net.au/data/lai/tumb/default</url>
 </online>
 </distribution>
 <coverage scope="document"> <geographicCoverage scope="document"> <geographicDescription>Tumbarumba Wet Eucalypt SuperSite</geographicDescription>
 <boundingCoordinates> <westBoundingCoordinate>148.2257425</westBoundingCoordinate>
 <eastBoundingCoordinate>148.2257425</eastBoundingCoordinate>
 <northBoundingCoordinate>-35.4897222</northBoundingCoordinate>
 <southBoundingCoordinate>-35.4897222</southBoundingCoordinate>
 </boundingCoordinates>
 </geographicCoverage>
 <temporalCoverage scope="document"> <singleDateTime> <calendarDate>2015</calendarDate>
 </singleDateTime>
 </temporalCoverage>
 </coverage>
 <contact scope="document"> <references>1484258468244</references>
 </contact>
 <methods> <methodStep> <description> <section> <title>LAI Image Collection</title>
 <para>81 images were captured in each one hectare plot at 10m spacing. LAI image collection was carried out generally as described in SuperSites Vegetation Monitoring Protocols, TERN Australian SuperSite Network,</para>
 <para>http://dx.doi.org/10.4227/05/56134C1310F16</para>
 </section>
 </description>
 <instrumentation>Nikon D7100 DSLR camera and 50mm lens</instrumentation>
 </methodStep>
 </methods>
 </dataset>
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