Land-Use, Land-Use Change and Forestry - the IEA Bioenergy Task ...

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22 IEA Bioenergy Task 25 Workshop, Joensuu, Finland: LULUCF: The Road to COP6Biomass kg/treeMeasuring Carbon Sequestration in Forests504030201002 year old Eucalyptus dunniiy = 0.0023x 2.06R 2 = 0.960 20 40 60 80 100 120dbhob (mm)Carbon sequestration over 2 years ofplantation growth:Net increase of 6 t/ha (3 t carbon/ha)Biomass(t DM / ha)302520151050Baseline 1 year 2 yearsTreeUnderstorey +litterFine rootsWeighing E. pilularis, using 2.5 t load cell, Ourimbah State Forest.1314Blackbutt biomass (above- and below-ground) forsampled trees at Ourimbah (native forest) and Heaton(plantation)10.09.08.0OurimbahHeaton15ln Biomass7.0 Linear6.05.04.03.02.01.00.04.0 4.5 5.0 5.5 6.0 6.5 7.0ln DBH16
Remote-sensing tools to estimate carbon1. Coarse sievesurface soil(23%)• species recognition• area estimation(planted - harvested)• direct biomassestimation• height measurementsEfficient techniques:Ground penetrating radar?173. Soil cores to fine sieve- backfill soil (13%)- deep soil (22%)2. Extract stump(42%)Mean proportion ofroot biomass bysampling method,P.pinaster, WAP. Ritson, CRCGreenhouseAccounting 18Ground Penetrating Radar1920 .
Page 1 and 2: Task 25Greenhouse Gas Balances of B
Page 3 and 4: Liski et al - Trees as carbon sinks
Page 6 and 7: 4 IEA Bioenergy Task 25 Workshop, J
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Page 19: A.Cowie and K.Lamb - Measuring and

Land-Use, Land-Use Change and Forestry - the IEA Bioenergy Task ...

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