Fraction of net primary production (NPP) out of carbon fixed in photosynthesis

Range 25 to 60 %
Organism Biosphere
Reference MG Ryan, MB Lavigne, Gower ST, Annual carbon cost of autotrophic respiration in boreal forest ecosystems in relation to species and climate, Journal of Geophysical Research, 1997 Vol 102 #D24 pp. 28,871-28,883 p.28,871 left column top paragraph
Primary Source Edwards, Shugart, Mclaughlin, Harris and Reichle, Carbon metabolism in terrestrial ecosystems, in Dynamic properties of forest ecosystems, International biological programme, Vol23, edited by Reichle, pp.499-536, Cambridge Uni. press, NY 1980 AND Sprugel and Benecke, measuring woody tissue respiration and photosynthesis, in Techniques and approaches in forest tree ecophysiology, vol1 edited by JP Lassoie and TM Hinckley pp.329-351, CRC press, Boca Raton Fla 1991
Comments Autotrophic respiration (Ra) used for maintenance and tissue construction consumes the rest
Entered by Uri M
ID 106489