Fraction of annual gross primary production required to maintain the small fraction of living cells associated with sapwood and phloem

Value <= % Range: ≤10 %
Organism Biosphere
Reference Waring RH, Landsberg JJ, Williams M. Net primary production of forests: a constant fraction of gross primary production? Tree Physiol. 1998 Feb18(2):129-134. p.130 left column 2nd paragraphPubMed ID12651397
Primary Source Ryan, M.G. 1991 The effects of climate change on plant respiration. Ecol. Appl. 1: 157-167 doi:10.2307/1941808 AND Ryan, M.G., S.T. Gower, R.M. Hubbard, R.H. Waring, H.L. Gholz, W.P. Cropper and S.W. Running. 1995. Woody tissue maintenance respiration of four conifers in contrasting climates. Oecologia 101: 133-140 DOI: 10.1007/BF00317276
Comments Stem biomass, although a major carbon store, generally requires less than 10% of annual gross primary production to maintain the small fraction of living cells associated with sapwood and phloem (primary sources).
Entered by Uri M
ID 106491