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Summary 1. Seasonal and inter ‐ annual variability in ecosystem carbon dioxide (CO2) exchange is attributed to numerous climate drivers. However, climate effects on metabolism often override ecological ...
Biol 24 : 1342 – 56 . Google Scholar Crossref Search ADS WorldCat Ma SY , Baldocchi DD, Xu LK, et al. ( 2007 ) Inter - annual variability in carbon dioxide exchange of an oak / grass savanna and open ...
to leaf plasticity, stand development or inter - annual environmental variability . Similar to the response of plants in chambers, an initial increase in net photosynthesis (A) and net primary productivity ...
process for the ring development in a temperate deciduous (Quercus petraea (Matt.) Liebl.) and a Mediterranean evergreen (Quercus ilex L.) oak . The sapwood carbon reserves, phloem sucrose contents, stem ...
rings is difficult. Portions of carbon -bound hydrogen and oxygen atoms are exchanged with medium water during post-photosynthetic processes. We investigated the δD and δ18O values of tree-ring cellulose ...
and Sack, 2012; Scheiter et al., 2012). These selection pressures often favour plants that use resources conservatively, are short-statured, or allocate a relatively large fraction of plant carbon (C ...
(Chapin et al., 2008; Thornton et al., 2009). Dynamic vegetation models (DVMs) were designed to represent important structural and functional variables that together control land-surface energy, carbon ...
, this study indicated that HR can mitigate the effects of soil drying and had important implications for carbon uptake potential and net ecosystem exchange (NEE), especially when N fertilization is considered ...
-term, inter - annual variations in rainfall, and thus soil moisture storage, and exploitation of soil moisture by deep-rooted plant species introduced to environments dominated by shallow-rooted species ...
to drought is modulated by tree size and species richness. Elevated O3 tends to counteract stimulation by elevated carbon dioxide (CO2). Biotic stress and genomic structure ultimately determine ecosystem ...
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