F. B. Zanchi, B. Kruijt, M. J. Waterloo, A. O. Manzi
Soil respiration plays a significant role in the carbon cycle of Amazonian tropical forests, although in situ measurements have only been poorly reported and the dependence of soil moisture and soil...
Kruijt, B., Witte, J.P.M., Jacobs, C.M.J., Kroon, L.J.M.
The extent to which climate change will affect evapotranspiration and water deficits is still uncertain. Temperature increase was recently shown to lead to enhanced drought in the Netherlands. In...
Implications of CO2 pooling on ?13C of ecosystem respiration and leaves in Amazonian forest (2008)
De Araújo, A. C., Dolman, A. J., Kruijt, B., Waterloo, M. J., Ehleringer, J. R.
The carbon isotope of a leaf (?13Cleaf) is generally more negative in riparian zones than in areas with low soil moisture content or rainfall input. In Central Amazonia, the small-scale topography is...
Implications of CO2 pooling on ?13C of ecosystem respiration and leaves in Amazonian forest (2008)
De Araújo, A. C., Dolman, A. J., Kruijt, B., Waterloo, M. J., Ehleringer, J. R.
The carbon isotope of a leaf (?13Cleaf) is generally more negative in riparian zones than in areas with low soil moisture content or rainfall input. In Central Amazonia, the small-scale topography is...
Implications of CO2 pooling on δ13C of ecosystem respiration and leaves in Amazonian forest (2008)
A. J. Dolman, B. Kruijt, M. J. Waterloo, J. R. Ehleringer
The carbon isotope of a leaf (δ13Cleaf) is generally more negative in riparian zones than in areas with low soil moisture content or rainfall input. In Central Amazonia, the small-scale...
Kruijt, B., Nobre, A.D., Dolman, A.J., Waterloo, M.J., Moors, E.J., ...
Flux measurements of carbon dioxide and water vapor above tropical rain forests are often difficult to interpret because the terrain is usually complex. This complexity induces heterogeneity in the...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, Jonathan, Kolle, Olaf, Fritsch, Holger, De Freitas, S. R., Dias, Mafd, Artaxo, P., ...
A large-aperture scintillometer (LAS) is used to estimate the surface sensible heat fluxes in an Amazonian rain forest site, and these fluxes are compared with an eddy-covariance system (EC) to...
Kuhn, U., Andreae, M. O., Ammann, C., Araújo, A. C., Brancaleoni, E., Ciccioli, P., ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, J., Kolle, O., Fritsch, H., De Freitas, S. R., Artaxo, P., ...
We obtained regional estimates of surface CO2 exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were made with simultaneous...
Implications of CO2 pooling on ?13C of ecosystem respiration and leaves in Amazonian forest (2007)
De Araújo, A. C., Dolman, A. J., Kruijt, B., Waterloo, M. J., Ehleringer, J. R.
The carbon isotope of a leaf (?13Cleaf) is generally more negative in riparian zones than in areas with low soil moisture content or rainfall input. In Central Amazonia, the small-scale topography is...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, J., Kolle, O., Fritsch, H., De Freitas, S. R., Artaxo, P., ...
We obtained regional estimates of surface CO2 exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were made with simultaneous...
Kuhn, U., Andreae, M. O., Ammann, C., Araújo, A. C., Brancaleoni, E., Ciccioli, P., ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
Kuhn, U., Andreae, M. O., Ammann, C., Araújo, A. C., Brancaleoni, E., Ciccioli, P., ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, J., Kolle, O., Fritsch, H., De Freitas, S. R., Artaxo, P., ...
We obtained regional estimates of surface CO2 exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were made with simultaneous...
Implications of CO2 pooling on ?13C of ecosystem respiration and leaves in Amazonian forest (2007)
De Araújo, A. C., Dolman, A. J., Kruijt, B., Waterloo, M. J., Ehleringer, J. R.
The carbon isotope of a leaf (?13Cleaf) is generally more negative in riparian zones than in areas with low soil moisture content or rainfall input. In Central Amazonia, the small-scale topography is...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, J., Kolle, O., Fritsch, H., De Freitas, S. R., Artaxo, P., ...
We obtained regional estimates of surface CO2 exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were made with simultaneous...
Kuhn, U., Andreae, M. O., Ammann, C., Araújo, A. C., Brancaleoni, E., Ciccioli, P., ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, J., Kolle, O., Fritsch, H., De Freitas, S. R., Artaxo, P., ...
An airborne regional carbon balance for Central Amazonia (2007)
Lloyd, J., Kolle, O., Fritsch, H., Artaxo, P., ...
We obtained regional estimates of surface CO2 exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were made with simultaneous...
Kuhn, U., Andreae, M.O., Ammann, C., Araújo, A.C., Brancaleoni, E., Ciccioli, P., ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
CO2 balance of boreal, temperate, and tropical forests (2007)
Luyssaert, S., Inglima, I., Jungs, M., Richardson, A., Reichsteins, M., Papale, D., ...
Terrestrial ecosystems sequester 2.1 Pg of atmospheric carbon annually. A large amount of the terrestrial sink is realized by forests. However, considerable uncertainties remain regarding the fate of...
Summary of open special session "model output comparison" (2007)
Yamazaki, T., Iida, S., Kruijt, B., Moors, E.J., Park, H.T., Groenendijk, M.
U. Kuhn, M. O. Andreae, C. Ammann, A. C. Araújo, E. Brancaleoni, P. Ciccioli, ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
An airborne regional carbon balance for Central Amazonia (2007)
J. Lloyd, O. Kolle, H. Fritsch, P. Artaxo, ...
We obtained regional estimates of surface CO<sub>2</sub> exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were...
An airborne regional carbon balance for Central Amazonia (2007)
J. Lloyd, O. Kolle, H. Fritsch, P. Artaxo, ...
We obtained regional estimates of surface CO<sub>2</sub> exchange rates using atmospheric boundary layer budgeting techniques above tropical forest near Manaus, Brazil. Comparisons were...
Implications of CO2 pooling on δ13C of ecosystem respiration and leaves in Amazonian forest (2007)
A. J. Dolman, B. Kruijt, M. J. Waterloo, J. R. Ehleringer
The carbon isotope of a leaf (δ13Cleaf) is generally more negative in riparian zones than in areas with low soil moisture content or rainfall input. In Central Amazonia, the small-scale...
U. Kuhn, M. O. Andreae, C. Ammann, A. C. Araújo, E. Brancaleoni, P. Ciccioli, ...
We estimated the isoprene and monoterpene source strengths of a pristine tropical forest north of Manaus in the central Amazon Basin using three different micrometeorological flux measurement...
Robustness of modelled carbon-water relations in C-TESSEL (2006)
Jacobs, C.M.J., Voogt, M.H., Moors, E.J., Kruijt, B., Beljaars, A.C.M., ...
How resilient may the Amazon rain forest carbon balance be to climate change? (2006)
Kruijt, B., Luizão, F., Nobre, A., Tomasella, J., Hutjes, R.W.A., Waterloo, M., ...
Goulden, M., Miller, S., Manzi, A., Cabral, O., Freitas, H., ...
The application of Monin-Obukhov similarity theory (MOS) is based on empirical relationships derived over uniform surfaces in flat terrain. It is not clear to what extent these relationships hold for...
Biosphere-atmosphere interactions in Amazonia (2006)
Kruijt, B., Luizão, F., Nobre, A., Tomasella, J., Nobre, C.A.
A proposal for defining the geographical boundaries of Amazonia (2005)
Eva, H.D., Huber, O., Achard, F., Balslev, H., Beck, S., Behling, H., ...
Eva, H.D., Huber, O., Achard, F., Balslev, H., Beck, S., Behling, H., ...
Luizão, R.C.C., Luizão, F.J., Paiva, R.Q., Monteiro, T.F., Sousa, L.S., Kruijt, B.
It is well recognized in the literature that topography can influence soil nutrient stocks and dynamics in temperate regions, but for tropical forests, this source of variation has sometimes been...
The robustness of eddy correlation fluxes for Amazon rain forest conditions (2004)
Kruijt, B., Elbers, J.A., Araújo, A.C., Oliveira, P.J., Culf, A., ...
We analyzed errors and uncertainties in time-integrated eddy correlation data for sites in the Amazon. A well-known source of potential error in eddy correlation is through possible advective losses...
Manzi, A.O., Kruijt, B., Zanchi, F.B., Silva, R.L., ...
Comparative measurements of radiation flux components and turbulent fluxes of energy and CO2 are made at two sites in South West Amazonia: one in a tropical forest reserve and one in a pasture. The...
The climate near the ground (2004)
Pitman, A.J., Dolman, H., Kruijt, B., Valentini, R., Baldocchi, D.
Kruijt, B., Kramer, K., Groen, R., Elbers, J.A., Jans, W.W.P.
The aim of this study was to assess the sustainability of carbon sinks in managed or unmanaged forests in Europe and Amazonia. First, the functioning and seasonal variability of the carbon sink...
Scientific and technical issues in the clean development mechanism (2003)
Grace, J., Kruijt, B., Freibauer, A., Benndorf, R., Carr, R., Dutschke, M., ...
Meir, P., Kruijt, B., Broadmeadow, M., Barbosa, E., Kull, O., Carswell, F., ...
The observation of acclimation in leaf photosynthetic capacity to differences in growth irradiance has been widely used as support for a hypothesis that enables a simplification of some...
Sá, L.D.A., Manzi, A.O., Arlino, P.R.A., Kruijt, B.
The aim of this study is to investigate the low-frequency characteristics of diurnal turbulent scalar spectra and cospectra near the Amazonian rain forest during the wet and dry seasons. This is...
Araújo, A.C., Nobre, A.D., Kruijt, B., Elbers, J.A., Dallarosa, R., Stefani, P., ...
Forests around Manaus have staged the oldest and the longest forest-atmosphere CO2 exchange studies made anywhere in the Amazon. Since July 1999 the exchange of CO2, water, and energy, as well as...
Assessing the regional carbon balance: towards an integrated, multiple constraint approach (2001)
Kruijt, B., Dolman, A.J., Lloyd, J., Ehleringer, J., Raupach, M., Finnigan, J.
Kruijt, B., Moors, E., Dolman, H., Nobre, A., Manzi, A., Kabat, P., ...
B. Kruijt, C. Barton, A. Rey, P. G. Jarvis
The 3-dimensional forest model MAESTRO was used to simulate daily and annual photosynthesis and transpiration fluxes of forest stands and the sensitivity of these fluxes to potential changes in...
Kruijt, B., Barton, C., Rey, A., Jarvis, P. G.
The 3-dimensional forest model MAESTRO was used to simulate daily and annual photosynthesis and transpiration fluxes of forest stands and the sensitivity of these fluxes to potential changes in...
Kruijt, B., Barton, C., Rey, A., Jarvis, P. G.
The 3-dimensional forest model MAESTRO was used to simulate daily and annual photosynthesis and transpiration fluxes of forest stands and the sensitivity of these fluxes to potential changes in...
Estimating Canopy Structure of an Oak Forest at Several Scales (1989)
Determination of forest canopy structure at various scales is important in modelling forest ecological processes. In this paper, a non-destructive method is presented to quantify canopy structure,...