Báo cáo lâm nghiệp: "Cross-calibration functions for soil CO2 efflux measurement systems" doc
Báo cáo lâm nghiệp: "Cross-calibration functions for soil CO2 efflux measurement systems" doc
... was
tested at Vielsalm forest campaign for all systems except for the “PP-
Or” system. For this purpose, measurements performed with the dif-
ferent particular protocols were compared to measurements obtained
with ... The forth campaign
was performed in the Chaux forest (June 2004) with “Li-62”, “Li-
He”, “PP-Ch” and “PP-Or” on 29 PVC collars. The collars were in-
serted in the forest...
Báo cáo lâm nghiệp: "High potential for increase in CO2 flux from forest soil surface due to global warming in cooler areas of Japan" ppt
... in CO
2
efflux from forest floor with increasing soil temperature would be greater in cooler-climate sites.
cellulose / Japanese forest / soil organic carbon / soil respiration
Résumé – Fort potentiel ... temperature and
soil temperature measured on sampling days. We defined an “inte-
grated soil temperature” as the sum of the daily average soil temper-
atures for one year.
2.3....
Báo cáo lâm nghiệp: "Biomass functions applicable to oak trees grown in Central-European forestry" doc
...
model were used for the parameterization of biomass
functions for aboveground biomass and all other
components besides dead branches. For each of
these components three functions were determined ... gener-
ally better for larger trees. To evaluate these differ-
ent functions, one may apply relative or absolute
measures. For example, MPE estimated for the two
selected fun...
Báo cáo lâm nghiệp: "Genetic parameters for lignin, extractives and decay in Eucalyptus globulus" pdf
... C.A., Crawford D.F., Seed collections of Eucalyptus
globulus subsp. globulus for tree improvement purposes, CSIRO
Division of Forest Research, Canberra, 1987.
[13] Gardiner C.A., Crawford D.F., ... theoretical model
for tree breeding, Appita J. 49 (1996) 90–93.
[17] Greaves B.L., Borralho N.M.G., Raymond C.A., Breeding objective
for plantation eucalypts grown for production of kraft p...
Báo cáo lâm nghiệp: "Management criteria for Ficus insipida Willd. (Moraceae) in Amazonian white-water floodplain forests defined by tree-ring analysis" pptx
... tropical rain forest
trees: Issues for forest modelling and management, Ecol. Appl. 9
(1999) 981–997.
[7] Curtis J.T., McIntosh R.P., An upland forest continuum in the
prairie-forest border region ... sustainability of the participative forest management in
the MSDR leading to higher incomes and benefits for the local
populations and maintaining the forest’s multiple ecological
functions....
Báo cáo lâm nghiệp: "A method for describing and modelling of within-ring wood density distribution in clones of three coniferous species" ppt
... 763
wood density was 0.426 for Df, 0.385 for Mp and 0.362 for Sp.
The whole-ring values of standard deviation were in magnitude
order of 0.201 for Df, 0.138 for Ns and 0.106 for Mp, giving
coefficients ... significant for ring and zone
width, and for wood density distribution position parameters.
It was of less significance for dispersion and shape of the
distributions in Df...
Báo cáo lâm nghiệp: "Grouping species for predicting mixed tropical forest dynamics: looking for a strategy" pptx
... incre-
ment equations for tropical rainforests, For. Ecol. Manage. 42
(1991) 143–168.
[71] Vanclay J.K., Mortality functions for North Queensland rainfo-
rests, J. Trop. For. Sci. 4 (1991) 15–36. ... Techniques for
Mixed Tropical Forest, Tropical Forestry Papers 25, Oxford Fores-
try Institute, Department of Plant Sciences, University of Oxford,
Oxford, 1992.
[4] Alvarez-Buylla E....
Báo cáo lâm nghiệp: "A method for multiple intra-ring demarcation of coniferous trees" ppt
... positions are identified: cell number 3 for
position 1, 9 for position 2 and 15 for position 3, respectively.
3.2. Step 2: Determination of error zones
For each possible demarcation position, ... is changed with/without adjustment.
9
Ann. For. Sci. 63 (2006) 9–14
© INRA, EDP Sciences, 2006
DOI: 10.1051/forest:2005093
Original article
A method for multiple intra-ring demarcation of...
Báo cáo lâm nghiệp: "Interannual variation of soil respiration in a beech forest ecosystem over a six-year study" pps
... residuals
versus soil temperature for empirical models describing the relationship between soil respiration (R) and either soil temperature at 10 cm depth
(T) or soil temperature and soil water content ... m
3
m
–3
.
Mineral soil is covered with mull type humus. Six sub-plots of about
100 m
2
each were randomly chosen within the experimental plot for
soil respiration measur...
Báo cáo lâm nghiệp: "An approach for the analysis of vegetation spectra using non-linear mixed modeling of truncated power spectra" pdf
... and a priori formulated
models and hypotheses may, of course, accomplish the reduc-
tion in a straightforward manner. Alternatively, a reduction is
achieved by some multivariate transformation; ... inference and hypothesis
testing is straightforward.
2. MATERIALS AND METHODS
2.1. Foliage samples
2.1.1. Balsam fir
Foliage samples for reflectance measurements were gathered on
two dates in ......
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