... 2005
DOI: 10.1051 /forest: 2005082
Original article
A comparison of two modelling studies of environmental effects
on forest carbon stocks across Europe
Ronnie MILNE*, Marcel VAN OIJEN
Centre for Ecology ... deposition in EFM that
Figure 11. Simulation results from the Edinburgh Forest Model: Carbon stocks at 22 sites. Effects of changes in [CO
2
], climate...
... in
Foresters’ future: leaders or followers? Proceedings of the Society
of American Foresters National Convention 1985, Society of Ame-
rican Foresters, Washington, DC, 1985, pp. 228–232.
[12] Kalbfleisch ... 2004
DOI: 10.1051 /forest: 2004064
Original article
A comparison of fitting techniques for ponderosa pine
height-age models in British Columbia
Gordon NIGH*
Research Branch, BC...
...
Unioninkatu
44,
SF-00 170
Helsinki,
Finland
Introduction
The
directional
distribution
of
radiation
incident
on
a
coniferous
shoot
has
been
shown
to
have
a
large
effect
on ... A
comparison
of
the
photosynthetic
radiation
response
of
Scots
pine
shoots
in
direct
and
diffuse
radiation
P.
Oker-Blom
1
H.
Smolander
2
T.
Lahti
3
! University of Helsinki,...
...
(0.09),
this
relationship
accounted
for
only
23
p.
100
of
the
variation
between
the
two
combinations
of
variables.
In
all
biochemical
analyses,
SPEED
was
the
strongest
dependent ...
preserves
the
physiological
effects
of
stratification
but
also
enhances
them.
4.
Discussion
and
Conclusions
Stratification
reduced
the
germinative
percentage
of
in...
...
gradient
of
one
indicates
that
there
were
similar
concentra-
tions
in
each
of
the
staves
from
the
same
tree.
The
lower
variation
among
samples
from
the
Tronçais
forest
than ...
between
the
two
forests
in
the
estimated
soluble
ellagitannins
of
new
heartwood.
Measurement
of
insoluble
tannins
in
two
samples
Table
VI
gives
the
mean
concentration...
... effects
of browsing were evident: the results of browsing on plants
of the two species support our first hypothesis of a preferen-
tial browsing on the deciduous oak in comparison to the ev-
ergreen one. ... browsing treatment was only lightly significant for
total height.
3.2. Response of the two species to different intensities
and seasons of simulated browsing
None of t...
... solutions of
equations (3) to (5).
The differential equation (3) implies that the relative rate of change
in the number of stems is proportional to a power function of age. Inte-
gration of equation ... transition functions to define the rate of change
of the system depending on the current state of the stand; and
finally some control functions to regulate the modifications...
... stratum. ere were two lines of
traps led in a trees cropping mast oak forest, one line
in a young oak stand, one in a spruce forest, one in
a pine forest and one at a forest edge. As to sample ... selected for the study, the
one intensive and the other extensive, both of them
with similar environmental conditions.
Supported by the Ministry of Education, Youth and Sports...
... 01
Deflection (mm)
Version I
Multiplex 15 mm
Force (N)
Fig. 6. Comparison of the course
of force and deflection – bending
strength across the grain – Vari-
ant 1
Fig. 7. Comparison of the course
of ... 11.44
12,000
10,000
8,000
6,000
4,000
2,000
0
Modulus of elasticity – MOE (N/mm
2
)
Version I Version II Version III Multiplex Multiplex
20 mm 15 mm
Fig. 11. Comparison of...
... 6. Comparison of final points of abrasion
in samples with and without glass fibres
Fig. 5. Comparison of initial points of abrasion
in samples with and without glass fibres
Table 6. Values of ... distributed on the paper
J. FOR. SCI., 54, 2008 (1): 31–39 37
Table 5 presents a comparison of the values of
abrasion resistance in WISA plywoods.
Table 6 presents a compariso...