... explore the effects of changes in food prices
and income on the amount of different nutrients available for consumption. In particular, the
nutrient income responses could be a starting point in ... decreasing from the fat and the egg groups but
increasing from the dairy and the vegetable groups.
Vitamin E the daily availability of vitamin E in American d...
... 82–88
in Růžová hora the average decrease was 0.70 g, in
Sněžka 0.81 g (Fig. 5).
Changes in the parameters within the years
2004–2006
Data on mycorrhizal status of roots obtained
from spring ... approximately in the same distance
(about 1 m) from the stem of five selected trees. e
cylinder of the soil probe used for this purpose had
the inner diameter of...
... 228/29042004.
Changes in Austrian pine forest floor properties
in relation with altitude in mountainous areas
O. S, H. B. T
Department of Soil Science and Ecology, Faculty of Forestry, Istanbul ...
the initial mass was still remaining after 2 years for
pine. Besides V and C (2001) recorded
that in boreal forests where cold climatic conditions
prev...
... 2/0045/08, and by the Slovak Research and Development Agency, Contract No.
APVV-0102-06.
Changes in air quality in different phases of forest
management process in a sub-mountain beech
ecosystem (West ...
ecosystem (West Carpathian Mts.)
D. K
Institute of Forest Ecology, Slovak Academy of Sciences, Zvolen, Slovakia
ABSTRACT: We studied ai...
... Nor-
way spruce (Picea abies [L.] Karst.) underplantings in the Hrubý Jeseník Mts. In the area concerned 19 research plots
were established, representing the ridge sites of the 8
th
FAZ of acid ... growth and development of Norway spruce plantings in the ridge part of the Hrubý Jeseník Mts.
Keywords: Norway spruce; nutrient defi...
...
concentrations during defence response in Nor-
way spruce embryogenic cell suspension cultures
induced by intracellular protein and wall prepara-
tions from Sirococcus strobilinus mycelia.
MATERIAL AND METHODS
Plant ... embryo-
genic cultures of Norway spruce (C) and in the cells elicited
by mycelium protein fraction (PF) and mycelium wall frac-
tion (W...
... males.
In the years of heavy swarming (2005 and 2008)
we saw a difference between males and females in
the time of swarming; the swarming of females cul-
minated at the time when the swarming of ... fluctua-
tions in the intensity of swarming were due to low
evening and night temperatures (rain). During the
entire period of swarming the males outnumbered
th...
... METHODS
Four-year-old white spruce saplings were grown
from seed obtained from a tree breeding seed bank
at the Petawawa Forest Experiment Station, Chalk
Arginine and the shade tolerance of white spruce saplings ... Size parameters and the responses of free amino acid N and guanidino compounds in the soluble N pool of
stem and buds of four-year-old...
... content in the biomass on the thinned plot
represented 8 9–9 2% of the values calculated for the
control plot without thinning.
On the basis of presented research, which was
done within the blue spruce ... years, the investigated
substitute blue spruce stand accumulated: N – 336 kg, P – 28 kg, K – 138 kg, Ca – 159 kg, Mg – 28 kg per...
... properties of the wood, and thus
quantify the importance of the individual factors contributing
to the natural durability of Scots pine wood. The variation in
the in vitro decay rate, and in the extractive ... that the
mass loss in the periphery part of the heartwood was lower
than that in the centre of the heartwood. The other marked dif-
fer...
... in relation to the possible origin of the variability in fungal growth and virulence, and to practical use of fungal growth on malt agar
and in the phloem for screening and comparing the virulence ... growth and virulence of Leptographium wingfieldii
Morelet, a fungus associated with the bark beetle Tomicus piniperda L.
Franỗois...
... Original
article
Variation
in
the
composition
and
content
of
ellagitannins
in
the
heartwood
of
European
oaks
(Quercus
robur and
Q
petraea).
A
comparison
of
two
French
forests
and ...
identification
of
nine
of
these
12
ellagitannins
(fig
1).
Purified
samples
of vescalagin,
castalagin,
grandinin
and
roburin
A
(kindly
p...
...
to
compensate
for
plant
C
uptake
(+ 52% ).
Plant
N
concentration
and
C/ N
ratio
over
the
22 -week
growing
period
Original
article
Changes
in
carbon
uptake
and
allocation
patterns
in ...
elevated
[CO
2
],
by
-11
and
+13% ,
respectively
(table
III).
Drought increased
plant
C
and
N
concen-
trations
in
both
CO
2
treatments.
Carb...
...
19,
65-84
Changes
in
endogenous
cytokinins
during
flowering
induction
in
Douglas
fir:
effect of
exogenous
applications
N. Imbault
P.
Doumas
2
C. Joseph
M.
Bonnet-Masimbert
2
1 ...
flowering
in
forest
trees
by
gibberellin
A4/7
and
cultural
treatments:
a
review
of
the
possible
mechanisms.
For.
Ecol.
Manage.
19,
65-84
Changes
in
endogenou...