... well as their mortality. Their
analysis of the role of stand measurements (height, dominant
diameter, basal area and volume) as well as structural stand
characteristics (number of shoots and stools ... years later. The total basal
area was 46 m
2
ha
–1
and the standing volume (merchantable
timber) 340 m
3
ha
–1
[27]. Approximately 10% (basal area) of
the standing trees were...
...
stands,
whereas
Fossa
la
Nave
and
Piano
Porcheria
were
even-aged
young
coppices.
The
two
stands
of
Balilla
and
Fossa
la
Nave
had
a
mean
density
of
250
stems
ha-1
and ...
other
Castanea
sativa
stands.
Ranger
et
al
(199 0a,
b)
indicated
above-
ground
biomass
values
of
9.7,
39.7,
60.5,
107.2
and
119.9
Mg
ha-1
for
Castanea
sativa
coppi...
... 25 days (Table 4). Males of the wil-
Table 2. Abundance of G. lineola imagoes at sweeping on A. glutinosa and A. incana (Polnička, 199 7). e mean leaf area of
A. glutinosa damaged by imagoes ... 199 6). e mean leaf area of
A. glutinosa damaged by imagoes and the mean number of laid eggs in the laboratory. An asterisk* indicates 28.6% parasitization
of imagoes by ta...
... were
analyzed with a completely randomized one-way ANOVA and the
changes in TRI before and after the death of a grafted partner were
analyzed with paired t-tests.
All data in both the natural mortality ... 80 cm apart had low probability of being grafted [9]. All
pairs were located at least 20 m apart. The root system of each tree
pair was manually excavated with spade and...
... TMC2
(5’-ATTGATGAAATAATATTTCATATAAAATATGC-3 ).
The SSCP analysis was performed on a COI fragment 358 bp long,
which was amplified using the primers C1J2441 and TMC2. Template
DNA (4 µL) were used ... geographical data were
quantified as Dc (geographical spread of a particular clade) and Dn
(distribution of a given clade relative to the sister clades). This analysis
tested the...
... enzymes of
Spruce seedling bioassay 343
Table III. Mean values of extractable cations (NH
4
Cl-extraction), (Ca + Mg):K ratio, and plant available P (citric acid-extraction) and stocks
of extractable ... plants) or
bare mineral soil without any organic layer appeared in large canopy
gaps (see also [9 ]).
Within an area of about one hectare per site, 14 randomly dis-
tributed sa...
... Dichrostigma a-
vipes, Phaeostigma notata, Panorpa communis a Panorpa germanica).
Klíčová slova: Malaiseho lapač; Neuroptera; Raphidioptera; Mecoptera; sezonní letová aktivita; faunistika; Česká ... activity of some Planipennia
species. Biológia (Bratislava), 49: 729–737.
VIDLIČKA L., 1995. Seasonal flight activity of Planipennia
species at the Devínska Kobyla hill (West Carpathians)....
... the calculation. Stand density was calcu-
lated according to standard mensurational practice
from the ratio of actual basal area of the particular
species and tabular data. On the basis of reduced ... 4 to 12 m).
erefore, particularly the mean values of height and
dbh in beech (Tables 5 and 7) are markedly lower
than in larch (Tables 4 and 6).
Stand basal area
It w...
... carbon) and basic growth charac-
teristics of two mixed stands (spruce with beech and
larch with beech) aged 25 years with a pure beech
stand (aged 40 years) and pure spruce stand (aged
30 years) ... t/ha). Accumulation of humus in
H horizon in a stand of larch with beech (32.0 t/ha)
was statistically markedly higher at a level of
significance (α < 0.0 1) tha...