...
ou
de
M
ILLER
(1967),
la
biotine
(0,01
mg/1),
la
glutamine
(200
mgll),
le
myo-inositol
(100
mg/])
et
de
0,1
mgll
d’acide
nicotinique,
de
pyridoxine,
de
thiamine,
de
pantothenate ...
observées.
4.2.
Rôle
de
la
BAP
L analyse
des
résultats
met
en
valeur
l intérêt
de
la
technique
de
culture
des
épicotyles
excisés
des
plantules
obtenues
in...
...
exemples
d’embryogenèse
soma-
tique
directe
(Williams
et
Maheswaran,
1986),
ils
proviennent
soit
d’amas
pluricel-
lulaires
superficiels
soit
de
cellules
épider-
miques
devenues ...
croissance
rapide
au
cours
de
laquelle
les
activités
mitotiques
sont
très
importantes
(Bhojwani
et
Raz-
dan,
1983).
De
plus,
la
majorité
des
cel-
lules
constituant
de
te...
...
rinçages
à
l eau
distillée,
les
racines
sont
colorées
au
bleu
de
méthylène
(0,1
%)
pendant
5
min
puis
rincées
à
l eau
dis-
tillée
pour
éliminer
l excès
de
colorant.
Les
observations ...
du
milieu
de
culture
notam-
ment
le
pH,
la
faible
mobilité
des
bactéries,
les
modifications
structurales
des
parois
des
cellules
des
poils
seraient
à
l origin...
... my-
corrhizal tips were calculated from samples selected
before drying as average number of tips found in
20 main root sections (< 1 mm in diameter) of 5 cm
in length including their side branches. ... in the 2004–2006
investigation period it decreased to 3.78. Although
the pH values measured in the plot are not avail-
able for the oldest mycorrhizal analyses (sampling
in 1...
... Wood.
Berlin, Springer Verlag: 705.
TRENDELENBURG R., 1932. Über die Eigenschaften des Rot-
oder Druckholzes der Nadelhölzer. Allgemeine Forst- und
Jagdzeitung, 108: 1–14.
TRENDELENBURG R., ... density decreases in the CW zone with the
increasing height. In the side zones SWL and SWR
it is also possible to see a gradual decrease in density
with the increasing stem height. Only the...
... decomposition of leaf litter in a
black alder (Alnus glutinosa (Gaertn.) L. ) forest. Soil Biology
& Biochemistry, 33: 921–930.
DOLEŽAL J., ŠRUTEK M., 2002. Altitudinal changes in com-
position ... 0.01), respectively. e Nt content of L + F layer also increases through the elevation revealing a medium correla-
tion with altitude (0.368; P < 0.05). e increasing Nt and decreas...
... Mountains, Central Europe. In: OMASA K.,
NOUCHI I., DE KOK L. J. (eds), Plant Responses to Air Pollu-
tion and Global Change. Tokyo, Springer-Verlag: 111–121.
GEROSA G., MAZZALI C., BALLARINDENTI ... monitoring in a mountain forest
region: passive and continuous sampling, vertical and
canopy profiles. In: Proceedings of the International Sym-
posium on Passive Sampling of Gaseous Ai...
... naturally developing seedlings
already from the nursery and the root system is me-
chanically treated during their planting out, which
will induce the development of additional roots.
As in most ...
total rooting depth; length of horizontal skeleton
roots; incidence of malformation. e measured
values were used to calculate the index of surfaces
(Index p, Ip in the tables of results...
... followed by the methanol-
insoluble cell wall-bound phenolic esters (CWE;
7–8%). e amounts of methanol soluble esters
(SE) and free phenolic acids (F) were low in control
cells, accounting ... stilbene glycoside levels in WF-elic-
ited cultures remained more or less stable till the
end of 24 h treatment. During 12 h of treatment
PF evoked the decline of total stilbene glycosides ......
... Vracov, Lipník and Kluk and locally in Bulhary.
e development in the abundance of cockchafer
populations in the studied localities will be speci-
fied in greater detail in the following years during ... bassiana
(Balsamo) Vuillemin in an inert filling mass (amor-
phous silicon dioxide) was experimentally applied
aerially by the Robinson R 22 type helicopter over a
total area o...