Báo cáo lâm nghiệp: "Divergence among species and populations of Mediterranean pines in biomass allocation of seedlings grown under two watering regimes" pps
Báo cáo lâm nghiệp: "Divergence among species and populations of Mediterranean pines in biomass allocation of seedlings grown under two watering regimes" pps
... 10.1051/forest:2006092
Original article
Divergence among species and populations of Mediterranean pines
in biomass allocation of seedlings grown under two watering regimes
Marìa Regina C,JoséC, ... experiment, indicating that
the cultivation protocol was ineffective in hastening maturity
in this species.
Regarding stone pine (Pinus pinea), the...
Báo cáo lâm nghiệp: "Canopy fuel characteristics and potential crown fire behavior in Aleppo pine (Pinus halepensis Mill.) forests" pptx
... moisture of 10%
and 20 km/h windspeed, while extreme burning conditions were set
to fine fuel moisture of 6% and 30 km/h windspeed. All the wind
values refer to 10-m open windspeeds. Fireline intensity ... F.,
Pines of the Mediterranean Basin, in: Richardson D.M. (Ed.),
Ecology and biogeography of Pinus, Cambridge University Press,
Cambridge, 1998, pp 153−170.
[15] Brown J.K...
Báo cáo lâm nghiệp: "Differential photosynthetic and survival responses to soil drought in two evergreen Nothofagus species" docx
... even-sized plants
of each species, with heights of 20−40 cm. Watering was suspended
for 80 randomly-chosen individuals of each species, whereas the re-
maining 10 were kept well watered. Beginning three ... sensitive of the two species to transplanting (M. Alberdi,
unpublished) plants were potted in original soil of the N. nitida site,
in order to standardise experimenta...
Báo cáo lâm nghiệp: "Assessing the nutritional and climatic response of temperate tree species in the Vosges Mountains" doc
... higher in the west of the mountain crest than
in the eastern side, leading at a value of –20 mm of WB deficit
in June for 400 m of altitude in the west side of the crest and
550 m of altitude in ... the response of frequent
tree species in the Vosges mountains, a siliceous area in northeast France, along both climate and nutrient gradients. Besides a better
u...
Báo cáo lâm nghiệp: "A fractal root model applied for estimating the root biomass and architecture in two tropical legume tree species" pps
... a in the model of West et al.
[27], when two new links are formed in each bifurcation (n =2
in Eqs. (3–7)).
In E. lanceolata, the average link length varied from 15 cm
in order 6 to 75.7 cm in ... were
observed in G. sepium.
Figure 1. The scaling factor
α
(top) and allocation factor q (bottom) as a function of root diameter and link order in Erythrina lanceolata...
Báo cáo lâm nghiệp: " Root system development and health condition of sycamore maple (Acer pseudoplatanus L.) in the air-polluted region of Krušné hory Mts" ppt
... mounds
Sycamore maple is one of the noble broadleaved
species. Its representation in the existing species
composition of forest stands being rather low, the
study of the species and mainly of its root system ... same in the two cases – similarly like the
rooting depth and the length of horizontal roots – a
Table 4. Vitality and mycorrhizal infection of fine roo...
Báo cáo lâm nghiệp: "Forest yield index and its applicability to the assessment of future forest yields" docx
... obtained for Scotch
pine and European beech, which questions the rank-
ing of Scotch pine among economic tree species, at
least in the examined territory. e low accuracy of
determination of ... significant increase in radial increment
of Norway spruce in Austria in the period of 1961 to
1990, during which the length of growing season
increased by 11 days associat...
Báo cáo lâm nghiệp: "Air pollution load and stand nutrition in the Forest District Jablunkov, part Nýdek" docx
... insuffi-
ciency of Ca, Mg and P was recorded (Z
2003). Increased deposition of nitrogen and sul-
phur in forest ecosystems in the Silesian Beskids,
and deficiency of magnesium and phosphorus in ... just as in the case of phosphorus, there is
a potential to increase it by weathering or by changes
in chemical valence in the case of pH change.
e nutrition...
Báo cáo lâm nghiệp: "Temperate forest trees and stands under severe drought: a review of ecophysiological responses, adaptation processes and long-term consequences" ppt
... process against sensitivity to drought.
Significant improvement of our understanding of water re-
lations of trees and forest stands, in both liquid and vapour
phases, has been achieved since the ... daily
data) and of relative extractable soil water (REW) in: (a) beech
stands (Soroe, Hesse and Hainich), (b) coniferous stands (Tharandt,
Hyytiälä and Loobos), (c) Mediterra...
Báo cáo lâm nghiệp: "Post-transplant root and shoot development in Abies nordmanniana Spach. seedlings after whorl bud and branch pruning" potx
... length and root tips
Total root length, including length of both tap and lat-
eral roots, doubled from time of transplanting in April to
first sampling in June in untreated controls and in seedlings
in ... of shoot dry weight was removed in treatment (A) and
20% ± 1.8 in treatment (B) compared to the shoot dry weight of con-
trol seedlings.
On the day after li...
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