[PDF] Top 20 Development and dynamics of mountain spruce (Picea abies [L ] Karsten) stand regeneration
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Development and dynamics of mountain spruce (Picea abies [L ] Karsten) stand regeneration
... of regeneration, ...of spruce recruits came from new seedlings (causing the exponential decline in the histogram, ...of spruce recruits was 40 ± 43 cm and the tallest spruce tree reached the ... See full document
9
enrichment on bud phenology and shoot growth patterns of Norway spruce juvenile trees
... (Fig. 2). Thus, differences in shoot length between the treatments were obvious during the first 35 days in 2001 and the first 7 days in 2002 after full bud development. In 2001, both types of sunny adapted shoots ... See full document
7
Effects of pressure on the root systems of Norway spruce plants (Picea abies[L ] Karst )
... Norway spruce (Picea abies ...Growth dynamics and capability to occupy available soil also ...the development of only smaller root systems but more compacted into smaller volumes of ... See full document
8
Growth of Norway spruce (Picea abies [L ] Karsten) from artificial and natural regeneration in the Krkonoše Mts and air temperature variability
... Norway spruce the trees with climax growth strategy (so-called K-strategists in the sense of r- and K-selection; MacArthur, Wilson 1967) and pioneer growth strategy ...and development of mountain ... See full document
9
The effect of liming on the mineral nutrition of the mountain Norway spruce (Picea abies L ) forest
... healthy development and growth of forest ...of spruce stand nutrition is important for the study of the production and health state of stands and for the assessment of reclamation measures in forest ... See full document
8
Regional analysis of climate change impact on Norway spruce (Picea abies L Karst ) growth in Slovak mountain forests
... for spruce growth on these sites seems not to be the soil envi- ronment, but roughness and unfavourable climate, mainly low temperatures at the present ...climate development indicates a shifting of the ... See full document
10
Development of spruce (Picea abies [L ] Karst ) target (crop) trees in pole stage stand with different initial spacing and tending regime
... afforested spruce pole-stage stand located in a mountain ...The stand was established by four different spac- ing models: (i) ...above-mentioned stand was affected twice by a snow-break ... See full document
9
The influence of climatic factors on the health condition of forests in the Silesian Lowland
... in mountain areas, in midlands and lowlands with the lower level of air pollution load climatic factors are probably dominant in combination with nature conditions, espe- cially with deeper soils with undulated ... See full document
8
Drought and aluminium as stress factors in Norway spruce Picea abies [L.]Karst) seedlings
... Spruce seedlings subjected to drought, to Al excess and to their interactions exhibited physi- ological changes. The plant water potential (Y) is a frequently used parameter in the assessment of the plant water ... See full document
8
Changes in phenolic acids and stilbenes induced in embryogenic cell cultures of Norway spruce by two fractions of Sirococcus strobilinus mycelian
... Norway spruce (Picea abies ...Norway spruce cells and variations in the levels of stilbene ...Norway spruce cells the phenolic content continued to ...Norway spruce cell ... See full document
7
Variability of spruce (Picea abies [L ] Karst ) compression strength with present reaction wood
... The created 3D models (see Fig. 4) unequivocally confirmed the increase in wood strength in the di- rection from the centre to the stem perimeter. Such a trend corresponds to the results presented by Palovič and ... See full document
8
Uptake and metabolism of 2,4-dichlorophenoxyacetic acid during induction of Norway spruce (Picea abies (L.) Karst.) somatic embryogenesis
... In conifers, where the general patterns of somatic embryogenesis are similar in many species, the zy- gotic embryos (ZEs) in different phases of their de- velopment were mostly used as primary explants (c.f. Jain et al., ... See full document
6
Structure and functions of the types of Norway spruce (Picea abies[L ] Karst ) roots
... In the locality, on 22 May 2002 roots were sampled from various depths including a spruce root reaching to the groundwater table, i.e. 80 cm below the soil surface. Moreover, root systems were exposed with an air ... See full document
7
Characterization of variable EST SSR markers for Norway spruce (Picea abies L )
... Alpine spruce populations and might be of further use for applications in ...Norway spruce populations from different origin, as it has already been shown that flanking regions of monomorphic SSRs show a ... See full document
6
Variability in swelling of spruce (Picea abies [L ] Karst ) wood with the presence of compression wood
... down to different measurement techniques. In this study the values were established by means of stand- ardised formulas, whereas Rak (1957), to name one example, carried out his measurement on the basis of small ... See full document
10
ABSTRACT : The paper deals with the construction of a point distribution form model for spruce stems. This model is
... ABSTRACT: The paper deals with the construction of a point distribution form model for spruce stems. This model is based on the principal components analysis of variance-covariance matrix formed for the Procrustes ... See full document
6
The Effect of Retained Trees on the Growth of Norway Spruce (Picea abies).
... all spruce (both current and previous rotations), and all other broadleaves (aspen, alder, hazel, maple, oak, lime, and birch) that were inside the 15m plot ...rotation spruce (> ... See full document
51
Modelling Bark Thickness of Norway Spruce (Picea abies Karst)
... The sample of this research consisted of 393 spruce trees on which 4,647 diameters and bark thicknesses were measured, or in average 11.8 measurements per one tree. In the sample trees of different sizes were ... See full document
12
Possibilities of influencing the rooting quality of Norway spruce (Picea abies [L ] Karst ) cuttings
... An extensive clone material of Norway spruce that is currently at disposal in the model area of the Krkonoše Mts. made it possible to study the above-mentioned problem in great detail in relation to particular ... See full document
14
Possible methods of Norway spruce (Picea abies[L ] Karst ) stem shape description
... When comparing Doubravčice 1 and Štíhlice plots, we in fact compare a 70-year old tree stand and a 30-year old one, with the Konšel’s tree classes equally represented in both stands, and the growth condi- tions ... See full document
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