[PDF] Top 20 Structure and development of forest stands on permanent research plots in the Krkonoše Mts

... the development of forest stands ...autochthonous forest stands regenerate within the small developmental ...beech stands are marked by high age heterogeneity, low volume and ... See full document

... of forest. Th e horizon- tal structure of juvenile growth and developmen- tal phases of natural and combined regeneration shows mostly clustering; it is random to moderate- ly regular at places with a ... See full document

... on plots in beech, mixed and spruce stands ...of development on each plot is based not only on the description of the proportions of trees included in defoliation classes but also on the ob- ... See full document

... Evaluation of recorded changes in concrete site and stand conditions and their interpretation is considered as one of the most critical issue of phytocenological monitoring (Samek 1986). He underlines that the assessment ... See full document

... larger plots 6 and 7 (area ...height structure was evaluated. Following indices of forest structure and spatial patterns were calculated: Hopkins-Skellam aggregation index, Pileou-Mountford ... See full document

... the structure and development of natural forests and also of the dynamics of damage to restored ...of forest stand defoliation by means of transition matrices is undoubtedly useful that takes into ... See full document

... the development of soil conditions in the set of 32 permanent research plots in the Krkonoše (Giant) ...These plots represent an altitudinal gradient covering the ecosystems of ... See full document

... three permanent sample plots was estab- lished in the Bieszczady Mountains National Park in ...their structure corresponded to the developmental stages of primeval ...these plots in ... See full document

... The study of changes through the time that are re- flected by change of the species number, entry of in- vasive or alien species into the community, exchange of dominants, recession of less abundant species, and finally ... See full document

... Horizontal structure of forest stands largely affects the competitive relationships between tree in- dividuals and plays a significant role in the stand ...horizontal structure on nine ... See full document

... individual plots, the concurrent trend of the increasing nitrogen con- centration and decreasing phosphorus, potassium and calcium concentrations in spruce needles in- dicates the ongoing effect of excessive ... See full document

... Lalang Forest Reserved, Selangor. Compartment 50, Sungai Lalang Forest Reserve is located in the north-eastern part of Ulu Langat District bordering the state of Negeri ...study plots in year 1992, ... See full document

... mixed-species stands is the need to combine species that differ in characteristics such as shade tolerance, height growth rate, crown structure (particularly leaf area density), foliar phenology ... See full document

... 13 increment, after thinning, of individual trees of Betula verrucosa Ehrh: breast height diameter under bark age at breast height annual diameter increment in the five year period prior[r] ... See full document

... Our study shows how changes in environment properties, which represent soil-forming factors, can influence the pattern of soil cover. The study focuses on changes in the long run that are repre- sented by morphological ... See full document

... the structure corresponding to the structure of prime- val ...differentiated structure with neglected tending it is substantiated and necessary to define the achievable target structure that ... See full document

... Where x is tree diameter; a is the position parameter; a is null if all trees stages are considered; it is different fro m zero if the dbh ≥ a. in the present study, a equals to 10 cm for dbh structure and equals ... See full document

... The Šumava Mts. with many headwaters and peat bogs are a hydrologically important area intersected by the main European divide between the North Sea (Vltava wa- tershed) and the Black Sea (Danube watershed). The ... See full document

... The forest stands in the Klokočná Forest Range are distinctly affected by snow ...pine stands of middle age and so it prevents stands to grow up to the end of rotation ...spruce ... See full document

... biogeocenological research (i.e. continual research on the plant and the animal component) on the Smrk mountain in the Moravskoslezské Besky- dy Mountains, Roháčová (2001) counted Cara- bidae and ... See full document