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Aboveground biomass and nutrients in an 18-years-old stand of blue spruce (Picea pungens Engelm.) as a substitute tree species
aboveground biomass nutrients blue spruce substitute tree species stands
2015/4/14
Sample trees were taken for analyses from an 18-years-old blue spruce stand growing in the summit part of the Jizerské hory Mts. (Czech Republic). The sample trees were measured and dry matter and nut...
Cambioxylophagous fauna developing on logging residues of blue spruce (Picea pungens Engelmann)
cambiophages Cryphalus abietis Ips amitinus Kruš né hory Mts. Picea pungens Pityogenes chalcographus
2015/3/27
Cutting down 20- to 30-years-old trees of blue spruce (Picea pungens Engelm.) (October, May) and cross-cutting them to sections of different volume (0.5–75 dm3) under conditions of half-shade × open a...
Chemical thinning in blue spruce (Picea pungens Engelm.) stands and its effects on cambioxylophagous fauna
arboricides chemical thinning Ips amitinus Kruš né hory Mts Picea pungens Scolytidae
2015/3/19
Chemical thinning was applied in blue spruce (Picea pungens Engelm.) stands by the application of Roundup Klasik and Garlon 4 EC. The thinning efficacy of Garlon 4 EC was negligible, while that of Rou...
Comparison of the impact of blue spruce and reed Calamagrostis villosa on forest soil chemical properties
Calamagrostis villos upper soil layers quality and quantity Jizersk?hory Mts
2015/3/16
The impact of blue spruce (Picea pungens) and reed Calamagrostis villosa) cover on quantity and quality of upper soil layers was investigated. The research was conducted in the Jizersk?hory Mts., Czec...
Assimilation apparatus variability of beech transplants grown in variable light conditions of blue spruce shelter
beech transplants light nutrient content of leaves fluorescence of chlorophyll leaf area
2015/3/12
The paper valuates the differences in the selected characteristics of the assimilation apparatus of beech transplants growing in various light conditions of blue spruce small pole stage in the Jizersk...