搜索结果: 1-6 共查到“林学 spruce forest”相关记录6条 . 查询时间(0.046 秒)
Structural Features of a Post-Clear-Cutting Ecotone between 90-Year-Old Bilberry Spruce Forest and 35-Year-Old Herbs-Forbs Deciduous Stand
ecotone complex bilberry-type spruce forest deciduous stand clear-cut edge effect ground vegetation epiphytes tree fine root biomass
2023/12/1
In a natural regeneration process, a community dominated by birch and aspen forms in the site 35 years after a bilberry-type spruce stand is logged down. The newly formed ecotone complex consists of f...
Findings regarding ectotrophic stability of Norway spruce forest of the Krkonoše and Orlické Mountains based on mycorrhiza studies
forest ectotrophic stability species spectrum of macromycetes mycorrhizae root defoliation Picea abies
2015/3/27
Analyses of root mycorrhizal samples and monitoring of fruiting bodies of macromycetes from Norway spruce stands at mountain and foothill localities in the Krkonoše and Orlické Mts. provided seve...
The role of Hylastes cunicularius Erichson (Coleoptera: Scolytidae) in transferring uropodine mites in a mountain spruce forest
Hylastes cunicularius mountain spruce forest uropodine mites West Carpathians
2015/3/19
The bark beetle Hylastes cunicularius was studied in the Tatra Mountains, West Carpathians, to clarify its role in transferring phoretic uropodine mites during dispersal in a mountain spruce forest. E...
Natural abundance of 15N of a spruce forest ecosystem under acid rain and manipulated clean rain field conditions
acid rain clean rain δ15N stable isotopes nitrogen precipitation throughfall seepage water needles litter spruce forest
2015/3/12
We analysed stable isotopes of N in a spruce forest under ambient rainfall (no further manipulation of the atmospheric input) and clean rain application (10 years of reduced inorganic N- and acid-cons...
Mineral nutrition in relation to the Norway spruce forest decline in the region Horny Spis (Northern Slovakia)
Norway spruce stress spruce decline
2015/3/6
In this contribution we present the results of analyses of selected mineral nutrients in assimilatory tissues of spruce trees at different developmental phases (plants, adult trees) in the region Horn...
Soil properties as a component of predisposition factors of Norway spruce forest decline in the Hanušovická highland mountain zone
forest decline drought episode stress Hanuš ovická highland Norway spruce stand
2015/2/6
Mature Norway spruce (Picea abies [L.] Karst.) stands affected by decline symptoms were selected in the northern part of the Hanušovická highland (Czech Republic) at Jeřáb Mt. foot and summi...