[PDF] Top 20 Quality selection in young oak stands
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Quality selection in young oak stands
... in young stands, the application of his stepwise selection of candi- dates is suitable even for oak ...implemented selection variant by Abetz (1974), Abetz and Klädtke (2002) in the ... See full document
12
Stand Dynamics and Ecological Constraints on Growth in Young, Naturally Regenerated Hardwood Stands
... southeastern U.S. (Conner and Hartsell, 2002). Much of the mature forestland contains poor quality sawtimber as a result of prior mismanagement (Fajvan, 1994). Incomplete harvests are often conducted under the ... See full document
165
Potential of natural regeneration of Quercus robur L in floodplain forests in the southern part of the Czech Republic
... adult oak stands which causes too strong weed ex- pansion (in our research stands the coverage higher than 90%) and also stem sprouting, ...wood quality as ...pedunculate oak also ... See full document
6
Structural Elements and Morphological Characteristics of Pedunculate Oak (Quercus robur L ) in Young Even Aged Stands of Spačva Forest
... good quality (straight, without rowlocks or thick branches), while the trees had to be the highest in the vertical ...pedunculate oak trees, evenly distributed on the surface with triangular spacing between ... See full document
8
Rehabilitating Degraded Hardwood Stands on a Bottomland Terrace Site with Overstory Removal and Oak Enrichment Planting: 14 Year Results
... lower quality trees or species from a stand while retaining trees of higher value ...enough quality remaining in the de- graded stand to retain in the first ...the quality of the residual stand is ... See full document
13
Production potential and quality of sessile oak (Quercus petraea LIEBL.) in different types of mixtures
... crop oak trees per hectare in the variants Mono was 189 (23% of the total number of oaks) and Mix+ only 156 (15% of the total number of oaks), ...these stands whose height is 20–24 m should be ...the ... See full document
10
Quantity and quality of litterfall in young oak stands
... ABSTRACT: Litterfall, an important component of the nutrient cycle in forest ecosystems, was measured for 9 years in young oak stands on two localities classified as beech-oak climax ... See full document
7
Importance of the first thinning in young mixed Norway spruce and European beech stands
... The main purpose of pre-commercial thinning is to improve stand stability and maintain desir- able species composition in the young mixture (Waskiewicz et al. 2013). The main effect of thin- ning in our ... See full document
9
Influence of Scarification on the Germination Capacity of Acorns Harvested from Uneven-aged Stands of Pedunculate Oak (Quercus robur L.)
... Germination capacity of acorns from different size groups relative to their mass scarification 235. index[r] ... See full document
15
Soil CO2 efflux in young Norway spruce stands with different silviculture practices
... In this study soil CO 2 effl ux in two Norway spruce plots with diff erent silviculture practices was measured – the fi rst plot with bellow thinning and the second one with above thin[r] ... See full document
7
Prey Selection by Young Lemon Sharks (Negaprion brevirostris) at Chandeleur Island Nursery Habitats with a Comparison to Three Other Co-Occurring Shark Species
... There is no dietary overlap between N. brevirostris and R. terraenovae in Chandeleur Sound. Although, R. terraenovae were collected in Chandeleur Sound and N. brevirostris were captured in the shallow water habitats of ... See full document
81
Effects of pollen species composition on the foraging behaviour and offspring performance of the mason bee Osmia bicornis (L )
... While specialist herbivores often detoxify or sequester allelochemicals, or physiologically adapt to assimilate food of low nutrient content, generalist herbivores have to deal with suboptimal food in other ways. ... See full document
28
Health condition of young spruce stands growing in Poľana in different altitudes
... ABSTRACT: This paper presents the first results of chlorophyll fluorescence measurements on assimilatory apparatus of Norway spruce. Three young spruce stands located in various altitudes (600, 1,050 and ... See full document
6
Relation between selected indicators of forest stand diversity and quality of timber production in young stands aged up to 40 years
... the quality of timber production increases with the increasing difference between the group of young and old ...forest stands in the form of tendings, thinnings, fellings, or plantings have a major ... See full document
11
A Quality Function Deployment (QFD) Approach in Determining the Employer’s Selection in KAMCO
... of quality, enablers, and ...for quality planning and monitoring in educational ...the quality of Higher Educational Institute in Pakistan where, from the QFD model, they highlighted the major ... See full document
23
Drought Effects on Early Growth and Mortality of Three Oak Species in the Upper Rhine Valley
... Turkey oak were also planted in this ...ferent oak species, growing at the same ...addition, oak species suffer periodically from insect pests (caterpillars such as Thaumetopoea processionea ... See full document
19
An integrated assessment approach to optimal forest bioenergy production for young Scots pine stands
... The process-based model PipeQual is based on the pipe model theory (Shinozaki et al. 1964) and the theory of crown allometry (Mäkelä and Sievänen 1992). Tree growth simulation by the PipeQual simulator consists of ... See full document
10
Selecting scenes for 2D and 3D subjective video quality tests
... A 3D scene pool should include at least two sequences with slow motion in depth, sequences with different amounts of planar motion (e.g., slow to fast), and one pop-out effect. The goal is to maximize motion diversity ... See full document
12
Future of the Main Important Forest Tree Species in Serbia from the Climate Change Perspective
... Pedunculate oak. Current distribution of species such as the Sessile oak, Turkey oak, Silver fir, Norway spruce and the European beech are under considerable risk due to the climate change, while the ... See full document
8
Three Meetings with Robinson
... In fact Robinson WAS the first American thing, the old oak, the first with a classical firmness, that we could, like young mistletoe, live upon.. And we did.[r] ... See full document
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