Báo cáo lâm nghiệp: "Assimilation apparatus variability of beech transplants grown in variable light conditions of blue spruce shelter O. Špulák" ppsx

... Forestry and Environment, Project No. 3161/2006. Addressing spatial variability in provenance experiments exemplified in two trials with black spruce T. F, M. L, J. K, I. P, ... variance components in the context of mixed linear models. It is a useful tool for analyzing field variety trials as it allows for the fitting of spatial variabil...

Ngày tải lên: 07/08/2014, 03:22

... soils under broadleaved tree species but also to refer to the likely patterns in selected soil properties among different soil units in silver birch (Betula pubescens Ehrh.) stands. In addition ... variation in an evaluation of the nutrient pools of organic layers and the mineral soil in forest stands dominated by silver birch. CONCLUSIONS Referring to properties of s...

Ngày tải lên: 07/08/2014, 03:22

... primary productivity in ter- restrial ecosystems (J et al. 1999), N miner- Moisture effect on carbon and nitrogen mineralization in topsoil of Changbai Mountain, Northeast China G. Q 1,2 , Q. ... is maintained at 20°C. For the given vegetation type of Changbai Mountain, soil C and N mineralization rate, potential mineralizable C (C 0 ) and potential ra...

Ngày tải lên: 07/08/2014, 10:21

... biomass functions applicable to oak (Quercus robur, Quer- cus petraea) trees grown in the conditions of Central-European forestry. It is based on destructive measurements of 51 grown trees sampled ... conducted in early spring before bud break. All selected trees were measured both standing and lying on the ground after felling. All basic measurable information was...

Ngày tải lên: 07/08/2014, 10:21

... 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 Jizerské hory Mts. in the ... the individual and on Supported by the Ministry of Agriculture of the Czech Republic, Project No. MZe 0002070201. Assimilation apparatus variability of bee...

Ngày tải lên: 07/08/2014, 10:22

... SP/2d2/138/08. Plant community variability within potential natural vegetation units: a case study from the Bohemian Karst P. Š, K. P, P. U Silva Tarouca Research Institute for Landscape and Ornamental ... similarly broad distribution. DISCUSSION Actual vegetation based on the map of potential natural vegetation The stratification of this...

Ngày tải lên: 07/08/2014, 10:22

Ngày tải lên: 07/08/2014, 16:20

... For. Sci. 63 (2006) 813–821 813 c  INRA, EDP Sciences, 2006 DOI: 10.1051/forest:2006080 Original article Genetic parameters for lignin, extractives and decay in Eucalyptus globulus Fiona S. P a * ,BradM.P  a ,RenéE.V a , ... Acid-soluble lignin con- tent showed significant variation for families and the highest Lignin, extractives and decay in...

Ngày tải lên: 07/08/2014, 16:20

... article Management criteria for Ficus insipida Willd. (M oraceae) in Amazonian white-water floodplain forests defined by tree-ring analysis Jochen Sch ă ongart a,c * ,FlorianW ittmann a,c , Martin Worbes b , ... gradients in white-water forests across the Amazon Basin, J. Biogeogr. 33 (2006) 1334–1347. [39] Worbes M., Growth rings, increment and age of trees i...

Ngày tải lên: 07/08/2014, 16:21

... 1= n ∑ = y ˆ i y χ crit 2 Ecoregional site index models for Pinus pinaster 127 [35] Johansson T., Site index curves for common alder and grey alder growing on different types of forest soil in Sweden, Scan. J. For. Res. ... Montero G., Inter-regional variability in site index models for even-aged stands of stone pine (Pinus pinea L.) in Spain, Ann. For....

Ngày tải lên: 08/08/2014, 00:21

... 369 Ann. For. Sci. 62 (2005) 369374 â INRA, EDP Sciences, 2005 DOI: 10.1051/forest:2005032 Original article Quantitative trait loci mapping for vegetative propagation in pedunculate oak Caroline ... Sederoff R.R., Genetic mapping of quantitative trait loci (QTLs) controlling vegetative propagation in Eucalyptus grandis and E. urophylla, using the pseudo-testc...

Ngày tải lên: 08/08/2014, 00:22

... 10.1051/forest:2006001 Original article Characterizing fertility targets and multi-element interactions in nursery culture of Quercus rubra seedlings K. Francis SALIFU, Douglass F. JACOBS* Hardwood Tree Improvement and ... seedling field performance. 3.3. Multi-element interactions Vector diagnosis is used to interpret and improve under- standing of multi-el...

Ngày tải lên: 08/08/2014, 00:22

... 2003 DOI: 10.1051/forest:2003017 Original article Inter-regional variability in site index models for even-aged stands of stone pine (Pinus pinea L.) in Spain Rafael Calama a *, Nieves Cañadas b ... Interregional site index curves for Pinus pinea L. in Spain. Inter-regional site index variability 263 Equality of both models is tested by co...

Ngày tải lên: 08/08/2014, 01:21

... sub-tropical, with a mean annual rainfall and temperature of 1144 mm and 22 °C respectively. The trial was located at an elevation of 45 m on an east facing slope. Soil parent material is of aeolian ... important indicator of pulpwood quality. 3.7. The use of Canonical Variate Analysis to compare the properties between groups of variates Canonical Variate Analysis...

Ngày tải lên: 08/08/2014, 01:21

... after a 2 wk adaptation period as the slope of C0 2 concentration over time in the whole chamber (Gaudillere and Mousseau, 1989). During the two 1 st 2 wk, the C0 2 concentration ... where environmental conditions were controlled (22 /15°C day-night, 15 h photoperiod, 50% RH). Whole plant photo- synthesis at 25 0 jlmol-m- 2 s- 1 PPFD...

Ngày tải lên: 09/08/2014, 04:20