Báo cáo lâm nghiệp: "Late-season fertilization of Picea mari

Báo cáo lâm nghiệp: "Late-season fertilization of Picea mariana seedlings: intensive loading and outplanting response on greenhouse bioassays" potx

... article Late-season fertilization of Picea mariana seedlings: intensive loading and outplanting response on greenhouse bioassays Joseph R. BOIVIN, K. Francis SALIFU, Vic R. TIMMER* Faculty of Forestry, ... Effects of late-season fertilization on seedling dry mass, shoot:root ratio, and N, P and K concentration (% dw) and associated ANOVA. The two pre-hard...

Ngày tải lên : 08/08/2014, 00:21

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Báo cáo lâm nghiệp: " The influence of Picea abies on herb vegetation in forest plant communities of the Veporské vrchy Mts" ppt

... size; P < 0.05). Species response to the proportion of Picea abies (CCA score on the horizontal axis equal to the only one environmental variable – proportion of Picea abies; covariables – ... transformation) Relevé group 1 2 3 Species response to spruce (CCA score) Proportion of Picea abies (%) 0 1–50 50–100 Number of relevés 57 31 22 Constancy (%) – con; Fidelity...

Ngày tải lên : 07/08/2014, 10:21

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Báo cáo lâm nghiệp: "he extent of root rot damage in Norway spruce stands established on fertile sites of former agricultural land" pot

... starting site conditions of agricultural land are usually very different from the (potential) conditions of forest environment. is causes many problems for the cultivation of stable and quality ... complexes of Norway spruce stands established on former agricultural land at fertile sites in two upland regions of Moravia. e basic idea was to find differences in the health c...

Ngày tải lên : 07/08/2014, 10:21

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Báo cáo lâm nghiệp: " The management of snags: A comparison in managed and unmanaged ancient forests of the Southern French Alps" pot

... Summary of two way ANOVA on the effects of management status and developmental phases on SDTs volume (a) and SDTs density (b). Response: SDT volume (a) Response: SDT density (b) Source of variation ... wood and CWD, and more precisely on the temporal availability and decay rates. Our question and concern about managed forests and necro- mass are focussed on the...

Ngày tải lên : 08/08/2014, 00:21

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Báo cáo lâm nghiệp:"An examination of the interaction between climate, soil and leaf area index in a Quercus ilex ecosystem" ppt

... defined not only as a function of the climate via precipitation and evapotranspiration requirements, but also as a function of the retention properties of the soil and of the rooting depth of the ... formulation linking LAI and environmental conditions. 4.3. Predicting equilibrium between LAI and environmental conditions To understand ecosystem leaf area and fluxes (water,...

Ngày tải lên : 08/08/2014, 01:21

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Báo cáo lâm nghiệp: "A comparison of fitting techniques for ponderosa pine height-age models in British Columbia" potx

... ed., BC Ministry of Environment, Lands and Parks, Victoria, BC, Ministry of the Environment Manual 11, 1990. [16] Mason R.L., Gunst R.F., Hess J.L., Statistical design and analysis of experiments ... Hope G., Thompson C., A guide to site iden- tification and interpretation for the Kamloops Forest Region, BC Ministry of Forests, Research Branch, Victoria, BC Land Manage- ment Han...

Ngày tải lên : 08/08/2014, 01:22

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Báo cáo lâm nghiệp: "Current possibilities of using Norway spruce (Picea abies [L.] Karst.) in forest regeneration in the air-polluted region of the northeastern Krušné hory Mts" doc

... stand situations, and to compare the condition of young Norway spruce plantations and younger stands growing on similar sites and in similar stand situations in the air-polluted region of ... regeneration of large and small clear-felled areas and on the reconstruction of the stands of substitute species (European white birch). e condition of young spruce plantat...

Ngày tải lên : 07/08/2014, 03:22

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Báo cáo lâm nghiệp: "The effect of liming on the mineral nutrition of the mountain Norway spruce (Picea abies L.) forest" docx

... the study of the production and health state of stands and for the assessment of reclamation measures in forest stands. Carbon content in current needles during dor- mancy ﬂuctuated on all studied ... Inﬂuence of air pollution on the foliar nutrition of conifers in Great Britain. Environmental Pollution, 88: 183–192. IRGESLEV M., 1999. Above ground biomass and biomas...

Ngày tải lên : 07/08/2014, 10:21

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Báo cáo lâm nghiệp: "Population genetics of Norway spruce (Picea abies Karst.) at regional scale: sensitivity of diﬀerent microsatellite motif classes in detecting diﬀerentiation" pps

... the eﬀects of the repeat type and of the mode of inheritance on the power of detection of diﬀerentiation. The assignment of markers to sets is also supported by the analysis of variance of allele ... the detection of range-wide migration and colonisation routes. Indeed, the application of chloroplast microsatellites has al- lowed Bucci and Vendramin [2] to identify...

Ngày tải lên : 07/08/2014, 16:20

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Báo cáo lâm nghiệp: "Interactive effects of irradiance and water availability on the photosynthetic performance of Picea sitchensis seedlings: implications for seedling establishment under different management practices" ppt

... limited and waterlogged conditions [9, 27]. Photosynthesis would also be inhibited due to the increased participation of competing pathways and consumption of electrons and reductant in non- photosynthetic ... in response to water deficits, under exposed and shaded conditions, were associated with reductions in both stomatal (G s ) and mesophyll conductance (G m ), and an in...

Ngày tải lên : 08/08/2014, 00:22

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