Báo cáo lâm nghiệp: "Effect of shelter tubes on establishment and growth of Juniperus thurifera L. (Cupressaceae) seedlings in Mediterranean semi-arid environment" pot
Báo cáo lâm nghiệp: "Effect of stand segmentation on growth and development of Norway spruce stands" pps
... international IUFRO experiment dealing with the ra-tionalization of young spruce stand tending (A 1977). One part of this series, Machov CZ 14 experi-Effect of stand segmentation on growth and ... values (mean and standard deviation) of stand volume (open triangles) and volume of mean stem (grey circles) of spruce stands in Machov experiment at the age of 41 years (2007). Comparison for three ... of stand segmentation (track width) on production characteristics and static stability of young spruce stands it can be stated:– Positive effect on growth characteristics was found only for...
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Báo cáo lâm nghiệp: "Effect of gibberellic acid and ethephon on the germination of European beech dormant and chilled beechnuts" pptx
... RepublicABSTRACT: The effect of ethephon (80, 100 and 120 mg·l–1) and gibberellic acid (GA3) (40, 300 and 1,000 mg·l–1) on the germination capacity (GC) and mean germination time (MGT) of European beech ... of the present paper was to deter-mine the effect of gibberellic acid and ethephon on overcoming beechnut dormancy and stimulation of beechnut germination. MATERIALS AND METHODSSeedsree beechnut ... detected after the application of ethephon or GA3 to dormant seeds. Conversely, both ethephon and GA3 treatments reduced (ethephon significantly) GC when applied to beechnuts chilled for four...
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Báo cáo lâm nghiệp: "Environmental risk assessment based on semi-quantitative analysis of forest management data" pptx
... 89–95 89JOURNAL OF FOREST SCIENCE, 57, 2011 (3): 89–95Environmental risk assessment based on semi-quantitative analysis of forest management dataL. K1, R. M21 Forest Research ... damage.DISCUSSION e developed regression models can be considered as standalone complex models of environmental risk prediction allowing the “chance and potency” analysis using a traditional regression ... expected at the end of the forest production cycle (rotation period), each aspect or incidence of dam-age causes a loss in value. erefore one of the main tasks of forest management is to reduce...
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Báo cáo lâm nghiệp: "Effect of climatic factors on the dynamics of radial increments of Norway spruce, European beech and sessile oak" potx
... the effect of climatic factors on radial increments of treese effect of climatic factors on radial increments of trees was studied in detail by means of corre-lation analysis on standardized ... correlation models of the effect of climatic factors on radial increments of treesAfter performing the detailed analysis of pair cor-relation coefficients sets of monthly precipitation amounts and ... increment of forests in Europe is a conse-quence of higher precipitation. In the same study M et al. (2008) did not clearly confirm the Effect of climatic factors on the dynamics of radial increments...
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Báo cáo lâm nghiệp: "Effect of initial height of seedlings on the growth of planting material of Norway spruce (Picea abies [L.] Karst.) in mountain conditions" ppsx
... Functions in Anthropically Disturbed Biotopes in Changing Environmental Conditions.Effect of initial height of seedlings on the growth of planting material of Norway spruce (Picea abies [L.] Karst.) ... growing seedlings from a mountain population of Norway spruce after their planting in extreme mountain conditions compared to the develop-ment of seedlings of standard and large dimensions. MATERIAL ... cultivation and sorting the planting material of mountain provenances of Norway spruce (Picea abies [L.] Karst.) are connected with the risk of undesirable narrowing of the genetic spectrum of populations....
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Báo cáo lâm nghiệp: "Effect of plant age, temperature and rainfall on Lepidoptera insect pests collected with light traps in a Eucalyptus grandis plantation in Brazil" docx
... of Lepidoptera major and lesser important pests species with tempera-ture (°C) and rainfall (mm) in a Eucalyptus grandis plantation in theMunicipality of Nova Era, State of Minas Gerais, Brazil from August1991 ... for Stenal-cidia grosica (A) , Glena unipennaria (B) and Sabulodes caberata (C) in a Eucalyptus grandis plantation in the Municipality of Nova Era,State of Minas Gerais, Brazil from August 1991 ... Correlation matrix between the number of individuals of Glena unipennaria, Sabulodes caberata and Stenalcidia grosica (Geo-metridae) and temperature (°C) and rainfall (mm) in a Eucalyptus grandis...
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Báo cáo lâm nghiệp: "Effect of defoliation by Thaumetopoea pityocampa (Den. & Schiff.) (Lepidoptera: Thaumetopoeidae) on annual diameter increment of Pinus brutia Ten. in Turkey" ppt
... influence of defoliation by pine processionary moth, Thaumetopoea pityocampa (Den. & Schiff.) (Lepidoptera: Thaumetopoeidae) on the annual diameter increment of Turkish Calabrian pine, Pinus ... research on damage of pineprocessionary moth (Thaumetopoea pityocampa Schiff.) on Pinus brutia Ten. Trees, and the effect of tending activities on the diameter increment of Calabran pine in Kahramanmaras, ... is annual diameter increment for the pine trees defoliated by PPM and ADIc is annual diameter increment for the control pinetrees. Annual diameter (at the breast height) increments of the pine...
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Báo cáo lâm nghiệp: "Effect of shelter tubes on establishment and growth of Juniperus thurifera L. (Cupressaceae) seedlings in Mediterranean semi-arid environment" pot
... 717725â INRA, EDP Sciences, 2005DOI: 10.1051/forest:2005062Original articleEffect of shelter tubes on establishment and growth of Juniperus thurifera L. (Cupressaceae) seedlings in Mediterranean ... Effects of shelters tubes on Juniperus thurifera L. seedlings 723to avoid the initial existent differences between both groups of plants, the increases in the index of narrowness (Ninc) was ... caractéristiques.zones semi-arides / tube protecteur / radiation / biomasse racinaire / Juniperus thurifera 1. INTRODUCTION In dry and semi-arid Mediterranean environments, one of thefactors which most influences...
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Báo cáo lâm nghiệp: "Effect of contrasting water supply on the diameter growth of Norway spruce and aspen in mixed stands: a case study from the southern Russian taiga" pot
... on the diameter growth of Norway spruce and aspen in mixed stands: a case study from the southern Russian taigaFyodor TATARINOV a, b,c*, Yury BOCHKAREVd, Alexander OLTCHEV a, e, Nadezhda ... Stand seasonal growth pattern in 2000Seasonal increment of basal area in spruce represented over80% of the entire stand basal area increment (as indicated byscaling the data up to the stand ... the region are practically unmanaged (in par-ticular, in the case of clear-cut stands are often left for naturalregeneration), mixed stand with dominant spruce and aspen trees in certain different...
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Báo cáo lâm nghiệp:"Effect of tube shelters on the growth of young Turkish pines (Pinus brutia Ten., Pinaceae)" pptx
... Lebanon [2, 9, 31]. The effects of tube shelters on growth were determined using the number and the lenght of growth phases of the stem. So, we compared the growth of individuals in tube shelters ... to the position of the growth unitin the tube. Firstly, the 1997 growth units inside the tube don’tshow a significative difference on their length (Fig. 8C) like the 1997 growth units of the ... modulate the expression of theirannual shoot structure. 5. CONCLUSION The different results obtained from the quantitative analysis of the main stem of young Turkish pines demonstrated that the tube...
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Báo cáo lâm nghiệp: "Effect of storage conditions on post planting water status and performance of Pinus radiata D. Don stock-types" doc
... articleEffect of storage conditions on post planting water status and performance of Pinus radiata D. Don stock-typesAmaia MENA-PETITEa, José María ESTAVILLOa, Miren DABEITIAa, Bega GONZÁLEZ-MOROa, ... and their effects on post- planting survival, Trees 17 (2003) 133–143.[31] Nambiar E.K.S., Bowen G .D., Sands R., Root regeneration and plant water status of Pinus radiata D. Don seedlings transplanted ... content (RWC) and in the leaf water potential. More than 80% of the PR seedlings and only 20% of BR seedlings transplanted in well-watered regimen survived. Regardless of storage conditions and...
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Báo cáo lâm nghiệp: "Effect of shade net on stomatal conductance, photosynthesis, photochemical efficiency and growth of oak saplings" pptx
... photoinhibition, has alsoshown that attenuation of light in the kiwifruitcanopy created a sustained sunshade gra- Original articleEffect of shade on stomatal conductance, net photosynthesis, ... conditions: diurnal course of net CO2 assimilation and photochemical efficiency of photosystem II. Plant Cell Environ 15, 809-820Greer DH (1995) Effect of canopy position ... measured: stomatal conductance, net photosynthesis, pho-tochemical efficiency of dark-adapted leaves, as well as carotenoid and chlorophyll content. Stom-atal conductance and photosynthesis...
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Báo cáo lâm nghiệp: " Effect of the root temperature on growth parameters of various European tree species" ppsx
... (1992) Effects of root temperature on growth and photosynthesis inconifer seedlings during shoot elongation. Tree Phys-iol 10, 217-230 Short note Effect of the root temperature ... European forest tree species have been investigated regarding the reaction of growth of shoots, roots and leaves during an incubation of the root system at various temperatures ... al(1989a), Lippu and Puttonen (1989), Fos- organs of a tree species. This needs fur-ther investigation. The causes of the growth influencing effect of root temperaturesseems to...
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Báo cáo lâm nghiệp: "Effect of site quality and thinning management on the structure of holm oak forests in northeast Spain" pot
... between the stand of intense thinning and the stands of conservative thinning and old forest. The yields the most information about forest structure. Nevertheless, and for the ... coppicing throughselective cutting at intervals of approximately Original articleEffect of site quality and thinning management on the structure of holm oak forests in northeast ... plots.DISCUSSIONEffect of site quality and thinning on the structural variables of the holm and stands The changes in site quality and manage-ment have different effects on the...
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Báo cáo lâm nghiệp: "Effect of ozone article and sulphur dioxide on of Pinus halepensis Miller" pps
... growth of Jeffrey pine and giant sequoia in response to ozone and acid mist.Environ Exp Bot 28, 323-333Torres P, Honrubia M (1994) Inoculation of containerized Pinus halepensis ... O’Neill EG (1991) Effects of ozone and acidicdeposition on carbon allocation and mycorrhizal colo-nization of Pinus taeda L seedlings. For Sci 37, 5-16Alonso R, Bermejo V, Elvira ... Original article Effect of ozone and sulphur dioxide on mycorrhizae of Pinus halepensis MillerG Díaz1O Barrantes2M Honrubia1C Gracia21 Dept Biología...
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