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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

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Báo cáo lâm nghiệp: "Sulphur and nitrogen concentrations and fluxes in bulk precipitation and throughfall in the mountain and highland spruce stands in the Czech Republic" docx

... concentrations and fl uxes in bulk precipitation and throughfall in the mountain and highland spruce stands in the Czech RepublicI. D, L. M, J. K, I. MInstitute of Forest ... radiation and to hold the funnels approximately 1 m above the ground.  ere were 7 collectors randomly dis-tributed at the mountain spruce stand and 5 at the highland spruce stand. During the winter ... given in Table 1. Bulk precipitation and throughfall sampling were carried out at both sites during 2006–2008. For sampling throughfall in the spruce stand and atmospheric precipitation on the...
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Báo cáo lâm nghiệp:

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

... degree of root rot damage in two large complexes of Norway spruce stands established on former agricultural land at fertile sites. e root rot infection was observed on the stump cutting area on ... to compare the degree of root rot damage in two large complexes of Norway spruce stands established on former agricultural land at fertile sites in two upland regions of Moravia. e basic ... e main problem concerning the detection of root rot damage on living trees of younger age is that the symptoms are not always apparent. Symptoms of Heterobasidion annosum root rot in living...
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Báo cáo lâm nghiệp: "Air pollution load and stand nutrition in the Forest District Jablunkov, part Nýdek" docx

... of the 1990s. Forest soils showing the insufficiency of main nutrients remain today as the main factor affecting the forest vitality. e situation in the soil is subsequently reflected in the nutrition ... of the decline of Norway spruce (Picea abies [L.] Karst.) stands in Jablunkov, with a focus on air pollution load, and the state of forest soil and nutrition of forest stands.MATERIAL AND ... factor affecting the forest stands is the state of forest soils which shows the insufficiency of the main nutrients available, and sometimes in the total amount as well. e situation in the soil...
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Báo cáo lâm nghiệp: "Which factors explain lepidopteran larvae variance in seasonal guilds on some oaks" pptx

... species across seasons.Our effort was focused on understanding the mechanisms that explain variance in lepidopteran communities in various seasonal guilds on different oaks. e main study goal ... the main life-history traits of lepidopteran larvae and other parameters that may explain species variance in seasonal guilds on different oak species via cluster analysis and ordination method.STUDY ... Lepidoptera in different seasonal guilds was ex-plained by the same factors across the host growing season. In tropical forest systems T-S et al. (2003) found that seasonality significantly in u-enced...
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Báo cáo lâm nghiệp: " Pinus pumila growth at different altitudes in the Svyatoi Nos Peninsula (Russia)" pps

... significant increment of the growth rate of terminal branches at the high site in recent years. erefore, data obtained from sites at the upper forest limit are valuable in assessing the climate changes ... to determine the number of specimens originating generatively in extensive polycormons.Fig. 4. Mean annual linear increment of terminal branches in Pinus pumila (Pall.) Regel in the period ... lower altitudes. Interesting is a significant increase of MLI in the last decade, particularly in P. pumila growing at the high site. It could be caused by an increase in temperatures during the...
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Báo cáo lâm nghiệp: "C and 15 N isotopic fractionation in trees, soils and fungi in a natural forest stand and a Norway spruce plantation" pps

... collected in the natural stand and in the Norway spruce plantation accordingto δ13Candδ 15 N, Breuil forest, (all sporophores, mean and stan-dard deviation for each group). (ASF) saprotrophic fungi ... werecollected only in the natural stand, 24 were collected only in the Nor-way spruce stand and 13 were collected both in the natural stand and the Norway spruce stand. A total of 336 samples were ... nitrification. In ammonium volatilization, the gas has a lower δ 15 N than ammonium remaining in the soil [37, 40]. In heavily manured farmland, ammonium volatilization may in- duce a large increase...
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Báo cáo lâm nghiệp: "Stand biometry and leaf area distribution in an old olive grove at Andria, southern Italy" pptx

... 10.1051/forest:2007026Original articleStand biometry and leaf area distribution in an old olive grove at Andria, southern ItalyJanˇC´a*,JanGˇ´a, Francesca D Lb,HamlynG.JcaInstitute ... general biometry data for an 80-year -old olive (Olea europea L., cv. Coratina) grove in Andria, southern Italy, and (2) to compare different methods for estimating leaf area distributions. Stand biometry ... cm2)theycontinued growing in length and width in a similar rate. The al-ABFigure 10. Radial pattern of leaf area density (LADrad) and total leaf area per annuli distribution in olive crowns,...
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Báo cáo lâm nghiệp: "Merchantable volume system for pedunculate oak in northwestern Spain" doc

... NC:SAS Institute Inc, 2004.[48] SAS Institute Inc., SAS/ETS9.1.2. User’s Guide, Cary, NC: SASInstitute Inc., 2004.[49] SAS Institute Inc., SAS OnlineDoc9.1.2, Cary, NC: SAS InstituteInc., ... For. Sci. 64 (2007) 511–520 Available online at:c INRA, EDP Sciences, 2007 www.afs-journal.orgDOI: 10.1051/forest:2007028Original articleMerchantable volume system for pedunculate oak in ... merchantable volume of pedunculate oak (Quer cus robur L.) trees in Galicia, northwestern Spain. Accordingly, the purpose of the present study was to obtain equations for predicting merchantable volumes...
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Báo cáo lâm nghiệp: "Relationships between site and stock quality in Pinus halepensis Mill. reforestation on semiarid landscapes in eastern Spain" ppsx

... 10.1051/forest:2007052Original articleRelationships between site and stock quality in Pinus halepensis Mill. reforestation on semiarid landscapes in eastern SpainAntonio D.  Ca*, Rafael ... performance of Pinus halepensis Mill. In this order, the following questionswere addressed: (i) What is the relative in uence between stock quality and site quality on reforestation success within aparticular ... of site and plantpreparation techniques on reforestation of a Mediterranean semiarid ecosystem with Pinus halepensis Mill., New For. 29 (2005) 177–198. site and stock quality in Aleppo pine...
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Báo cáo lâm nghiệp: "Predicting site productivity and pest hazard in lodgepole pine using biogeoclimatic system and geographic variables in British Columbia" potx

... articlePredicting site productivity and pest hazard in lodgepole pine using biogeoclimatic system and geographic variables in British ColumbiaHarry X. WUa*, Cheng C. YINGb, Hong-Bo JUca ... has been expanded to interior spruce (Picea engel-mannii Parry and P. glauca (Moench) Voss) and lodgepole pine (Pinus contorta Dougl.) in site productivity [20, 34, 35] and pest hazards [19].The ... ecologically site spe-cific. Various approaches have been attempted to establish cor-relations of site climatic, edaphic and biotic factors with site productivity and pest hazards in lodgepole pine and...
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Báo cáo lâm nghiệp: " Zygotic embryogenesis and empty seed formation in European larch (Larix decidua Mill.)" pptx

... November 2004)Abstract – Zygotic embryo development and its influence on empty seed formation of the European larch (Larix decidua Mill.) was studiedwithin a seed orchard in the Slovak Republic. ... studies of zygotic embryogenesis could contribute to understanding some mechanisms ofunsound seed formation in European larch. 2. MATERIALS AND METHODSFemale strobili of European larch were ... retarded in its growth. June 17. 129Ann. For. Sci. 62 (2005) 129134â INRA, EDP Sciences, 2005DOI: 10.1051/forest:2005004Original article Zygotic embryogenesis and empty seed formation in European...
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Báo cáo lâm nghiệp: "Precipitation partitioning and related nutrient fluxes in a subtropical forest in Okinawa, Japan" ppt

... 42].Okinawa Island, especially in its northern part, is mainlycovered by evergreen broad-leaved native forest dominated byCastanopsis sieboldii Hatusima ex Yamazaki & Mashiba(Fagaceae) and ... 245252â INRA, EDP Sciences, 2005DOI: 10.1051 /forest: 2005016Original articlePrecipitation partitioning and related nutrient fluxes in a subtropical forest in Okinawa, JapanXiaoniu XU a, b,c*, Qin ... precip-itation and runoff at 47 forested sites in the whole of Japan,Iwatsubo et al. [20] found that concentrations of Cl and Na in rainfall and runoff were significantly and negatively correlatedto...
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Báo cáo lâm nghiệp: "Radial-growth and wood anatomical changes in Abies alba infected by Melampsorella caryophyllacearum: a dendroecological assessment of fungal damage" ppt

... radial growth of asymptomatic and symptomatic trees. 294 A. Solla et al.swelling. It has been reported that the disappearance of A. alba from Alpine stands in Italy may be partially caused by ... swellings and brooms (± SD) caused by Melampsorella caryophyllacearum on Abies alba trees located in Irati forest (Navarra, Spain) according to their competitive status (subdominant, codominant, and ... 293Ann. For. Sci. 63 (2006) 293 300â INRA, EDP Sciences, 2006DOI: 10.1051/forest:2006008Original articleRadial-growth and wood anatomical changes in Abies alba infected by Melampsorella caryophyllacearum:...
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Báo cáo lâm nghiệp: "Using past growth to improve individual-tree diameter growth models for uneven-aged mixtures of Pinus sylvestris L. and Pinus nigra Arn. in Catalonia, north-east Spain" doc

... individual-tree diameter growth models for uneven-aged mixtures of Pinus sylvestris L. and Pinus nigra Arn. in Catalonia, north-east Spain Antoni TRASOBARESa*, Timo PUKKALAb a Centre Tecnològic Forestal ... study, growth models of individual tree diameter for uneven-aged mixtures of P. sylvestris and P. nigra in Catalonia weredeveloped using a past growth index as site descriptor. These models ... application. In this study, models of the growth of individual-tree dia-meter for uneven-aged mixtures of P. sylvestris and P. nigra in Catalonia were developed using a past growth index as anadditional...
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Báo cáo lâm nghiệp: "Hybridization techniques and frost tolerance studies in intraspecific hybrids of Eucalyptus globulus Labil" pdf

... of fluid.The cross-pollinated seed lot was clear-ly the best for the variables: seed produc-tion/capsule, rate of germination and seedling survival, and the self-pollinatedlot ... This trend wasalso found in subsequent growth in thefield. Frost tolerance These results suggest that hardeninghad no effect on frost resistance in thecrosses used (Table ... thecrosses used (Table II). Cold treatmentreduced the increase in height after 4 wk in all families by causing damage to theshoot apices. ...
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