Báo cáo lâm nghiệp: " Genetic control of the time of transition from juvenile to mature wood in Pinus radiata D. Don" pdf

Revised version for the consideration of Contact Committee of the Heads of the SAIs of the European Union docx

... consideration of Contact Committee of the Heads of the SAIs of the European Union Luxembourg, 6 – 7 December 2004 (version 29 October 2004) based on education, training and experience, of ... finalisation of these Standards. The amended version was sent to EU SAIs and discussed at the Liaison Officers Meeting on 4-5 October. In conclusion, the Contact Committee of Heads of the Supreme ... Assurance”) for discussion among interested parties, including the Contact Committee of the SAIs of EU Member States. The Presidents ask the present rapporteurs (Liaison Officers of SAI’s of Hungary,...

Báo cáo lâm nghiệp: "Ecological conditions influencing the localization of egg-laying by females of the cockchafer (Melolontha hippocastani F.)" pps

... relation between the extent of the damage and the individual characteristics of the experimental plots. e relation between the extent of the damage and the method of estab-lishment of the stands ... explored the ecological conditions, which inﬂuence the female Melolontha hippocastani F. in their selection of the locality for laying eggs. In the region of mass outbreak of M. hippocastani in the ... SCIENCE, 53, 2007 (Special Issue): 16–24Ecological conditions inﬂuencing the localization of egg-laying by females of the cockchafer (Melolontha hippocastani F.)M. ŠForestry and Game Management...

Báo cáo lâm nghiệp: "Production potential and ecological stability of mixed forest stands in uplands – VI. A beech/larch stand on a mesotrophic site of the Křtiny Training Forest Enterprise" pot

... dominant stand and the volume of dead trees is not included in the calculation. Stand density was calcu-lated according to standard mensurational practice from the ratio of actual basal area ... is the 6th report on the production potential and stability of mixed forest stands in uplands. A mixed beech/larch stand that was established by natural regeneration in 1934 to 1942 is assessed. ... Youth and Sports of the Czech Republic, Project No. MSM 6215648902.Production potential and ecological stability of mixed forest stands in uplands – VI. A beech/larch stand on a mesotrophic site...

Báo cáo lâm nghiệp: "A pheasantry as the habitat of small terrestrial mammals (Rodentia, Insectivora) in southern Moravia (Czech Republic)" doc

... study of the synusiae of small terrestrial mammals of pheasantries in southern Moravia is therefore aimed at monitoring the eﬀect of speciﬁc properties of these habitats (high diversity of biotopes, ... supplementary food in the form of feeding for pheasants. Moreover, in the region of southern Moravia, pheasantries represent isolated areas of woody vegetation in the middle of intensive-ly managed ... fall was probably caused by changes in the water regime in ﬂoodplain forests after 1972 (Z 1991). e general decrease of Soricidae in southern Moravia during the last 40 years was obvi-ously...

Báo cáo lâm nghiệp: " Genetic control of the time of transition from juvenile to mature wood in Pinus radiata D. Don" pdf

... for increased stiﬀness of juvenile wood or anearly transition age from juvenile to mature wood. The objective of this study was to investigate the age of transition from juvenile to mature wood and ... ascertain the genetic control in time of transition from juvenile to mature wood in radiata pine, there may be an opportunity to select for a reduction in transition age and therefore decrease the ... 10.1051/forest:2006070Original article Genetic control of the time of transition from juvenile to mature wood in Pinus radiata D. DonWashington J. G*, Harry X. W, Aljoy AEnsis Genetics, PO...

Báo cáo lâm nghiệp: "Steep slopes promote downhill dispersal of Quercus crispula seeds and weaken the ﬁne-scale genetic structure of seedling populations" doc

... on the steep slopes was that the dispersal routes of some of the seeds crossed, thereby merging the seed shadows of the mothertrees.In conclusion, most seeds of Q. crispula are dispersed downhill ... 10.1051/forest:2007017Original articleSteep slopes promote downhill dispersal of Quercus crispula seeds and weaken the ﬁne-scale genetic structure of seedling populationsTakafumi Oa*, ... seed dispersal and examine the ﬁne-scale spatial genetic structure of adults and ﬁrst-yearseedlings of Quercus crispula in 2500 m2plots on four slopes. In each of the four plots, leaves of adults,...

Báo cáo lâm nghiệp: "Genetic variation of wood density components in a radiata pine progeny test located in the south of Chile" pps

... control of this trait appears to reach a maximum early in the life of trees and therefore maximumgains from selection can be obtained in the first-formed wood. In a 23 year-old radiata pine progeny ... until ring 18, while ear-lywood density followed an oscillating pattern of variation. In their study of families of radiata pine established in several sites in New Zealand, Cown and Ball [8] also ... 10. In radiata pine, Nicholls [24] also reported a systematicchange in heritability with cambial age for wood density. Heobserved that heritability of basic density in radiata pine decreased...

Báo cáo lâm nghiệp: "Genetic control of adventitious rooting on stem cuttings in two Pinus elliottii × P. caribaea hybrid families" pptx

... (2005) 403412â INRA, EDP Sciences, 2005DOI: 10.1051/forest:2005036Original articleGenetic control of adventitious rooting on stem cuttings in two Pinus elliottii ì P. caribaea hybrid familiesMervyn ... shown to be effective in maintaining juvenile rooting responses in operational hedges of P. elliottii ì P. caribaea hybrids till at least age 3 years [22].A further study of rooting has now been ... pp. 13.11–13.14.[23] Haines R.J., Walker S.M., Copley T.R., The effect of decapitationand heavy pruning of ortets on the subsequent rooting of cuttings of Pinus caribaea var. hondurensis, in: ...

Báo cáo lâm nghiệp: "Genetic variation of Pinus pinaster Ait. seedlings in susceptibility to the pine weevil Hylobius abietis L." docx

... (2005) 681688â INRA, EDP Sciences, 2005DOI: 10.1051/forest:2005064Original articleGenetic variation of Pinus pinaster Ait. seedlings in susceptibility to the pine weevil Hylobius abietis L.Rafael ... level of genetic variation in the susceptibility to pine weevil damage in a subset of the actual P. pinaster breeding population in Gali-cia, (ii) to examine the viability of different damage ... Hylobius abietis L. damage in Pinus pinaster Ait. seedlings, For. Ecol. Manage. (in press). To access this journal online:www.edpsciences.org Genetic resistance of P. pinaster to H. abietis 683The...

Báo cáo lâm nghiệp: "An approach for the analysis of vegetation spectra using non-linear mixed modeling of truncated power spectra" pdf

... to the spec-tral variance is denoted by TT.2.3. Non-linear mixed model of power spectra Visual inspections of truncated power spectra suggested the following non-linear relationship between the ... with the relative ease of modeling the trends in a power spectrum withina well-known statistical framework is perhaps the best feature of the proposed approach to analysis of vegetation spectra. ... E.L., Theory of Point Estimation, Wiley, New York,1983. Analysis of vegetation spectra 519In the Fourier representation of the spectra, a maximum of 48 frequencies sufficed to approximate the...

Báo cáo lâm nghiệp: "Seasonal variations and acclimation potential of the thermostability of photochemistry in four Mediterranean conifers" doc

... beginning of the steepincrease of Fo (Fig. 1), [4].2.3. Seasonal time course of thermostability of photochemistry During 2000, Tc was recorded four times (beginning of April,beginning of ... used in afforestation of moun-tain areas in the southern Alps, Cedrus atlantica Manetti, ori-ginating from Northern African mountains and introduced to the southern Alps at the end of the XIXth ... growing in the lowland close to the Mediter-ranean coast and Pinus halepensis Mill., pioneering speciesspreading naturally in the Mediterranean macchia. We studied thermostability of photosynthesis...

Báo cáo lâm nghiệp: "Environmental control of CO assimilation rate and leaf 2 conductance in two species of the tropical rain forest of French Guiana (Jacaranda copaia D. Don and Eperua falcata Aubl.)" pdf

... &Cowan I.R., eds.), Stanford University Press,Stanford, pp. 323 -351 Environmental control of CO 2 assimilation rate and leaf conductance in two species of the tropical rain ... of the tropical rain forest of French Guiana (Jacaranda copaia D. Don and Eperua falcata Aubl.)R. Huc1J.M. Guehl 2 1 Station de Recherches Forestières, INRA, BP 709, 97387 ... season in artifical 3 yr oldstands of J. copaia, a long living pioneer species occurring in open sites, and of E. falcata, a common species of the mature forest canopy.Materials...

Báo cáo lâm nghiệp: "phytotoxic solutions on the respiration of mycorrhizal and non-mycorrhizal spruce roots (Picea abies L. Karst.) Effect of" pot

... Effect of phytotoxic solutions on the respiration of mycorrhizal and non -mycorrhizal spruce roots (Picea abies L. Karst.) F. Pellissier L. TrossetBiopedology ... plants. This interactionwas demonstrated in the laboratory bymeasuring the respiration of excised spruce roots. Using oxygen consumption as an indi-cator of metabolism, we ... follow the kinetics of oxygenconsumption by excised roots in a liquid The next stage in these studies is the investigation of the microcosm (cell unit) todetermine the...

Báo cáo sinh học: "Genetic analysis by interspecific crosses of the tolerance of Drosophila sechellia to major aliphatic acids of its host plant" ppt

... articleGenetic analysis by interspecific crosses of the tolerance of Drosophila sechellia to major aliphatic acids of its host plantM Amlou,E Pla,B MoreteauJR DavidLaboratoire populations, ... replaced by a pure D simulans. Interestingly, the tolerance to aliphatic acids returned to the low level typical of D simulans, in spite of the probable selection imposed by ... of the interspecific difference seems to be autosomal andpolygenic. Attempts were made to introgress the tolerance of D sechellia into D simulans by selecting with either...

Báo cáo sinh học: "Selection responses for the number of fertile eggs of the Brown Tsaiya duck (Anas platyrhynchos) after a single artiﬁcial insemination with pooled Muscovy (Cairina moschata) semen" pptx

... 10.1051/gse:2002025Original articleSelection responses for the number of fertile eggs of the Brown Tsaiya duck (Anas platyrhynchos) after a single artiﬁcial insemination with pooled Musco vy (Cairina moschata) semenYu ... increasing the number of fertile eggs (F) of the Brown Tsaiya duck after a single artiﬁcial insemination (AI) with pooled Muscovy semen. Bothlines consisted of about 20 males and 60 females ... candling the eggs after 7 days of incubation, and the number of live hatched ducklings was recorded. Dataregarding the number of eggs set (Ie), the number of fertile eggs at candling(F), the...

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