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

... 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 conc...

Ngày tải lên: 06/03/2014, 23:20

... 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 regio...

Ngày tải lên: 07/08/2014, 03:22

... 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 6 th report on the production potential and stability of mixed forest stands in uplands. A mixed beech/larch stand that was established by...

Ngày tải lên: 07/08/2014, 03:22

... 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 woo...

Ngày tải lên: 07/08/2014, 03:22

... for increased stiffness of juvenile wood or an early 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...

Ngày tải lên: 07/08/2014, 16:20

... on the steep slopes was that the dispersal routes of some of the seeds crossed, thereby merging the seed shadows of the mother trees. In conclusion, most seeds of Q. crispula are dispersed downhill ... 10.1051/forest:2007017 Original article Steep slopes promote downhill dispersal of Quercus crispula seeds and weaken the fine-scale genet...

Ngày tải lên: 07/08/2014, 16:21

... control of this trait appears to reach a maximum early in the life of trees and therefore maximum gains 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 sever...

Ngày tải lên: 08/08/2014, 00:21

... (2005) 403412 â INRA, EDP Sciences, 2005 DOI: 10.1051/forest:2005036 Original article Genetic control of adventitious rooting on stem cuttings in two Pinus elliottii ì P. caribaea hybrid families Mervyn ... shown to be effective in maintaining juvenile rooting responses in operational hedges of P. elliottii ì P. caribaea hybrids till at least age 3...

Ngày tải lên: 08/08/2014, 00:22

... (2005) 681688 â INRA, EDP Sciences, 2005 DOI: 10.1051/forest:2005064 Original article Genetic 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...

Ngày tải lên: 08/08/2014, 00:22

... 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 within a well-known statistical framework is perhaps the best feature of the proposed...

Ngày tải lên: 08/08/2014, 01:22

... beginning of the steep increase of F o (Fig. 1), [4]. 2.3. Seasonal time course of thermostability of photochemistry During 2000, T c 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 souther...

Ngày tải lên: 08/08/2014, 01:22

... & 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. Huc 1 J.M. Guehl 2 1 Station de...

Ngày tải lên: 09/08/2014, 04:20

... Effect of phytotoxic solutions on the respiration of mycorrhizal and non -mycorrhizal spruce roots (Picea abies L. Karst.) F. Pellissier L. Trosset Biopedology ... plants. This interaction was demonstrated in the laboratory by measuring the respiration of excised spruce roots. Using oxygen consumption as an indi- cator of metab...

Ngày tải lên: 09/08/2014, 04:20

... article Genetic analysis by interspecific crosses of the tolerance of Drosophila sechellia to major aliphatic acids of its host plant M Amlou, E Pla, B Moreteau JR David Laboratoire populations, ... replaced by a pure D simulans. Interestingly, the tolerance to aliphatic acids returned to the low level typical of D simulans...

Ngày tải lên: 09/08/2014, 18:22

... 10.1051/gse:2002025 Original article Selection 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) semen Yu ... increasing the number of fertile eggs (F) of the Brown Tsaiya duck after a single artificial...

Ngày tải lên: 14/08/2014, 13:21