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: SAS Institute Inc., 2004. [49] SAS Institute Inc., SAS OnlineDoc  9.1.2, Cary, NC: SAS Institute Inc., ... For. Sci. 64 (2007) 511–520 Available online at: c  INRA, EDP Sciences, 2007 www.afs-journal.org DOI: 10.1051/forest:2007028 Original article Merchantable volume system for pedunculat...

Ngày tải lên: 07/08/2014, 16:21

... Karkouri K., Martin F., Mousain D., Dominance of the mycor- rhizal fungus Rhizopogon rubescens in a plantation of Pinus pinea seedlings inoculated with Suillus collinitus, Ann. For. Sci. 59 (2002) ... 62 (2005) 325–332 © INRA, EDP Sciences, 2005 DOI: 10.1051/forest:2005027 Original article Ectomycorrhizal colonization of Alnus acuminata Kunth in northwestern Argentina in relation to...

Ngày tải lên: 08/08/2014, 00:22

... CO 2 concentration in the chamber [11] (Tab. I). The impact of the “waiting time” and the record duration was tested at Vielsalm forest campaign for all systems except for the “PP- Or” system. For this ... 2003). The forth campaign was performed in the Chaux forest (June 2004) with “Li-62”, “Li- He”, “PP-Ch” and “PP-Or” on 29 PVC collars. The collars were in- serted in the fore...

Ngày tải lên: 07/08/2014, 16:20

... research in pine and eu- calipt plantations in Komatiland Forests in South Africa, in: Amaro A., Reed D., Soares P. (Eds.), Modelling Forest Systems, CAB International, Wallingford, Oxfordshire, ... Suggestions for choosing an appropriate level for modelling forest stands, in: Amaro A., Reed D., Soares P. (Eds.), Modelling Forest Systems, CAB International, Wallingford, Oxfordshir...

Ngày tải lên: 07/08/2014, 16:21

... Available online at: c  INRA, EDP Sciences, 2007 www.afs-journal.org DOI: 10.1051/forest:2007058 Original article A trait database for Guianan rain fore st trees permits intra- and inter-specific ... forest seedling ecology with suggestions for further inquiry, in: Swaine M.D. (Ed.), The ecology of tropical forest tree seedlings, UNESCO/ Parthenon Publishing, Paris 1996, pp. 3–39. [49] W...

Ngày tải lên: 07/08/2014, 16:21

... terminalis in three biogeoclimatic zones in southern BC, Min. For. Victoria, BC, 1994. [20] McLennan D.S., Summary of site index statistics for lodgepole pine and interior spruce in ecosystems ... var- iation in needle cast) depicts a geographic cline with increasing incidence from northwest to southeast, and a curvilinear rela- tionship with elevation, increasing incidence with i...

Ngày tải lên: 08/08/2014, 00:21

... alterna- tives for Scots pine stands in northern Spain, Ann. For. Sci. 61 (2004) 163–169. [7] Bravo F., Montero G., Site index estimation in Scots pine (Pinus sylvestris L.) stands in the High Ebro Basin ... (northern Spain) using soil attributes, Forestry 74 (2001) 395–406. [8] Bravo F., Montero G., High-grading effects on Scots pine volume and basal area in pure stands in nor...

Ngày tải lên: 08/08/2014, 00:21

... term in the original data, then predictions should be based on nonlinear functions [13, 18]. So, in the second step, the two parameters in equation (1) were determined performing a non-linear ... has been followed by afforestation and reforestation of former agricultural areas with a net increase of 14.9% of the forest area in Italy during the last fifty years [14]. In particular, t...

Ngày tải lên: 08/08/2014, 00:22

... Grèce 1. INTRODUCTION Tree biomass plays a key role in sustainable management and in estimating the stocks of carbon (C) that forests contain. In addition to making estimates of C pools in forests, ... (1)) into two types: the “intrinsically linear” type which assumes a multiplicative error in raw data and the “intrinsically nonlinear” type with an additive ran- dom error. In the...

Ngày tải lên: 08/08/2014, 01:21

... Mor- ris and Forslund [12] found that microsite and climatic varia- bles explained 61.9% and 38.7% of variation in stem taper and shape, respectively, in Forslund’s model for jack pine (Pinus banksiana ... tested for homogeneity for 5 samples (randomly selected from 2500 randomized samples formed in step 1), using residual plots as recommended in [20]. (4) Steps 1–3 were repeate...

Ngày tải lên: 08/08/2014, 01:22