Báo cáo lâm nghiệp: "Phenology of four broad-leaved forest trees in a submountain beech forest" pptx

... forest trees in Slovakia. Nauka za Gorata – Forest Science, 43: 29–36. SCHIEBER B., 2006b. Spring phenology of European beech (Fagus sylvatica L.) in submountain beech forest stand with various ... deciduous forest tree species (Carpinus betulus L., Fagus sylvatica L., Quercus dalechampii Ten., Tilia cordata Mill.) was studied in a submountain beech forest...

Ngày tải lên: 07/08/2014, 10:21

... P Institute of Forest Ecology of the Slovak Academy of Sciences, Zvolen, Slovakia ABSTRACT: e paper deals with throughfall and soil percolation in a sub-mountain beech forest situated at the ... Slovak Academy of Sciences VEGA, Project No. 2/0045/08. Amounts of throughfall and lysimetric water in a sub-mountain beech forest in the Kremnické vrchy Mts. (W...

Ngày tải lên: 07/08/2014, 03:22

... habitats, water logging and peaty habitats as well as dry or desic- cate habitats. Because every AVZ comprehends a large scale of habitats – from dry to peaty habitats, hydricity of habitat ... Correspondence Analysis (DCA) and Divisive Cluster Analysis (DvClA). Material was compared with other material gained from various altitudinal vegetation zones in the Outer Western Carpath...

Ngày tải lên: 07/08/2014, 03:22

... taking place in biomass of the ecosystem in the layer of trees, and this is why it is taken into account in determination of stages and phases of development of the forest of a primeval character. ... greatest volume increment was found in a pure fir (Abies alba) stand of Facimiech (9.4 m 3 /ha/year, i.e. 1.4% of actual stand volume determined in 1997) bein...

Ngày tải lên: 07/08/2014, 03:22

... radial gross shrinkage (i.e. shrinkage anisotropy), the primary explanation for cupping and some forms of cracking (i.e. checking) in back-sawn boards [34]. Gross shrinkage angle was measured as ... the stem in thick-barked (e.g. Eastern Otways and Strzelecki Ranges) than in thin-barked subraces (e.g. King Island and Western Tasmania; Fig. 2). Separate height category analyses of ba...

Ngày tải lên: 07/08/2014, 16:21

... reproducible fragment patterns over multiple (at least four) amplifications were selected for final analysis: UBC#808 (AGAGA- GAGAGAGAGAGC), UBC#826 (ACACACACACACACACC), UBC#829 (TGTGTGTGTGTGTGTGC), and ... plants distributed in Asia, East Africa, and South America [10]. They are usually climbing or scandent plants, but rarely trees or shrubs growing as high as 6 m. They have petiolated...

Ngày tải lên: 08/08/2014, 01:21

... females for branch angle in factorial 1 and among males in factorial 2 for branch density (Tab. IV). For both traits in factorial 1 and for branch angle only in factorial 2, the male Japanese compo- nent ... Male and female factors remain the main components of total variation. In con- trast to total height, the Japanese larch male component is usu- ally higher than that of the...

Ngày tải lên: 08/08/2014, 01:22

... from reduced assimilation rates and a decrease in leaf area, and Borralho et aL (1986) recently reported that non-irrigated E. globulus had a smaller surface area per unit of leaf ... using caliper measurements of leaf length and width and direct values of leaf areas obtained with a Li-cor leaf area meter. Gas exchange studies were condu...

Ngày tải lên: 09/08/2014, 04:20

... thickening of the leaves, and shortening of the shoots. Damage was particularly marked in the first treatments (T! and T2) and decreased from T2 to T8. Only a few alterations ... apparent in the last treatment (T 8 ). Enzyme activities in leaves Decreases in the activities of NAD-ME, fumarase, NAD- and NADP-gal-3-PDH were observed (Fig. 3)...

Ngày tải lên: 09/08/2014, 04:20

... foliage leaching [31]. Ca was mainly from dry deposition and was almost imperceptible from canopy exchange [32]. Na came almost from rainfall, with appreciable values of wash-off and marine origin ... the atmosphere during rainfall as well as dry deposition onto the collector funnel [4]. Okinawa is a small island without any large industrial plants and far from the Asian Continent. Partic...

Ngày tải lên: 08/08/2014, 00:21