Báo cáo lâm nghiệp: "Summer and winter embolism in oak: impact on water relations" potx

Báo cáo lâm nghiệp: "Regeneration and game damage in the Krušné hory Mts. assessed on the basis of National Forest Inventory of the Czech Republic" pps

Báo cáo lâm nghiệp: "Regeneration and game damage in the Krušné hory Mts. assessed on the basis of National Forest Inventory of the Czech Republic" pps

... possibilities of National Forest Inventory for the evaluation end, there comes the Inventory of Game Damage in the Smaller Territo- rial Units. CONCLUSION Results from National Forests Inventory ... during repeated investigation in comparison with the rest of the investigated territory. In the course of five years, in relation to the original po...
Ngày tải lên : 07/08/2014, 03:22
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Báo cáo lâm nghiệp: "Arginine and the shade tolerance of white spruce saplings entering winter dormancy" ppsx

Báo cáo lâm nghiệp: "Arginine and the shade tolerance of white spruce saplings entering winter dormancy" ppsx

... METHODS Four-year-old white spruce saplings were grown from seed obtained from a tree breeding seed bank at the Petawawa Forest Experiment Station, Chalk Arginine and the shade tolerance of white spruce saplings ... Size parameters and the responses of free amino acid N and guanidino compounds in the soluble N pool of stem and buds of four-year-old...
Ngày tải lên : 07/08/2014, 10:21
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Báo cáo lâm nghiệp: "arbon and nutrient stocks in mature Quercus robur L. stands in NW Spai" docx

Báo cáo lâm nghiệp: "arbon and nutrient stocks in mature Quercus robur L. stands in NW Spai" docx

... p. Nutrient amounts in Quercus robur L. stands 559 Table I. General characteristics of the four Quercus robur stands selected for the study. Location Parent Slope Size Altitude dg Stocking G ... C and nutrients in mature oak forests in NW Spain. Assessment of the C and nutrient distribution in the plant-soil system is required for evaluation of future strate...
Ngày tải lên : 07/08/2014, 16:20
  • 9
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Báo cáo lâm nghiệp: "Heat and drought 2003 in Europe: a climate synthesis" ppt

Báo cáo lâm nghiệp: "Heat and drought 2003 in Europe: a climate synthesis" ppt

... 4 ◦ C above nor- mal in a smaller region, mainly in the South-West, from East- ern Spain to Southern Germany, including most of continen- tal Italy, Sardinia, Corsica, Switzerland, and most of France. August ... than June and August, except in Swe- den, Finland and Norway. On most of the continent, both min- imum and maximum air temperature were between 1 and 3 ◦ C above nor...
Ngày tải lên : 07/08/2014, 16:20
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Báo cáo lâm nghiệp: "an Phytophthora quercina have a negative impact on mature pedunculate oaks under field conditions" pptx

Báo cáo lâm nghiệp: "an Phytophthora quercina have a negative impact on mature pedunculate oaks under field conditions" pptx

... no data on water relations and mineral nutrition is available for infected oaks under field conditions. The knowledge about the effects of Phytophthoras on mature oaks under natural conditions ... analysis of the effects of air pol- lution on forests, 4th ed., United Nations Economic Commission Impact of P. quercina on mature oaks 671 for Europe Convention on Lon...
Ngày tải lên : 07/08/2014, 16:20
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Báo cáo lâm nghiệp: "Heartwood and sapwood variation in Eucalyptus globulus Labill. trees at the end of rotation for pulpwood production" potx

Báo cáo lâm nghiệp: "Heartwood and sapwood variation in Eucalyptus globulus Labill. trees at the end of rotation for pulpwood production" potx

... at: c  INRA, EDP Sciences, 2007 www.afs-journal.org DOI: 10.1051/forest:2007045 Original article Heartwood and sapwood variation in Eucalyptus globulus Labill. trees at the end of rotation for ... 29]. The initiation and rate of transformation of sapwood into heartwood are explained by several theories, namely that it is the amount of sapwood, e.g...
Ngày tải lên : 07/08/2014, 16:21
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Báo cáo lâm nghiệp: "Fingerprinting and genetic variability in cork oak (Quercus suber L.) elite trees using ISSR and SSR markers" ppsx

Báo cáo lâm nghiệp: "Fingerprinting and genetic variability in cork oak (Quercus suber L.) elite trees using ISSR and SSR markers" ppsx

... www.afs-journal.org DOI: 10.1051/forest:2007057 Original article Fingerprinting and genetic variability in cork oak (Quercus suber L.) elite trees using ISSR and SSR markers Aimara L ´  -A a , María Ángeles ... of SSR and ISSR markers to establish the DNA-fingerprinting of each tree could be focused to select clonal lines of commercial interest....
Ngày tải lên : 07/08/2014, 16:21
  • 7
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Báo cáo lâm nghiệp: "Morphological and functional variability in the root system of Quercus ilex L. subject to confinement: consequences for afforestation" ppt

Báo cáo lâm nghiệp: "Morphological and functional variability in the root system of Quercus ilex L. subject to confinement: consequences for afforestation" ppt

... length to the depth of the container and preventing the development of re- placement taproots. The confining of lateral roots in the con- tainer and their downward growth lead to the generation of ... prevent root spi- ralling, and holes in the base facilitate drainage and encourage air pruning of roots. Continual air pruning induces a limita- tion to...
Ngày tải lên : 08/08/2014, 00:22
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Báo cáo lâm nghiệp:"Selfing and sibship structure in a two-cohort stand of maritime pine (Pinus pinaster Ait.) using nuclear SSR markers Santiago C. González-Martíneza,b, Sophie Gerberc, María-Teresa Cerverad, José-Miguel Martínez-Zapaterd, Ricardo " ppsx

Báo cáo lâm nghiệp:"Selfing and sibship structure in a two-cohort stand of maritime pine (Pinus pinaster Ait.) using nuclear SSR markers Santiago C. González-Martíneza,b, Sophie Gerberc, María-Teresa Cerverad, José-Miguel Martínez-Zapaterd, Ricardo " ppsx

... Ait.) using nuclear SSR markers Santiago C. González-Martínez a, b , Sophie Gerber c , Mar a- Teresa Cervera d , José-Miguel Martínez-Zapater d , Ricardo Al a a and Luis Gil b * a Unidad de ... 115 Ann. For. Sci. 60 (2003) 115121 â INRA, EDP Sciences, 2003 DOI: 10.1051/forest:2003003 Original article Selfing and sibship structure in a two-cohort stand...
Ngày tải lên : 08/08/2014, 01:21
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Báo cáo lâm nghiệp: "Summer and winter embolism in oak: impact on water relations" potx

Báo cáo lâm nghiệp: "Summer and winter embolism in oak: impact on water relations" potx

... freeze- and summer drought- induced xylem embolism: an ecological interpretation. Plant Cell Environ 16, 511-519 Milburn JA (1973) Cavitation in Ricinus by acoustic detection: induction ... to dysfunction because any break in the column in a conduit drains the con- duit of water and necessarily disrupts fur- ther water flow. A break in the...
Ngày tải lên : 08/08/2014, 18:21
  • 8
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Báo cáo lâm nghiệp: "Starch and soluble carbohydrates in leaves of water-stressed oak saplings" ppsx

Báo cáo lâm nghiệp: "Starch and soluble carbohydrates in leaves of water-stressed oak saplings" ppsx

... soil drought on the rate of CO 2 assimilation and the amount of soluble and insoluble carbo- hydrates in leaves of 4-year-old saplings of Q petraea. The aim of these experiments was ... hexose Short note Starch and soluble carbohydrates in leaves of water-stressed oak saplings D Épron E Dreyer Écophysiologie forestière, Centre de N...
Ngày tải lên : 08/08/2014, 18:21
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Báo cáo lâm nghiệp: "Litterfall and mineral return in two cork-oak forests in northeast spain" pot

Báo cáo lâm nghiệp: "Litterfall and mineral return in two cork-oak forests in northeast spain" pot

... elements (N, K, Mg and espe- cially P), and high concentrations of Ca, Fe Original article Litterfall and mineral return in two cork-oak forests in northeast spain A Caritat 1 G ... 1996) Summary - Seasonal trends in littertall and potential mineral return were studied in two cork-oak forest sites in the northeastern Iberian pen...
Ngày tải lên : 08/08/2014, 18:21
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Báo cáo lâm nghiệp: "Photosynthesis and leaf longevity in alder, birch and ash seedlings grown under different nitrogen" ppsx

Báo cáo lâm nghiệp: "Photosynthesis and leaf longevity in alder, birch and ash seedlings grown under different nitrogen" ppsx

... Photosynthesis and leaf longevity in alder, birch and ash seedlings grown under different nitrogen levels T. Koike 1 M. Sanada 2 1 Swiss Federal Institute of Forestry ... rates and leaf longevity of deciduous broad-leaved tree seedlings in relation to the anatomical characteristics in leaves. Materials and Methods One yr old seedlings...
Ngày tải lên : 09/08/2014, 04:20
  • 3
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Báo cáo lâm nghiệp: "Diurnal and seasonal fluctuations in the bark respiration of standing Quercus acutissima trees in Nakaizu, Japan" docx

Báo cáo lâm nghiệp: "Diurnal and seasonal fluctuations in the bark respiration of standing Quercus acutissima trees in Nakaizu, Japan" docx

... the stem and on fine days during the growing season. On cloudy and rainy days, the depression Diurnal and seasonal fluctuations in the bark respiration of standing Quercus ... day, and the difference between the daily maximum and minimum values of respiration rates in the upper part of the stem was greater than that o...
Ngày tải lên : 09/08/2014, 04:20
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Báo cáo lâm nghiệp: "Carbon and nitrogen allocation in trees" pot

Báo cáo lâm nghiệp: "Carbon and nitrogen allocation in trees" pot

... Autumnal changes in total nitrogen, salt-extractable pro- teins and amino acids in leaves and adjacent xylem and phloem) required for efficient nitrogen transport. In contrast, arginine, ... of amino compounds found in xylem, only the amides, asparagine and glutamine; the amino acids, glutamate, aspartate, arginine and proline; and the ur...
Ngày tải lên : 09/08/2014, 04:20
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