Báo cáo lâm nghiệp: "Results of Czech-American cooperation in interspecific fir hybridization in 2008 and 2009" pot

Báo cáo lâm nghiệp:" Comparison of soil water-contents as measured with a neutron probe and time domain reflectometry in a " ppsx

... 10.1051/forest:2003011Original article Comparison of soil water-contents as measured with a neutron probe and time domain reflectometry in a Mediterranean forest (“Sierra de Gata”, Central Western Spain)Mar a Amparo ... usefulinformation about the actual evapotranspiration, drainage, and leaching [14]. Over the past decade, interest in water fluxes in natural ecosystems has increased owing to the appearance of evidence ... of evidence of changes in the annual distribution of rainfall and a hypothetical reduction in the actual evapotranspiration as a consequence of the global change [4, 21], and alsohydrological changes induced...

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Báo cáo lâm nghiệp:"Predicting of oak wood properties using X-ray inspection: representation, homogenisation and localisation. Part II: Computation of macroscopic properties and microscopic stress fields" pdf

... articlePredicting of oak wood properties using X-ray inspection: representation, homogenisation and localisation. Part II: Computation of macroscopic properties and microscopic stress fieldsPatrick Perré and ... homogenisation: Part II of this paper is devotedto the calculation of the macroscopic properties and the determination of the microscopic stress fields that result from the macroscopic configuration. Computational ... É., Perré P., Predicting Oak Wood Properties using X-ray Inspection: Representation, Homogenisation and Localisation. Part I: Digital X-ray imaging and representation by Finite Elements,Ann....

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Báo cáo lâm nghiệp: "Evaluation of new silvicultural alternatives for Scots pine stands in northern Spain" pot

... retained and the kind of mixed stand[33]. Finally, other recent studies concerning silvicultural aspects of Scots pine (Pinus sylvestris L.) without includingGTR can be founded in Mörling [22] ... different silvicultural alternatives. The yield model was elaborated for Scots pine stands in northern Spain using 75 temporary plots from the Sec-ond National Forest Inventory of Spain. These ... Mörling T., Evaluation of annual ring width and ring density deve-lopment following fertilisation and thinning of Scots pine, Ann. For. Sci. 59 (2002) 29–40.[23] Öhman K., Creating continuous...

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Báo cáo lâm nghiệp: "Effects of extending rotation period on plant species diversity in Larix kaempferi plantations in central Japan" pps

... the plant species diversity of forest-floor vege-tation in long -rotation L. kaempferi plantations, as comparedwith that of standard -rotation plantations and abandoned cop-pice forest, in central ... 31]). Thus, investigation of plant species diversity in long -rotation plantations requires compa-rison with standard -rotation plantations. Roberts and Zhu [42]compared a plantation that had ... the plan-tation. Thus, comparison of plantations with abandoned cop-pice forest should help determine whether long rotation canmitigate the effects of standard rotation in plantations. We evaluated...

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Báo cáo lâm nghiệp: " Influence of repeated defoliations by insects on wood increment in common oak (Quercus robur L)" pps

... former one alone todescribe annual wood increment. Short note Influence of repeated defoliations by insects on wood increment in common oak (Quercus robur L)VV RubtsovInstitute ... effects of insect defoliations on stem wood increment have been studied by many investigators.Results and techniques used can be foundfor common oaks in Russia in Ilyinski ... status of thesetrees had been monitored once a year since1969-1973, including an interannual estimation by eye of the degree of defoliation in the crowns.Two phenoforms...

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Báo cáo lâm nghiệp: "Contribution of different solutes to the cell osmotic pressure in tap and lateral roots of maritime pine seedlings: effects of a potassium deficiency and of an all-macronutrient deficienc" pptx

... ultrapure wateras eluant.2.4.3. Amino-acid analysisExtraction was carried out at 4 °C. 40 μL of an internal standard (α-butyric acid) wereadded to samples ... of primary leaves), of the tap root (TR) and of the three longest lateral roots (LR; as an assessment of the length of the lat-eral roots) of each plant were measured ... deficiencies induced dif-ferent responses in tap and lateral roots in terms of growth, solutes involved in Kreplacement and efficiency in maintenance of turgor and osmotic pressures....

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