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Báo cáo lâm nghiệp: "Changes in the abundance of Melolontha hippocastani" ppsx

Báo cáo lâm nghiệp: "Changes in the abundance of Melolontha hippocastani" ppsx

Báo cáo lâm nghiệp: "Changes in the abundance of Melolontha hippocastani" ppsx

... males. In the years of heavy swarming (2005 and 2008) we saw a diﬀerence between males and females in the time of swarming; the swarming of females cul- minated at the time when the swarming of ... ﬂuctua- tions in the intensity of swarming were due to low evening and night temperatures (rain). During the entire period of swarming the males outnumbered th...

Ngày tải lên : 07/08/2014, 10:21

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Báo cáo lâm nghiệp: "Changes in the mycorrhizal status of some mountain spruce forests" potx

Báo cáo lâm nghiệp: "Changes in the mycorrhizal status of some mountain spruce forests" potx

... approximately in the same distance (about 1 m) from the stem of ﬁve selected trees. e cylinder of the soil probe used for this purpose had the inner diameter of 6 cm and the height (depth of space ... created in the pro- gramme Microsoft Excel. For further processing of data, various modules of Statistica 6.0 (StatSoft Inc.) were used. e correlation was teste...

Ngày tải lên : 07/08/2014, 03:22

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Báo cáo lâm nghiệp: "Contribution to the knowledge of Clethrionomys glareolus populations in forests of managed landscape in Southern Moravia (Czech Republic)" pot

Báo cáo lâm nghiệp: "Contribution to the knowledge of Clethrionomys glareolus populations in forests of managed landscape in Southern Moravia (Czech Republic)" pot

... types of low altitude forests (e.g. Z 1973). In all of them Cg is one of the dominant species. In our study we concentrated on the study of the population of this species as also some other ... prolonged into the beginning of Novem- ber in our study only in one case in RB locality. e sex ratio was balanced in our case in HL and RB. It is characteris...

Ngày tải lên : 07/08/2014, 03:22

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Báo cáo lâm nghiệp: "Changes in Austrian pine forest floor properties in relation with altitude in mountainous areas" pdf

Báo cáo lâm nghiệp: "Changes in Austrian pine forest floor properties in relation with altitude in mountainous areas" pdf

... revealing the records essential for the forthcoming studies at the peak of the mountain. e summit of the mountain takes up an approximately 4,000 ha area representing our study site, where the ... evolve- ment of soil and FF carbon through continuous decomposition, in the context of raised fuel oil gases in the atmosphere will result in enhanced global Supp...

Ngày tải lên : 07/08/2014, 03:22

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Báo cáo lâm nghiệp: "Contribution to the knowledge of Apodemus sylvaticus populations in forests of the managed landscape of southern Moravia (Czech Republic)" potx

Báo cáo lâm nghiệp: "Contribution to the knowledge of Apodemus sylvaticus populations in forests of the managed landscape of southern Moravia (Czech Republic)" potx

... an increase in relative abundance in the next years 2004 and 2007. e peak of the population abundance was reached at the HA locality in 2002, which can be explained by the crop of seeds of ... stands. In the present paper, the population dynamics of As is described in larger forest complexes of southern Moravia depending on the biotope and food supp...

Ngày tải lên : 07/08/2014, 03:22

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Báo cáo lâm nghiệp: "Changes in air quality in different phases of forest management process in a sub-mountain beech ecosystem (West Carpathian Mts.)" pdf

Báo cáo lâm nghiệp: "Changes in air quality in different phases of forest management process in a sub-mountain beech ecosystem (West Carpathian Mts.)" pdf

... manifesting the independence of conditions associated with the individual phases of silvicultural process, on the other hand, pointing out the presence of climate change. In the case of small ... – indicating the absence of connection with the individual phases of forest management process, but at the same time indicating the presence of climate change. I...

Ngày tải lên : 07/08/2014, 03:22

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$Báo cáo lâm nghiệp: "Changes in phenolic acids and stilbenes induced in embryogenic cell cultures of Norway spruce by two fractions of Sirococcus strobilinus mycelia" pot$

Báo cáo lâm nghiệp: "Changes in phenolic acids and stilbenes induced in embryogenic cell cultures of Norway spruce by two fractions of Sirococcus strobilinus mycelia" pot

... contains more isorhapontin than astringin (Fig. 3). e rapid decline of the levels of glycosides was described in in vitro maintained excised bark discs of Sitka spruce following the fungal challenge ... Within 8 h after WF application the total content of stilbene glycosides decreased to 68% of the amount determined in the control. e level of isorhapontin, th...

Ngày tải lên : 07/08/2014, 10:21

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Báo cáo lâm nghiệp: "Nutrients in the aboveground biomass of substitute tree species stand with respect to thinning – blue spruce (Picea pungens Engelm.)" doc

Báo cáo lâm nghiệp: "Nutrients in the aboveground biomass of substitute tree species stand with respect to thinning – blue spruce (Picea pungens Engelm.)" doc

... are in the Krušné hory Mts. (Northern Bohemia), which have been considered as one of the most heavily air-pol- luted areas since the sixties of the last century. In the Forest Region of the ... 53 kg of N, 5 kg of P, 22 kg of K, 26 kg of Ca and 4 kg of Mg. The removal of biomass in areas previously degraded by acid deposition may result in the def...

Ngày tải lên : 07/08/2014, 10:21

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Báo cáo lâm nghiệp: "SHORT COMMUNICATION The use of cotyledon proteins to assess the genetic diversity in sweet holm oak" potx

Báo cáo lâm nghiệp: "SHORT COMMUNICATION The use of cotyledon proteins to assess the genetic diversity in sweet holm oak" potx

... broad- leaved tree species in the Mediterranean basin. In Spain, it occupies 2,039,563 ha and the main stands are found in the south and west (J et al. 1996). In southern Spain (Andalusia), with ... spread in the Mediterranean basin. In Spain, few studies on the genetic variability of this species have been displayed. Storage seed proteins are a useful tool...

Ngày tải lên : 07/08/2014, 10:22

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Báo cáo lâm nghiệp: "Relationships between the parameters of aboveground parts and the parameters of root plates in Norway spruce with respect to soil drainage" docx

Báo cáo lâm nghiệp: "Relationships between the parameters of aboveground parts and the parameters of root plates in Norway spruce with respect to soil drainage" docx

... even lower in the case of spruce trees growing in well-drained sites. Interestingly, in either of the localities no correlation was determined between the crown proportion index and the root ... trees growing in well-drained sites. Inter- estingly, on the other hand, in waterlogged sites, the mean value of R rp was 159 cm only, but it was 211 cm in trees gro...

Ngày tải lên : 07/08/2014, 10:22

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