Báo cáo lâm nghiệp: "Earthworm (Lumbricidae) assemblages of forest ecosystems in the anthropogenically disturbed area of the eastern Krušné hory Mts (Czech Republic)" pps

... preparation from the aspect of their revitalization in the 7 th FAZ of the Krušné hory Mts. (2003). In: S M., N J. (eds): Results of Forest Research in the Krušné hory Mts. in 2002. Jíloviště-Strnady, ... the level of the mounds through the excavator-prepared areas through the areas of the spread mounds to the lowest level at...

Ngày tải lên: 07/08/2014, 10:21

... cal- cium, the content of phosphorus and magnesium in- creases in the body of earthworms ( R 1977). CONCLUSION In the western part of the Krušné hory Mts. , the occurrence of ten species of earthworms ... forest ecosystems in the anthropogenically disturbed area of the eastern Ore Mountains. Journal of Forest Science (in press) N...

Ngày tải lên: 07/08/2014, 10:21

... according to the foresters. However, this opinion concerning the significance of the individual species is in contradic- tion with the information the foresters provided on the distribution of ... dynamics of rodents in forest environment, their feeding behaviour and the damage they cause. At the beginning of the research, we conducted a survey among forester...

Ngày tải lên: 07/08/2014, 03:22

... symptomatic tree showing axial traumatic resin ducts in the earlywood (EW) of the 1984 tree ring just after the end of the latewood (LW) of the 1983 tree-ring. (D) Discontinuous growth increments and ... [8]. Nine sam- pling points, 15.2 m apart, were marked along two intersecting transects (5 points on one transect and 4 points on the other) in each of the 3 plots (...

Ngày tải lên: 08/08/2014, 00:22

... the most serious damage in the experiment. There was great damage in the winter between the first and the second growing seasons. Protection of the seedlings during the second and third growing ... fertilising –, but no accumulation of nitrogen was detected in the other two treatments. High levels of nitrate were found in the lower part of the profile in...

Ngày tải lên: 08/08/2014, 01:21

... for the purpose of establishing a simple germination procedure adaptable to various nursery situations. The beginning of germination of argan seeds which, were stored at room temperature in the ... germination avoiding long exposure of the seeds to contamination. This probably has to do with the fra- gility of the argan nut contained within the slightly cracked stone...

Ngày tải lên: 08/08/2014, 01:22

... rate of germination and seedling survival, and the self-pollinated lot was clearly the worst. This trend was also found in subsequent growth in the field. Frost tolerance These ... hardening had no effect on frost resistance in the crosses used (Table II). Cold treatment reduced the increase in height after 4 wk in all families by caus...

Ngày tải lên: 09/08/2014, 04:20

... After the end of July, 62% of the enriched plants ceased growth as compared with 37% of the controls. The early onset of yellowing and the stopped terminal bud growth indicates earlier ... senescence of the C0 2 -enriched plants. The final leaf area per plant, at the end of the growth period, was reduced by C0 2 enrichment. Th...

Ngày tải lên: 09/08/2014, 04:20

... that the con- tribution of condensed fog water to the amount of bulk precipitation was about 9% in a catchment in the Šumava Mts. in the course of 1994–2000. S-  (2006) found that 22% of ... J.C.H., V E.M. (2001): Intensive Monitoring of Forest Ecosystems in Europe. [Technical Report.] Brussel, Geneva, UN/ECE and EC, Forest Inten- sive Monitoring Co...

Ngày tải lên: 07/08/2014, 10:21

... within the area of interest. e nutrient content in the soil was determined in the upper humus layer (FH) and in the mineral soil (B) to a depth of 30 cm. A part of the samples was taken by the ... just as in the case of phosphorus, there is a potential to increase it by weathering or by changes in chemical valence in the case of pH change. e nutrit...

Ngày tải lên: 07/08/2014, 10:21