Đăng nhập

Hãy chọn một cách để đăng nhập

Hoặc tiếp tục với email

Nhớ mật khẩu

Chưa có tài khoản? Đăng ký

Báo cáo lâm nghiệp: "Small mammals of a forest reserve and adjacent stands of the Kelečská pahorkatina Upland (Czech Republic) and their eﬀect on forest dynamics" pps

Báo cáo lâm nghiệp: "Chemical thinning in blue spruce (Picea pungens Engelm.) stands and its effects on cambioxylophagous fauna" docx

Báo cáo lâm nghiệp: "Chemical thinning in blue spruce (Picea pungens Engelm.) stands and its effects on cambioxylophagous fauna" docx

... showed a partial mortality of larvae both on the stems and on the branches. Although imagos were caught in feeding marks, the decisive part of the population abandoned the place of feeding. C. abie- tis ... have any significant effects on the efficacy of the arboricide treatment. Nevertheless, the application with a power saw appears to be least effective....

Ngày tải lên : 07/08/2014, 03:22

11
439
0

Báo cáo lâm nghiệp: "A pheasantry as the habitat of small terrestrial mammals (Rodentia, Insectivora) in southern Moravia (Czech Republic)" doc

Báo cáo lâm nghiệp: "A pheasantry as the habitat of small terrestrial mammals (Rodentia, Insectivora) in southern Moravia (Czech Republic)" doc

... diversity of the community of small terrestrial mammals and on the abundance and viability of their populations. Area of study Two pheasantries were selected for the study, the one intensive and the ... 1989 . Small mammals in fragments of Robinia pseudoacacia stands. Folia Zoologica, 38: 199–212. PELIKÁN J., ZEJDA J., HOMOLKA M., 1983. Mammals in t...

Ngày tải lên : 07/08/2014, 03:22

8
282
0

Báo cáo lâm nghiệp: "This special issue of the Journal of Forest Science is a result of the international conference Species Diversity, Population Structure and Impact of Animals and" pdf

Báo cáo lâm nghiệp: "This special issue of the Journal of Forest Science is a result of the international conference Species Diversity, Population Structure and Impact of Animals and" pdf

Ngày tải lên : 07/08/2014, 03:22

1
397
0

Báo cáo lâm nghiệp: "Production potential and ecological stability of mixed forest stands in uplands – VI. A beech/larch stand on a mesotrophic site of the Křtiny Training Forest Enterprise" pot

Báo cáo lâm nghiệp: "Production potential and ecological stability of mixed forest stands in uplands – VI. A beech/larch stand on a mesotrophic site of the Křtiny Training Forest Enterprise" pot

... in the calculation. Stand density was calculated according to standard mensurational practice from the ratio of actual basal area of the particular species and tabular data. On the basis of ... goal of the whole project, i.e. speciﬁcation and presentation of the proposal (variants) of the target species composi- tion in the most important management grou...

Ngày tải lên : 07/08/2014, 03:22

15
377
0

Báo cáo lâm nghiệp: "Amounts of throughfall and lysimetric water in a sub-mountain beech forest in the Kremnické vrchy Mts" ppt

Báo cáo lâm nghiệp: "Amounts of throughfall and lysimetric water in a sub-mountain beech forest in the Kremnické vrchy Mts" ppt

... original hypothesis about the inﬂuence of forest management on the water-regulating function of forest stands. e situation in the case of soil solutions seems to be somewhat diﬀerent because the ... is lady-author evaluated the years after the treatment as extremely dry – below the long-term normal. On the other hand, the period of the second interven...

Ngày tải lên : 07/08/2014, 03:22

5
400
0

Báo cáo lâm nghiệp: "Processes of loss, recruitment, and increment in stands of a primeval character in selected areas of the Pieniny National Park (southern Poland" ppt

Báo cáo lâm nghiệp: "Processes of loss, recruitment, and increment in stands of a primeval character in selected areas of the Pieniny National Park (southern Poland" ppt

... forests of primeval character in the Babia Góra Mt. National Park. Journal of Forest Sci- ence, 47: 60–74. JAWORSKI A. , PALUCH J., 2002. Factors a ecting the basal area increment of the primeval forests ... of aging and regeneration, and the smallest one stand of Gródek (5.3 m 3 /ha/year, i.e. 0.9% of actual stand volume) being in the growing up stage, phase...

Ngày tải lên : 07/08/2014, 03:22

12
362
0

Báo cáo lâm nghiệp: " Quantification of nutrient content in the aboveground biomass of teak plantation in a tropical dry deciduous forest of Udaipur, Indi" pdf

Báo cáo lâm nghiệp: " Quantification of nutrient content in the aboveground biomass of teak plantation in a tropical dry deciduous forest of Udaipur, Indi" pdf

... mid-September). e months of October and March are transitional periods and are known as autumn and spring, re- spectively. e climate of Rajasthan is tropical with a maximum of 46.3°C and a minimum of 28.8°C ... Plantation species of the genus Acacia, Pinus, Euca- Quantication of nutrient content in the aboveground biomass of teak plantation in a tropical...

Ngày tải lên : 07/08/2014, 03:22

6
353
0

Báo cáo lâm nghiệp: " Influence of temperatures and precipitation on radial increment of Orlické hory Mts. spruce stands at altitudes over 800 m a.s.l" ppt

Báo cáo lâm nghiệp: " Influence of temperatures and precipitation on radial increment of Orlické hory Mts. spruce stands at altitudes over 800 m a.s.l" ppt

... chronology was created in the ARSTAN application. e chronology has low values of autocorrelation. e standard regional tree-ring chronology was also established. e range of the created regional ... in the previous year and by precipitation in that particular year. Precipitation in spring of the previous year and precipitation in winter, spring and summer of th...

Ngày tải lên : 07/08/2014, 03:22

7
316
0

Báo cáo lâm nghiệp: " Growth of wild cherry (Prunus avium L.) in a mixture with other species in a demonstration forest" ppsx

Báo cáo lâm nghiệp: " Growth of wild cherry (Prunus avium L.) in a mixture with other species in a demonstration forest" ppsx

... et al. 1998). e purpose of the contribution is to evaluate the stand-forming capacity of wild cherry as well as its capacity to keep its position in a stand. MATERIAL AND METHODS A large stand ... (vertically and horizontally) and tree class evaluation (according to Konšel’s classiﬁcation). e stand is at an altitude of about 350 m above sea level; its age is 59 yea...

Ngày tải lên : 07/08/2014, 03:22

6
357
0

Báo cáo lâm nghiệp: "The role of Hylastes cunicularius Erichson (Coleoptera: Scolytidae) in transferring uropodine mites in a mountain spruce forest" pptx

Báo cáo lâm nghiệp: "The role of Hylastes cunicularius Erichson (Coleoptera: Scolytidae) in transferring uropodine mites in a mountain spruce forest" pptx

... meet the assumptions of parametric methods of data analysis after transformation. Next, the proportion of mite vectors in the population of H. cunicularius was calculated as a percentage of the ... vector. MATERIAL AND METHODS Study area and sample plots e study was carried out in the Tatra Mountains, West Carpathians, Central Europe, in three separate sample pl...

Ngày tải lên : 07/08/2014, 03:22

7
426
0

Từ khóa: