Báo cáo lâm nghiệp: "Analysis of the aerial application of fertilizer and dolomitic limestone" docx
Báo cáo lâm nghiệp: "Changes in the mycorrhizal status of some mountain spruce forests" potx
... stands de-struction arose after 1982, and in the first half of the 1980s the health conditions of stands gradually wors-ened. In the period after 1988 health improvement and decline of the ... (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 sampled) of 15 cm. e probe ... comprise the following parameters: density of active and non-active mycorrhizae, their ratio, the total number of mycorrhizae, weight of dry matter of roots up to 1 mm, numbers of mycorrhizae...
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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
... (54% of trees, 40% of basal area at the age of 16 years) represented a loss of ca 8.7 thousand kg/ha of total biomass, which contained 53 kg of N, 5 kg of P, 22 kg of K, 26 kg of Ca and 4 kg of ... deficiency of Ca and Mg be-cause of their low content in forest soil. On the other hand, thinning supported the faster growth of trees left after thinning and consequently faster biomass and nutrient ... kg of K, 26 kg of Ca and 4 kg of Mg. Before thin-ning (at the age of 16 years), the plot with thinned stand reached 100–110% of aboveground biomass and nutrient content in comparison with the...
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Báo cáo lâm nghiệp: " Sicily represents the Italian reservoir of chloroplast DNA diversity of Quercus ilex L. (Fagaceae)" pptx
... only in Sicily and particularly in the south-eastern part of the island, close to the Etna region. Haplotype 6 characterises the south-western part of Sicily,including the island of Pantelleria. ... eitherto the presence of the same haplotype in the two different ref-ugia, or to the migration that took place through the Adriaticbridge during glacial period [13, 24].On the basis of the ... because they had completely different haplotypes. These results strongly support the hypothesis of glacialrefugia existing in southern Italy, and underline the high conservation value of natural...
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Báo cáo lâm nghiệp: "Analysis of the aerial application of fertilizer and dolomitic limestone" docx
... variability of the applied amount of fertilizers (meeting the required amount in the particular parts of Habovka area)2001). On the other hand, the complex analyses of aerial spraying and quality ... needles before the application of fertilizer or dolomitic lime-stone, and to evaluate the total amount of substance (whether the amount of substance after application is the same as the required ... an overapplication of lime in 9% to 12% of the field and an underapplication on 37% to 41% of the field. When analyzing older cases, one of the main findings is that the variability of the spread...
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Báo cáo lâm nghiệp: "Analysis of some dynamic series of forest production and trends of forest economics in the Czech Republic" ppt
... rather negative trend of development due to the development of timber prices on the one hand and due to increasing inputs on the other hand, last but not least also due to the projections of ... going to be the matter of objective impacts and what would be the result of “management” (including supranational impacts) is however a merit of the question and a subject of further necessary ... 11–20%) and 41%, respectively.e situation of Czech forestry is complicated by the fact that the use of production potentials of the forest and forest wood-producing functions is to be further...
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Báo cáo lâm nghiệp: "Analysis of the production potential of raw wood in the forests of Slovakia" pps
... tables of tree species (P et al. 1996) that give the proportion of quality and diameter classes of logs in stands with regard to their age and site index. According to the external and ... 2003 SP 26 028 OC 04 Modification of Utility Properties of Wood Materials and Extension their Using.Analysis of the production potential of raw wood in the forests of SlovakiaR. P, J. MNational ... data on the area, growing stock and planned decennial timber felling in the forests of Slovakia in 1980, 1996 and 2003. e production potential of forests was evaluated on the basis of the annual...
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Báo cáo lâm nghiệp: "Analysis of snow accumulation and snow melting in a young mountain spruce and beech stand in the Orlické hory Mts., Czech Republic" pptx
... of differences in the snow water equivalent in the spruce and beech stands in the period of snow melting (10. 4. to 28. 4. 2006). Paired t-test at the level of significance 0.05Stand MeanStandard ... stands, roughly the same amount of snow melted away. In the spruce stand, the rate of snowmelt was slightly higher in this period.From the aspect of hydrologic efficacy assessing the form of ... beech and the snow water equivalent in the spruce stand was reduced to 275.1 mm and in the beech stand to 228.3 mm.In line with the presented and approved methodol-ogy, the daily frequency of...
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Báo cáo lâm nghiệp: "Analysis of the accuracy of GPS Trimble Juno ST measurement in the conditions of forest canopy" pot
... component of the coordinates (MSE XY) was 4.0 m for measurements without the application of the post-process corrections (the minimum 0.2 m, maximum 15.5 m and standard deviation 2.8 m) and the ... to August in 2007 and 2008 in a forest stand on the outskirts of Brno. e first experimental area (area A) was located west of Brno, in the vicinity of the Brno Dam, and the second area (area ... significant difference in the accuracy of the GPS measurement and the species composition of for-est stand (categorized as conifers, broadleaves and mixed stand).Despite the above, many researchers...
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Báo cáo lâm nghiệp: "Multivariate statistical approach to comparison of the nutrient status of Norway spruce (Picea abies [L.] Karst.) and top-soil properties in differently managed forest stands" potx
... analysis of variance (MANOVA) was applied. CLU and MANOVA were used to evaluate the close-ness of the nutrient status of the spruce stands and to assess the closeness of chemical properties of the ... Differences in the properties of the particular sampling points and the fact that the influence of soil heterogeneity on the specificity of forest stand cannot be fully neglected complicate the interpretation ... reflected in the ecology of studied forest stands only marginally in the values of CEC, soil Ca2+, Mg2+ and PO43 –. At the same time Mg2+ and PO43 – were found to be the factors of plant...
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Báo cáo lâm nghiệp: "Analysis of herbicide effects on Douglas fir (Pseudotsuga menziesii [Mirb.] Franco) natural regeneration" ppsx
... forests on the area of 4,808.5 ha, that is about 0.2% of forest land of the Czech Republic. Forest stands of the first four age classes prevail (A 2008). Further, a favour-able impact of this ... research was focused on the study of natural regeneration of Douglas fir under the parent stand shelter. e parent stand 441D10 is one of the oldest and most productive stands of Douglas fir in mixture ... 30% of the individuals counted after growing season 2008. e observed tree species composition and number is thus sufficient for further growth and development of the stand as far as the stand...
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Từ khóa: proceedings of the american society of civil engineers journal of the hydraulics divisionbáo cáo lâm nghiệp haybáo cáo lâm nghiệpsixth conference of the european chapter of the associationpublications of the astronomical society of the pacific abbreviationpublications of the astronomical society of the pacific impact factorGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Định tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Thơ nôm tứ tuyệt trào phúng hồ xuân hươngKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Quản lý nợ xấu tại Agribank chi nhánh huyện Phù Yên, tỉnh Sơn La (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtchuong 1 tong quan quan tri rui roNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtBÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘIĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ