the thing in the forest
Tài liệu The Forge in the Forest docx
... furiously around the point Staying not long to observe them, I led the way straight into the darkness of the woods, aiming for the seashore at the other side of the point But Tamin was not satisfied ... cleared the river mouth, these were plainly real I headed for the eastern point of the island, intending to land at the mouth of the Piziquid and make some inquiries The morning air was like wine in ... at the Forge Part I Marc The Forge in the Forest A Foreword Where the Five Rivers flow down to meet the swinging of the Minas tides, and the Great Cape of Blomidon bars out the storm and the...
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Báo cáo lâm nghiệp: "Analysis of the production potential of raw wood in the forests of Slovakia" pps
... Petráš 1998) into the practice of forest management in 1990 in the whole territory of Slovakia Since 1990 the growing stock in most stands has been determined using these yield tables For the observation ... occurred mainly due to the realization of regeneration felling, including salvage felling in the stands of lower age classes Dynamic changes in the distribution of the growing stock to individual ... commercial forests are illustrated in Fig. 2 It is obvious from the data that the highest cutting percentages for tending as well as regeneration felling were recorded in 1980 In 1996 the cutting percentages...
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Báo cáo lâm nghiệp: "Perception of the forest by the villagers of the Salonga National Park in the Democratic Republic of Congo" doc
... products, the units being defined spatially In contrast, the local users have opted for the species as the management unit Species providing the same types of product are disseminated throughout the forest ... of all the species, their uses and their biology and sustainable harvesting techniques The villagers’ perception of the forest goes against the conventional wisdom that their view is in harmony ... the study Showing a villager a sample of the tree species and Recreation/toys 17 (1967) forest inventory covered an extended area including the SNP Huang (2005) studied the Salonga forest using...
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Báo cáo lâm nghiệp: "Ecological requirements of some ant species of the genus Formica (Hymenoptera, Formicidae) in spruce forests" pps
... 13 The activity of the F sanguinea ants depending on the quantity of light incident upon the soil surface 36 0.0 Undergrowth Fig 14 GLM of the occurrence of the F sanguinea ants depending on the ... burned forest by ants in the southern Finnish Boreal Forest Silva Fennica, 30: 421–435 Punttila P., Haila Y., Pajunen T., Tukia H., 1991 Colonisation of clearcut forests by ants in the southern Finnish ... that now the spruce is a predominant species in this rugged upland (Culek 1996) In 2005 and 2006 ant communities were sampled in closed spruce forests in the age classes 0–2 (clearings-samplings),...
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Báo cáo lâm nghiệp: "Air pollution load and stand nutrition in the Forest District Jablunkov, part Nýdek" docx
... factor affecting the forest stands is the state of forest soils which shows the insufficiency of the main nutrients available, and sometimes in the total amount as well The situation in the soil ... sufficient, therefore 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 The nutrition of the spruce stands in ... of interest The 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 method when the...
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Báo cáo lâm nghiệp: "Rationalization of the performance of a mobile off-road system working in the forest environment with respect to its emission load" doc
... By extending the cross sections within roads where the material is transported; – By increasing the maximum working capacity (performance) Determination of the optimum regime of the logging and ... determine the rational performance of machines are further discussed in this paper The objective of this paper was to present some results from the analysis and from the determination of mathematic ... required for reaching minimum specific emissions from logging and transport operations in the forest in relation to extracted mass unit Materials and methods The outline of deduction of the criterional...
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Báo cáo lâm nghiệp: "Morning, noon, or afternoon: does timing of direct radiation influence the growth of Picea abies seedlings in mountain forests?" pptx
... sunflecks occurred mainly early in the morning or late in the evening In contrast, in the treatments ‘noon’ and ‘control’ the input of unplanned direct energy was substantial (Fig 4) In the treatment ... parameter since no data on the basal diameter at the beginning of the experiment were available, and estimating initial biomass with seedling height only and calculating biomass gain as the difference ... with the small seedling biomass found in the “full” treatment (8.5 ± 1.5 g in 2002), which is less than the biomass reached in the four experimental treatments (Fig 5) The seedlings in the ‘full’...
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Báo cáo lâm nghiệp: " Biomass and composition of understory vegetation and the forest floor carbon stock across Siberian larch and mountain birch chronosequences in Iceland" docx
... reduction in bryophytes and monocots was observed in the birch forests as in the larch plantations The main difference between the two forest types was the dominance of dicots in the ground flora of the ... (LI-COR Inc., Lincoln, Nebraska) in early August One instrument was placed in a clearing and the other was used to take readings of sky brightness every m along each 50 m main-plot in all the forest ... ground vegetation in the three middle-aged larch forests (18–37 years) was only 20–37% that of the pasture These forests had similar stocking as the young larch forests, but their dominant height...
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Báo cáo lâm nghiệp: "Growth trends reveal the forest structure during Roman and Medieval times in Western Europe: a comparison between archaeological and actual oak ring series (Quercus robur and Quercus petraea)" pot
... under pine (Pinus sylvestris L and Pinus pinaster Aiton) was selected as well Within the 106 forest reserve Mattemburgh, in the municipality of Woensdrecht (The Netherlands) close to the Belgian ... timber For oak, the density is mainly controlled by the cambial age and the ring width [33] The amount of the denser latewood will increase when the total ring width increases According to recent ... one of the growth-ring patterns from the contemporary oak trees A division into two distinct classes, with the series holding less than 50 growth rings separated from the Tree rings and forest...
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Báo cáo lâm nghiệp: ": Climate-tree-growth relationships of Quercus petraea Mill. stand in the Forest of Bercé (“Futaie des Clos”, Sarthe, France)" docx
... slow increase from the beginning of the 20th century Between 1910 and 2001, ring-width has increased of about 50% The growth pattern of the sampled trees was in agreement with the stand growing ... available inventory) and 2001 (last inventory) in the “Futaie des Clos” according to the diameter classes (in cm at 1.30 cm) The indicated values correspond to the highest diameters of the classes ... especially from the 1900s to the present Thus, the increase of tree ring widths during the last century was closely linked to decreasing competition (Tab I) 3.3 Pointer years For the period 1715–2001...
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Báo cáo lâm nghiệp: "Predicting solar radiation transmittance in the understory of even-aged coniferous stands in temperate forests" ppt
... characteristics, the time since last thinning τ and the thinning intensity I were retained for this study Thinning intensity I is defined in terms of basal area, being equal to the ratio of absolute ... since thinning increased (data not shown) Thus the influences of stand age, time since last thinning and intensity of last thinning on extinction coefficient b (relationship (2)) were further analyzed ... maintained, so they were not used in the models proposed above Nevertheless, it would be interesting to further analyze their effects on the extinction coefficient b, corrected for age and thinning...
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Báo cáo khoa học: "Nutrient cycling in deciduous forest ecosystems of the Sierra de Gata mountains: aboveground litter production and potential nutrient return" pot
... comparing their contribution followed (NF) As a result, the winter rainfall favours the loss of elements in these acidic media, resulting in a lower The fraction corresponding to other plant remains ... had the highest P concentration in the leaves The amounts of P circulating in the chestnut ecosystem through the leaves are in an intermediate position with respect to the data found in the literature ... (table II) There seem to be small peaks in the fall of branches, one in April and the other in October (1992-1993), indicating that their contribution to the soil may be governed by the frosts...
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Báo cáo khoa học: "Nutrient cycling in deciduous forest ecosystems of the Sierra de Gata mountains: nutrient supplies to the soil through both litter and throughfall" ppt
... elements in the rain water increases as the water passes through the forest canopy The elements showing the greatest increase in concentration in the throughfall water with respect to rain water ... coming from the East (continent) The total contribution of all the elements analysed in the throughfall water are greater than those of the rain water [36], indicating that the content of these ... The final composition of the water flowing from the canopy is determined by the initial composition of the rainfall water, the wash-off of dry atmospheric dust, and water interception, leaching...
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Báo cáo khoa học: "The effect of various seed pretreatments to improve germination in eight indigenous tree species in the forests of Cameroon" docx
... to overcome the dormancy of Ricinodendron heudelotii The underling hypothesis is that there could be a polymorphism of the germination behaviour of the seeds depending on the pre- sowing techniques ... germinated if the radicle goes through the seedcoat in the first two experiments and when the seedling appears above the substrate for the third one Data were collected at 3-day intervals The ... soaking time in sulphuric acid was increased up to 180 min, resulting in germination from % for soaking duration longer than 60 min, to 15 % (maximum) after soaking for 60 (table II) Despite the...
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Báo cáo khoa học: " Water extraction by tree fine roots in the forest floor of a temperate Fagus-Quercus forest" pdf
... storage’ in the organic profile with the water reserves in the underlying mineral soil profile During [22]) the summer months of 1991 and 1992, the forest floor contributed on average 27 % (in the ... of the water transpired by the stand from May to September 1991 must have been taken up roots in the forest floor while the 63 % originated from the minremaining eral soil (table VI) For the ... importance of the organic profile in the stand water balance How important is the forest floor in the Lüneburger Heide oak-beech forest for the water demand of the trees? Figure contrasts the ’water...
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hidden in the forest social studies
... a forest Now, it is cold here Lots of animals live here in the forest Here they are The fox and her kits live in a small den The den is a good home for them The father fox is looking for something ... would you describe the forest? Where the fox and her kits live? What does the father fox when the mother fox needs some food? What other food you think a fox might find in the forest? How did you ... is looking for something to eat He finds a very big fish in the water He brings it home to the small den The fox likes fish very much The fox wants some more! Te a c he rR Think Critically ea d-...
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Luyện nghe chép chính tả: Trees in the Forest
... transcript rút kinh nghiệm Bạn tiến nhanh bạn nghĩ nhiều Sau này, bạn thấy phải chép chỉnh tả 100%, từ lúc nghe hay sót "and" "the" , từ có số nhiều hay không bạn nghe rõ Bước 3: Tập đọc lại theo transcript ... lại Sửa đến nghe lại thấy ưng ý Công việc nản cách luyện Pronunciation hiệu Nếu bạn kiên trì học theo cách tầm tháng Sau tháng, bạn cảm thấy ngạc nhiên tiến thân ...
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Recovery and diversity of the forest shrub community 38 years after biomass harvesting in the northern Rocky Mountains
... (Table 5) The mean pre-treatment Shannon index was 0.41 (including control, SE: 0.03); after harvesting (in 1976), the Shannon index dropped to 0.33 (SE: 0.03) In 1984, the Shannon index increased ... respectively) The pre-treatment evenness index was 0.37 (including control, SE: 0.02) on average Even after harvesting, the evenness index remained similar (0.36, SE: 0.03) The index increased in 1984 ... the industrial infrastructure for intensive biomass harvesting, and has thereby limited opportunities to evaluate harvested sites and compare them to other forms of forest management (including...
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THE ART OF SEEING THE FOREST AND THE TREES
... Systems thinking finds it greatest benefits in helping us distinguish high- from low-leverage changes in highly complex situations In effect, the art of systems thinking lies in seeing through ... succeed in sustaining growth in revenues and profits, maintaining high service quality, and expanding service capacity at a pace in balance with passengers carried The key is strengthening the "fundamental ... get lost in the "trees" of these details and lose sight of the "forest" — mastering the dynamic complexity essential to successful strategy Here's where the discipline of systems thinking finds its...
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