DBH – the diameter at breast-height
Estimation of leaf area index and assessment of its allometric equations in oak forests: Northern Zagros, Iran
... are generally faster and amendable to automation, and thereby allow for a larger spatial sample to be obtained (Jonckheere et al. 2004). Unfortunately, the lack of the required equipment for doing such newly established ...
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Comparison of the growth pattern of black walnut (Juglans nigra L ) in two riparian forests in the region of South Moravia, Czech Republic
... mean height (MH) in 20-year age classes indicates the fast growth of black wal- nut in riparian forests along the Morava and Svrat- ka Rivers (Table 3; H et ...and diameter at breast height ...
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Allometric relationships for surface area and dry mass of young Norway spruce aboveground organs
... (stem diameter at breast height – dbh, stem volume – Vs and stem sapwood area – SA) to be highly correlated (r > ...needles. dbh most correctly predicted the branch and leaf ...
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Comparison of calculation methods for estimating annual carbon stock change in German forests under forest management in the German greenhouse gas inventory
... a diameter larger than 7 cm) of all species to a known minimum diameter is estimated, simple models have been developed to convert this to biomass using expan- sion factors (the ratio of total AB to ...
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Multivariate approach in eucalyptus breeding and its effecton genotype x environment interactions
... variable diameter at breast height (DBH), both Eldorado do Sul and São Gabriel locations obtained seven classes, where the 15 cm measurement was the most ...plant height (PH), the ...
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Relationships between the parameters of aboveground parts and the parameters of root plates in Norway spruce with respect to soil drainage
... stem diameter at the ground level (d 0.0 ), stem diameter 20 cm above the ground level (d ...at breast height (dbh) measured at 130 cm from the ground level, tree height (h), ...
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Biomass and carbon stocks in Schima superba dominated subtropical forests of eastern China
... at breast height (DBH), total height (H) and wood density] in Schima superba dominated EBLFs in the Tiantong National Forest Park in eastern ...
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ABSTRACT : Four theoretical growth functions, Mitscherlich, Logistic, Gompertz and Korf functions, were applied to the growth
... a height of 40 m and as much as 150 cm in ...the dbh (diameter at breast height) and height growth of four average trees chosen from an even-aged Eastern White Pine stand in ...
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Productivity and cost of manual felling with a chainsaw in Caspian forests
... trees, diameter at breast height (dbh), slope in the stump area, and slope between two harvested trees were entered into the general model for predicting felling time as significant variables, ...
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Growth characteristics of natural and planted Dahurian larch in northeast China
... Abstract. Dahurian larch (Larix gmelinii Rupr.) is the dominant species in both natural and planted forests in northeast China, which is situated in the southernmost part of the global boreal forest biome and is ...
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Growth and characteristics of old beech (Fagus sylvatica L ) trees individually dispersed in spruce monocultures
... the height – h (for spruces only in counts representing diameter classes) and di- ameter at breast height – dbh in ...), height of crown base – ...
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Evaluation of nest site preferences of a nest dismantler, the Hair-crested Drongo (Dicrurus hottentottus) in Dongzhai National Nature Reserve of central China
... nest height, nest tree height, nest tree diameter at breast height (DBH), live crown ratio (LCR), tree rank, canopy cover, distance to nest from main tree trunk, length of nest ...
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Generalized nonlinear height–diameter models for a Cryptomeria fortunei plantation in the Pingba region of Guizhou Province, China
... Tree height and diameter at breast height (DBH, ...2011). DBH can be easily and accurately measured in field inventories, whereas due to visual obstructions the estimation of ...
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Tree component biomass expansion factors and root-to-shoot ratio of Lebombo ironwood: measurement uncertainty
... merchantable height is sen- sitive to personal judgment and thus is more subjective than stem height, especially for standing ...tree height measurement (e.g. to 7 cm top diameter as defined ...
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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
... Methods of the evaluation of growth, develop- ment, mortality and production potential of par- ticular experimental stands are uniform within the whole research project being presented in detail in the initial paper in ...
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The Prediction of Leaf Biomass Production from Faidherbia albida in Semi Arid Land, Pokot County, Kenya
... at breast height, total tree height and crown diameters) and their derivatives were used in selecting the best ...that DBH was the best estimator of tree leaf biomass (R 2 > ...
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Forest biomass change estimated from height change in interferometric SAR height models
... with diameter at breast height (dbh) ≥4 cm, and height measurements with a Vertex hypsometer on sample trees selected with a probability proportional to stem basal ...with height ...
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Surface growth stress and wood properties of 8-year-old planted Big-leaf mahogany (Swietenia macrophylla King) from different landrace provenances and trial sites in the Philippines
... to diameter at breast height (DBH) in both trial ...small diameter in both trial sites, which was attributed to the tension wood formation in an irregular‑shaped ...growth DBH, ...
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Assessment of above- and belowground carbon pools in a semi-arid forest ecosystem of Delhi, India
... The study estimated the C content in different pools in a semi-arid forest ecosystem in Delhi, in order to understand their allocation and C sequestration potential. Our study estimated maximum storage of C in plant ...
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South
... 2.2 Grassland site This site was located at the Ar- rowhead seed orchard in Bleckley County, Georgia (GPS: N 32.373433 W 83.483817). Topography at this site is generally flat and the area had been disked twice prior to ...
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