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F.N Ogana,J.H. Dau
The distribution of crown diameter is important for assessing crown social class, monitoring forest health and wildlife management. However, the direct measurement of crown diameter is relative difficult, and as such, it is often predicted from diameter ...
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Andrey Kozelkov, Nikolay Galanov, Ilya Semenov, Roman Zhuchkov and Dmitry Strelets
The paper presents the results of studying the effects of droplet diameters on the NACA0012 airfoil ice accretion, which have been obtained in the 3D numerical simulation of icing. To simulate the motion of water droplets as a multiphase medium, the Eule...
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Dominic Wirz, Anne Friebel, Kevin Rave, Mario Hermes, Romuald Skoda, Erik von Harbou and Hans-Jörg Bart
The presented image-based telecentric probe is unique in its functionality and can be applied to determine particulate properties of various multiphase flows.
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Jian Wang, Zhuoyang Song, Rui Chen, Ting Yang and Zuokun Tian
The characteristics of spray droplets are important for calculating the hydraulic performance of sprinklers. In order to evaluate the effects of working pressure and nozzle diameter on the near ground droplet characteristics of the Nelson R33 sprinkler, ...
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Auchib Reza and Ashutosh Sutra Dhar
Small diameter (42 mm) medium density polyethylene (MDPE) pipes are widely used in the gas distribution system in Canada and other countries. They are sometimes exposed to ground movements resulting from landslides or earthquakes. The current design guid...
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Míriam Piqué-Nicolau,Miren del Río,Rafael Calama,Gregorio Montero
Pág. 3 - 20
A yield model was developed to simulate silviculture alternatives for Pinus pinea L. in north-east Spain (Catalonia). The model uses several functions to estimate the main silvicultural parameters at stand level and a disaggregation system to predict dia...
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Nikos Nanos,Sara Sjöstedt de Luna
Pág. e01S
Aim: Several national forest inventories use a complex plot design based on multiple concentric subplots where smaller diameter trees are inventoried when lying in the smaller-radius subplots and ignored otherwise. Data from these plots are truncated wit...
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Binoti, Daniel Henrique Breda; Binoti, Mayra Luiza Marques da Silva; Leite, Helio Garcia; Melido, Raul Cesar Nogueira; Santos, Fabiano Lourenco dos
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Qinglong Zhang, Yu Liang and Hong S. He
Wall-to-wall tree-lists information (lists of species and diameter for every tree) at a regional scale is required for managers to assess forest sustainability and design effective forest management strategies. Currently, the k-nearest neighbors (kNN) me...
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L. Bilek,J. Remes,D. Zahradnik
Pág. 122 - 138
In this study, the structure and spatial patterns of adjacent beech (Fagus sylvatica L.) forest stands, both those having undergone intensive management and those without management intervention over the last 50 years were analyzed. Data was collected fr...
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J.M. Musau,J.M. Mugo
Forest fragments in Arid and Semi-Arid Lands are key water catchment areas and provide important ecosystem services. However, uncontrolled human activities are fast altering their stem density basal area and diameter structure resulting into forest degra...
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Jose Javier Gorgoso-Varela,Friday Nwabueze Ogana,Rafael Alonso Ponce
Pág. e004
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Song Fang and Jianxiao Ma
Through an urban tunnel-driving experiment, this paper studies the changing trend of drivers? visual characteristics in tunnels. A Tobii Pro Glasses 2 wearable eye tracker was used to measure pupil diameter, scanning time, and fixation point distribution...
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Nisângela-Severino Lopes-Costa,Fernando-Cristovam da-Silva-Jardim,Jaqueline Macedo-Gomes,Luiz-Fernandes Silva-Dionisio,Gustavo Schwartz
Pág. e003
Aim of study: To assess responses of the shade-tolerant species Theobroma subincanum in relation to canopy gaps created by reduced impact logging (RIL).Materials and methods: A managed forest in themunicipality ofMoju, Pará state,Brazil, harvested in 199...
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Shujuan Zhang, Tianyi Chen, Yuhai Bao, Qiang Tang, Yongtao Li and Xiubin He
The impoundment of the Three Gorges Reservoir (TGR) has greatly altered the hydrological regime and thus formed a distinctive riparian zone with anti-seasonal inundation and exposure, which may affect the soil aggregate properties in this riparian zone. ...
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Abouzar Ebrahimi, Mohammad Saeed Seif and Ali Nouri-Borujerdi
Noise generated by ships is one of the most significant noises in seas, and the propeller has a significant impact on the noise of ships, which reducing it can significantly lower the noise of vessels. In this study, a genetic algorithm was used to optim...
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Changshun Zhang, Xiaoying Li, Long Chen, Gaodi Xie, Chunlan Liu and Sha Pei
We investigated community structure and tree species diversity of six subtropical mountain forests in relation to 11 topographical and edaphic factors in Lower Lancang River Basin, Yunnan Province, China, based on a census of all trees with diameter at b...
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Victor A. Snyder and Miguel A. Vázquez
A phenomenon causing instability of soil structure and associated hydraulic properties in recently tilled soils is aggregate fragmentation induced by wetting and drying cycles. We analyzed data from three experiments in Puerto Rico, the UK and China meas...
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Marta Pedzik, Tomasz Rogozinski, Jerzy Majka, Kinga Stuper-Szablewska, Petar Antov, Lubos Kristak, Richard Kminiak and Martin Kucerka
Wood dust generated during woodworking?particularly from hardwood species during sanding?poses a health and safety hazard to workers in the wood industry. This study aimed to determine the particle-size distribution of selected hardwood species and the c...
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Jiseon Choi and Hyunjin An
While a large sum of timber stock in private forests, especially broadleaved forests, has been ignored by their owners, a rising global concern about climate change and ecosystems has led to a renewed interest in natural broadleaved forest management str...
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