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Taiye R Fasola, BO Olagunju, ABC Robert
Pág. 287 - 301
Tree barks are continually used and sold for medicinal purposes in Nigerian markets. Incessant debarking of trees, particularly the young trees by bark harvesters poses danger on the growth and survival of the plants. As it cannot be ascertained if the h...
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Tomasz Kaluza, Mariusz Sojka, Pawel Strzelinski and Rafal Wrózynski
The paper presents an original method for the evaluation of bark structure characteristics of tree trunks on the basis of terrestrial laser scanning data. Measurements testing the method proposed were performed in laboratory conditions for trunks of pine...
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Szabina Plánder, Blanka Simon, Szabolcs Béni, Ágnes Alberti, Ágnes Kéry, Edit Székely
Pág. 340 - 347
Plane tree is planted as ornamental tree in urban areas. This tree naturally sheds its bark during the spring; however, the shed bark is commonly regarded as a waste material without any significant application.On the other hand, the bark of plane tree m...
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Hendra Prasetia, Masayuki Sakakibara, Koji Omori, Jamie S. Laird, Koichiro Sera and Idham A. Kurniawan
We report the atmospheric Hg contamination in an artisanal and small-scale gold mining (ASGM) area in North Gorontalo, Indonesia. It is well known that atmospheric Hg contaminates the air, water, soil, and living organisms, including trees. In this study...
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Jorge Euclides M. Klein,Paulo Renato Schneider,César Augusto Guimarães Finger,Frederico Dimas Fleig
Pág. 87 - 98
No presente trabalho foram estudadas a influência do espaçamento inicial sobre a produção de madeira e casca verde por hectare em acácia-negra (Acácia mearnsii De Wild.). O experimento foi instalado em blocos casualizados, com 4 repetições e 3 tratamento...
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S.M.Z. Islam,M.A.M. Chowdhury
Agar tree (Aquilaria malaccensis Lamk, Family- Thymeleaceae) has drawn unique position due to the production of world?s most expensive essential oil used in fragrances and also medicine. It is one of the most valuable and economically important commercia...
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Edmundas Petrauskas, Petras Rup?ys, Martynas Narmontas, Marius Aleinikovas, Lina Beniu?iene and Benas ?ilinskas
This study examines the performance of 11 tree taper models to predict the diameter of bark at any given height and the total stem volume of eight dominant tree species in the boreal forests of Lithuania. Here, we develop eight new models using stochasti...
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Hillary S. Jenkins
The ponderosa pine (Pinus ponderosa, Douglas ex C. Lawson) is a climate-sensitive tree species dominant in the mixed conifer stands of the San Bernardino Mountains of California. However, the close proximity to the city of Los Angeles has resulted in ext...
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Lucio Di Cosmo,Diego Giuliani,Maria Michela Dickson,Patrizia Gasparini
Pág. e019
Aims of the study. Assessment of growth is essential to support sustainability of forest management and forest policies. The objective of the study was to develop a species-specific model to predict the annual increment of tree basal area through variabl...
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Dryw A. Jones and Kevin L. O?Hara
We analyzed variations in three tree properties: tissue density, carbon fraction, and carbon density within bole tissues of nine Californian conifer species. Model performance for all three tree properties was significantly improved with the addition of ...
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Marcella L.C. Menegale, Jose Henrique T. Rocha, Robert Harrison, Jose Leonardo de M. Goncalves, Rodrigo F. Almeida, Marisa De C. Piccolo, Ayeska Hubner, Jose Carlos Arthur Junior, Alexandre De Vicente Ferraz, Jason N. James and Stephani Michelsen-Correa
The purpose of this study was to determine the stocks of available P and S, total N, and oxidizable C at depth in an Oxisol cultivated with Eucalyptus in Brazil following different timber harvest intensities and fertilizer application over 12 years. The ...
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Vicelina B. Sousa,José-Luís Louzada,Helena Pereira
Pág. e053
Aim of the study: This paper aims to valorize the wood of Quercus faginea Lam. for high quality end uses (e.g. furniture) by studying growth and quality properties using mature trees. Age trends in tree-ring width and wood density are shown and the main ...
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J. Fernandez Moya,R. Murillo,E. Portuguez,J.L. Fallas,V. Rios,F. Kottman,J. M. Verjans,R. Mata,A. Alvarado
Pág. 123 - 133
Aim of study. Appropriate knowledge regarding teak (Tectona grandis L.f.) nutrition is required for a better management of the plantations to attain high productivity and sustainability. This study aims to answer the following questions: How can it be de...
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Frederick J. Swanson,Julia A. Jones,Charles M. Crisafulli,Antonio Lara
Pág. 359 - 391
The 2008-2009 eruption of Chaitén Volcano (Chile) involved a variety of volcanic and associated hydrologic processes that damaged nearby forests. These processes included coarse (gravel) and fine (silt to sand) tephra fall, a laterally directed blast, fl...
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H. T. Dogmus-Lehtijärvi,F. Oskay,A. Lehtijarvi
Pág. 306 - 312
Gremmeniella abietina causes shoot dieback and stem cankers on conifers throughout Northern hemisphere. The aim of this study was to investigate the virulence of Turkish G. abietina isolates in a field experiment. The lower branches of 15-20-year-old P. ...
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P. Soares,M. Tomé
Pág. 141 - 152
One of several procedures for estimating carbon stocks in forests is the estimation of tree or stand biomass based on forest inventory data. The two approaches normally used to convert field measurements of trees to stand biomass values are allometric bi...
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R. Ruiz-Peinado Gertrudix,G. Montero,M. del Rio
Pág. 42 - 52
To estimate forest carbon pools from forest inventories it is necessary to have biomass models or biomass expansion factors. In this study, tree biomass models were developed for the main hardwood forest species in Spain: Alnus glutinosa, Castanea sativa...
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Lawrence W. Zettler, Laura L. Corey, Larry W. Richardson, April Y. Ross, Lillian Moller-Jacobs
Epiphytic orchids have received considerable study, yet little has been published on their germination requirements in situ involving mycorrhizal fungi. Such research has been hampered by the small, dust-like size of seeds and leafless seedlings (protoco...
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Tijana Kojic, Bozica Kovacevic, Ankita Sinha, Mitar Simic and Goran M. Stojanovic
Essential oils (EOs) have a long tradition of use in the medical and cosmetic fields based on their versatile properties, including fungicidal, antiparasitic, and bactericidal effects. Nowadays, with the development of industry and electronics, EOs are i...
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Rodrigo Simetti,Ghislaine Miranda Bonduelle,Dimas Agostinho da Silva,Sandra Lucia Soares Mayer,Huan Pablo Souza,Graciela Inês Bolzón de Muniz
This study assessed the energy quality of different tree compartments (wood, bark, branches and leaves) for bioenergy use. Five species of the genus Eucalyptus were used, in which high heating value, contents of fixed carbon, volatile materialsand a...
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