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Ram P. Sharma, Zdenek Vacek, Stanislav Vacek and Milo? Kucera
Height-to-diameter at breast height (DBH) ratio (HDR) is an important tree and stand stability measure. Several factors such as stand dynamics, natural and anthropogenic disturbances, and silvicultural tending significantly affect HDR, and, therefore, in...
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Thomas B. Lynch, David Hamlin, Mark J. Ducey and Bruce E. Borders
Recently, methods for inventories of forest plantations have been proposed based on the use of remote sensing to estimate total row length, followed by the estimation of plantation row attributes, such as number and volume or weight of trees, at randomly...
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Hongxiang Wang, Pan Wan, Qianxue Wang, Ling Liu, Gongqiao Zhang and Gangying Hui
Inter-tree competition is considered one of the most important ecological processes of forest development. However, its importance in structuring the spatial patterns of plant communities remains controversial. We collected observational data from two pl...
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Soroush Rashidi, Prakash Ranjitkar, Orosz Csaba, Andy Hooper
Pág. 1444 - 1456
Bunching is recognized as one of the deteriorating factors affecting the performance of public transport networks. In this study, for the first time, Gene Expression Programming (GEP) and Decision Tree (DT) methods are utilized to estimate and model bus ...
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Nesat Erkan,Ali C. Aydin
Pág. e064
Aim of study: The aim of this study was to analyze the effects of initial spacing on early growth and carbon sequestration rates in Turkish red pine plantations up to 12 years old, established with improved seeds and deep soil cultivation.Area of study: ...
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François Hébert, Cornelia Krause, Pierre-Yves Plourde, Alexis Achim, Guy Prégent and Jean Ménétrier
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Emine Kucuker,Kenan Yildiz,Yakup Ozkan
Pág. 26 - 31
This study was carried out on Topaz, Cooper 39 and Muscat apple cultivars grafted on M27 rootstocks under Tokat ecological conditions during 2008 - 2010. The trees planted in 2.0 m x 0.5 m row spacing (10,000 trees ha-1) and trained to super spindle (SS)...
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O.E Unanaonwi,S.O. Bada
Parameters influencing gum yield such as tapping techniques and soil mineral elements had earlierbeen investigated while there is dearth of information on effect of morphological characteristics on gumyield. This study investigated effects of height and ...
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J. Ruiz-Mirazo,J. L. Gonzalez-Rebollar
Pág. 47 - 57
Aim of study: In the Mediterranean, low timber-production forests are frequently thinned to promote biodiversity and reduce wildfire risk, but few studies in the region have addressed such goals. The aim of this research was to compare six thinning regim...
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Percy Folkard,Lauchlan H. Fraser,Cameron N. Carlyle,Rick Tucker
We examined the development of understorey forage plant communities in relation to tree density in an experimental ponderosa pine (Pinus ponderosa) stand. We used a 45-year-old ponderosa pine spacing trial near Westwold, British Columbia, Canada, with fi...
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