Search Results - "Nakahata, Chikara"

Equations to estimate processing and forwarding costs, while considering log size: clear-cutting operations in Nasunogahara, Tochigi prefecture, Japan by Mizuniwa, Yoshiko, Nakahata, Chikara, Aruga, Kazuhiro

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Estimating harvest costs and projecting quantities of logging residues for small-scale forestry in Nasushiobara, Tochigi Prefecture, Japan by Nakahata, Chikara, Uemura, Ryo, Saito, Masashi, Kanetsuki, Kanae, Aruga, Kazuhiro

“…We used GIS on a regional scale to estimate and compare supply potentials and costs of small-scale logging systems, a mini-forwarder and a 4-ton truck operated…”
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Examining the Optimal Method to Extract Logging Residues from Small-Scale Forestry in the Nasunogahara Area, Tochigi Prefecture, Japan by Nakahata, Chikara, Aruga, Kazuhiro, Uemura, Ryo, Saito, Masashi, Kanetsuki, Kanae

“…This study examines the optimal method to extract logging residues from small, fragmented and scattered forests separately from the mechanized operational…”
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Effects of aggregating forests, establishing forest road networks, and mechanization on operational efficiency and costs in a mountainous region in Japan by Aruga, Kazuhiro, Hiyamizu, Gyo, Nakahata, Chikara, Saito, Masashi

“…We investigated forest road networks and forestry operations before and after mechanization on aggregated forestry operation sites. We developed equations to…”
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Examining the Optimal Bucking Method to Maximize Profits in Commercial Thinning Operations in Nasunogahara Area, Tochigi Prefecture, Japan by Kazuhiro Aruga, Masashi Saito, Chikara Nakahata

“…Optimal bucking methods were applied to two operational sites of the Nasu-machi Forest Owners’ Co-operative to maximize profits, with and without taking log…”
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Estimating Annual Available Amounts of Forest Biomass Resources with Total Revenues and Costs during the 60-Year Rotation in a Mountainous Region in Japan by Ayami Murakami, Chikara Nakahata, Reiko Yamaguchi, Masashi Saito, Takuyuki Yoshioka, Kazuhiro Aruga

“…This study extracted production forests and estimated the annual available amounts of forest biomass resources under profitable forest management. Production…”
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Operational efficiencies and costs of an arm roll forwarder： A case study at Nasu in Tochigi Prefecture, Japan by Aruga, Kazuhiro, Otsuka, Yuto, Nakahata, Chikara, Yamaguchi, Reiko, Saito, Masashi, Nagasaki, Mayu

“…We investigated a developed arm roll forwarder at Nasu in Tochigi Prefecture, Japan. An arm roll forwarder can only load a steel container that has been fully…”
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Discussion on Economic and Energy Balances of Forest Biomass Utilization for Small-Scale Power Generation in Kanuma, Tochigi Prefecture, Japan by Takuyuki Yoshioka, Reiko Yamaguchi, Chikara Nakahata, Ayami Murakami, Kazuhiro Aruga

“…In this study, the economic and energy balances of forest biomass utilization for small-scale power generation are discussed, considering the spatial…”
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A model to estimate available timber and forest biomass and reforestation expenses in a mountainous region in Japan by Aruga, Kazuhiro, Murakami, Ayami, Nakahata, Chikara, Yamaguchi, Reiko, Saito, Masashi, Kanetsuki, Kanae

“…We developed a model to estimate supply potentials and available amounts of timber and forest biomass resources from profitable sub-compartments of thinning…”
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Productivity and Cost of Clear-Cutting and Regeneration Operations with Small and Medium-Sized Forestry Machines in Utsunomiya City, Tochigi Prefecture, Japan by Nakahata, Chikara, Aruga, Kazuhiro, Saito, Masashi, Hayashi, Uichi

“…This study involved time studies of clear-cutting and regeneration operations, including site preparation and planting, in Utsunomiya City, Tochigi Prefecture,…”
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Comparative analyses on the cycle time, productivity, and cost between commercial thinning and clear-cutting operations in Nasu-machi Forest Owners’ Co-operative, Tochigi Prefecture, Japan by Mizuniwa, Yoshiko, Nakahata, Chikara, Aruga, Kazuhiro

“…This study investigates clear-cutting operations on moderately and gently sloping sites. Cycle times, productivities, and costs of those operations are…”
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Estimating harvest costs and projecting quantifies of logging residues for small-scale forestry in Nasushiobara, Tochigi Prefecture, Japan by Chikara Nakahata Ryo Uemura Masashi Saito Kanae Kanetsuki Kazuhiro Aruga

“…We used GIS on a regional scale to estimate and compare supply potentials and costs of small-scale logging systems, a mini-forwarder and a 4-ton truck operated…”
Get full text

Effects of aggregating forests, establishing forest road networks, and mechanization on operational efficiency and costs in a mountainous re- gion in Japan by Kazuhiro Aruga, Gyo Hiyamizu, Chikara Nakahata, Masashi Saito

“…We investigated forest road networks and forestry operations before and after mechanization on aggregated forestry operation sites. We developed equations to…”
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Equations to estimate processing and forwarding costs, while considering log size: clear-cutting operations in Nasunogahara, Tochigi prefecture, Japan by Mizuniwa, Yoshiko, Nakahata, Chikara, Aruga, Kazuhiro

“…This study develops equations by which one can estimate processing and forwarding costs for clear-cutting operations, while considering log size and assuming…”
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