Results 61 to 70 of about 790,945 (214)

Private vs. Community Management Responses to De-Collectivization: Illustrative Cases from China

open access: yesInternational Journal of the Commons, 2020
Over the last several decades, China has undergone several distinct episodes of collectivization and de-collectivization of forest property rights. China’s latest round of collective forest property reforms, launched in 2003, have promoted individual ...
Jinlong Liu   +4 more
doaj   +1 more source

Companion modeling to facilitate adaptive forest management in Nam Haen sub-watershed, Nan Province, northern Thailand [PDF]

open access: yes, 2007
Forest management through the establishment of headwater management units and the new Nantaburi National Park in Nan Province, northern Thailand, deals with many stakeholders.
Barnaud, Cécile   +3 more
core  

Practices of forest exploitation in priority investment projects: Benefits and implications [PDF]

open access: yes, 2019
The paper discusses the topical issues of investment activities enhancement in the forest sector of the Russian economy by implementing the mechanism of priority investment projects in the field of forest exploitation - economic model of public-private ...
Pryadilina, N. K.   +3 more
core  

DEVELOPMENT OF TECHNOLOGY FOR SUPPORTING MINE WORKINGS UNDER CONDITIONS OF INTENSE OXIDATION OF SULFIDE ORES AT THE ORLOVSKY MINE

open access: yesRUDN Journal of Engineering Research, 2018
Goal. Metal frame supports SVP-22 with round timber lagging and backfilling of the voidsof unsupported space with chock support is used in the workings of unstable ores and rocks at the Orlovsky mine.
Yuriy N Shaposhnik   +3 more
doaj   +1 more source

Ecology of the forest elephant in Tai National Park, Ivory Coast

open access: yesPachyderm, 1984
Also published in Swara vol 7 no 5, 1984. Research on the ecology of the forest elephant is of recent development due to its habitat, the tropical rain forest. Methods used in Tai National Park were based on indirect observation.
Gunter Merz
doaj   +1 more source

Viability of sawdust briquettes for rural Ghana [PDF]

open access: yes, 2011
The growing demand for solid fuels in the developing world has begun to place enormous pressure on natural resources with an especially heavy toll on the forests of sub-Saharan Africa.
Mohedas, Ibrahim
core  

Mechanical characterization of timber in structural sizes: bending and compression tests [PDF]

open access: yes, 2005
This paper presents the results obtained in a series of tests on Pinus Pinaster Ait. timber specimens, using the prEN408:2000, to estimate the local and global Young’s modulus and strength both in bending and compression parallel to the grain.
Branco, J., Cruz, P., Varum, H.
core   +1 more source

Management of blue gum eucalyptus in California requires region-specific consideration

open access: yesCalifornia Agriculture, 2016
Blue gum eucalyptus (Eucalyptus globulus) is a large tree native to Australia that was widely planted throughout California for reforestation, building and timber, but in some areas has spread beyond its planted borders and substantially altered ...
Kristina M. Wolf, Joseph M. DiTomaso
doaj   +2 more sources

Automated Perching of a Multirotor UAV atop Round Timber Posts

open access: yes2018 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), 2018
Multirotor UAVs currently suffer from endurance issues due to limited battery capacity, greatly limiting their use for surveillance tasks in fields such as agriculture.
Tzu-Jui Lin, Siyu Long, K. Stol
semanticscholar   +1 more source

Conflicts of interests on the issue of Timber Exploitation within the Chico Mendes Extractive Reserve, Acre, Brazil [PDF]

open access: yesBoletim do Museu Paraense Emílio Goeldi. Ciências Humanas, 2009
This paper analyzes the problematic situation of commercial timber exploitation as a land use option in the community of Rio Branco, located in the Chico Mendes Extractive Reserve, Acre, Brazil, and examines the controversial implementation of the ...
Alfredo Celso Fantini   +1 more
doaj  

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