نتایج جستجو برای: principal felling

تعداد نتایج: 124727  

2011
Renata Pernar

Features of Spatial Snag Distribution in a Beech-Fir Forest With the participation of about 65% in the total growing stock of conifers, silver fir is the most important andthe best represented conifer species in Croatia. The increasing share of sanitary felling in the annual felling plansdemands that special attention be paid to the health status of fir forests and the quantity of unpla...

2005
Anita Kelleher

My interest in the topics of corporate citizenship and global governance arose from concerns regarding the ecological environment and a growing awareness that some of the world's most precious natural resources such as ancient forests, clean air and pristine oceans were under threat from a number of irresponsible big businesses.(Dobscha 2001) Logging companies felling old growth forests in Abst...

Journal: :IOP Conference Series: Earth and Environmental Science 2019

Journal: :IOP conference series 2021

Changes in teak harvesting techniques due to the Covid-19 outbreak was investigated at research locations community forests. This aims identify that used The each process, including felling, skidding, and timber transportation processes were analyzed using qualitative descriptive analysis. results showed technique wood process a semi-mechanical combined use of manual mechanical equipment. Manua...

Journal: :International Journal of Forest Engineering 2007

Journal: :Scandinavian Journal of Forest Research 2019

Journal: :Journal of Namibian Studies : History Politics Culture 2023

The Arab and literary studies dealt with many issues, including the external dialogue, dialogue is second element of elements which "a that takes place between two or more persons, based on alternation personalities within framework scene, prompted researcher to address this topic, drives event Dramatic for its development generates in recipient sense it similar reality what character possesses...

Journal: :Biogeosciences 2021

Abstract. The effect of clear-fell harvesting on soil greenhouse gas (GHG) fluxes carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O) was assessed in a Sitka spruce forest growing peaty gley organo-mineral northern England. Fluxes from the litter layer were measured monthly by closed chamber method chromatography over 4 years two mature stands, with one area harvested after first year....

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