نتایج جستجو برای: forest products

تعداد نتایج: 393367  

Journal: :journal of agricultural science and technology 2014
i. yildirim s. ozsahin o. t. okan

wood and non-wood resources in the forests have occupied a very important place in human’s life, since the advent of history. and today, developing technology along with increasing needs enhance the importance of the other functions of forests, in parallel with wood production. both in the world and as well in turkey, one of the featured functions of forests is the production of non-woodforest ...

Journal: :Conservation Biology 1993

2013
Michael T Ter-Mikaelian Stephen J Colombo Jiaxin Chen

Carbon stocks in managed forests of Ontario, Canada, and in harvested wood products originated from these forests were estimated for 2010-2100. Simulations included four future forest harvesting scenarios based on historical harvesting levels (low, average, high, and maximum available) and a no-harvest scenario. In four harvesting scenarios, forest carbon stocks in Ontario's managed forest were...

Journal: :Journal of Industrial & Engineering Chemistry 1911

Journal: :Forestry Engineering Journal 2019

2015
Lambros Tsourgiannis Vassiliki Kazana Valasia Iakovoglou

This paper aims to examine the attitudes of the consumers in Greece towards the use of biotechnology in forest plantations and their potential purchases of forest transgenic products. Three groups of factors related the consumers’ attitude on the use of biotechnology in forest plantations with the potential purchases of transgenic forest products: (a) the potential negative environmental impact...

Azadnejad , Saeed , Taefi Feijani , Masoud ,

Mapping of forest extent is a prerequisite to acquire quantitative and qualitative information about forests and to formulate management and conservation strategies. forest canopy density (FCD) model is one of the useful RS methods for forest mapping using satellite images. One of the most serious challenges in FCD model is the weakness in the calculation of canopy density in low density forest...

2017

When we speak of forest products we include not only the timber from the trees, but also such other products as derive from the bark, the leaves, or the roots. In this address, however, I shall be dealing almost exclusively with timber and its derived products. By a long-standing gentlemen’s agreement the other products, as well as certain aspects of pulping, are dealt with by the Colonial Prod...

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