Publications by authors named "Birsen Durkaya"

The ownership of 99.9% of forests in Turkey belongs to the State. According to the mandatory provisions of the Turkish Constitution of 1982, the ownership of State forests cannot be transferred to third parties.

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In this study, biomass equations are presented for crimean pine (Pinus nigra Arnold) stands within the Zonguldak forest region. A total of 44 sample plots, each of 0.04 ha were chosen in order to define the biomass equations of black pine, the most common needle leaved species in Turkey.

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Hazelnut plantations, which are a major source of income for the villagers in the eastern Black sea region are notable to provide sufficient income to the villagers due to price fluctuations and sudden falls witnessed in recent years. Alternative investments in place of hazelnut cultivation are being investigated in order to prevent migration to urban areas and to increase the welfare of the rural population in the region. Black alder plantation investments have been assessed as one of the most essential alternative investment tools within the framework of the study Assessment was carried out by comparing expected possible net present values (NPV).

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