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Forestry Compendium

Comprehensive, encyclopedic resource for information on forestry

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AbstractFull Text

The national goal in development of forestry sector in Bulgaria should be: support and increasing of sustainable management and multifunctional role of forests. This meets both new worldwide and European standards and some good traditions in Bulgarian forestry. There are real opportunities for...

Author(s)
Raev, I.
Publisher
Bulgarska Akademiya na Naukite (Bulgarian Academy of Sciences, Central Library), Sofia, Bulgaria
Citation
Nauka za Gorata, 2009, 46, 3, pp 9-24
AbstractFull Text

This paper analyses the problem of Turkey oak devitalisation in a middle-aged stand without the necessary tending measures in the early phase of development. The consequence of this and other unfavourable factors were the signs of devitalisation in the form of poorly developed crowns, sharply...

Author(s)
Bobinac, M.; Vuckovic, M.; Andrasev, S.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Proceedings of an international scientific conference marking 75 years of the Forest Research Institute of the Bulgarian Academy of Sciences, Sofia, Bulgaria, 1-5 October 2003. Volume 2, 2004, pp 197-203
AbstractFull Text

The Dupkata biosphere protected area was announced as reserve in 1956. It is situated in Southern part of Trakia forest and plants area, sub area Western Rhodopes. The main part of its territory is in the middle forest mountain area between 1300 and 1500 m above sea level. The total reserve area is ...

Author(s)
Kolev, N. D.; Kolev, I. D.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Proceedings of an international scientific conference marking 75 years of the Forest Research Institute of the Bulgarian Academy of Sciences, Sofia, Bulgaria, 1-5 October 2003. Volume 1, 2004, pp 316-323
AbstractFull Text

The paper summarizes the results from research on development of embryogenic systems for in vitro regeneration in some broadleaved and coniferous species (Quercus robur L., Pinus silvestris L., Pinus nigra Arn., Picea pungens Engeln.). Effects of different factors influencing qualitative and...

Author(s)
Tsvetkov, I.; Gjuleva, V.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume II, 2002, pp 184-190
AbstractFull Text

Results are presented from five years of experimental afforestation at fire-damaged forest sites: on the territory of the Sofia Forestry Service. Two-year-old Pinus nigra Arn. seedlings were planted in the spring of 1996, three years after the Pinus nigra plantation had burnt in fire. Three...

Author(s)
Perkova, K.; Vlasev, V.; Tashev, A.; Grubleva, V.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume III, 2002, pp 198-204
AbstractFull Text

Results are presented from five years of experimental afforestation at two fire-damaged forest sites: one on the territory of the Ihtiman Forestry Service and the other in the region of the Elin Pelin Forestry Service. Two-year-old Pinus nigra Arn. seedlings were planted in the spring of 1996,...

Author(s)
Petkova, K.; Vlasev, V.; Tashev, A.; Grubleva, V.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume III, 2002, pp 190-197
AbstractFull Text

Structural characteristics of stands were evaluated on a data set comprising 10 plots dominated by young Silver fir and Norway spruce. Statistical tests and cluster analysis identified two major structural groupings, which were related to the stand age but not to the stand age pattern. All younger, ...

Author(s)
Lazarov, S.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume I, 2002, pp 466-475
AbstractFull Text

Conifer plantations were established at the site in Vidlic, Mt. Stara Planina, Bulgaria, to reconstruct degraded beech stands and to compare the development of the species used at a beech site. Therefore, both domestic species (Scots pine (Pinus sylvestris), Austrian pine (Pinus nigra), and spruces ...

Author(s)
Ratknic, M.; Vuckovic, M.; Stamenkovic, V.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume I, 2002, pp 443-451
AbstractFull Text

The devitalizing process within the studied stand developed under frequent activity of adverse factors and adverse stand state, as consequence to intensive tree progress and inadequate tending. At the age of 42, approximately 75% of the overstand trees had irregularly grown and compressed crowns,...

Author(s)
Bobinac, M.; Andrasev, S.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume I, 2002, pp 426-434
AbstractFull Text

In the forests of Serbia, the percentage of valuable hardwoods (common ask, sycamore, etc.) is very low, although there are adequate sites for them. We describe a successfully regenerated and formed stand of common ash. In a part of a stand, in addition to undesirable species control (oriental...

Author(s)
Vuckovic, M.; Stamenkovic, V.; Stajic, B.
Publisher
Forest Research Institute, Sofia, Bulgaria
Citation
Study, conservation and utilisation of forest resources. Proceedings of the Third Balkan Scientific Conference, Sofia, Bulgaria, 2-6 October 2001. Volume I, 2002, pp 420-425

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