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Forestry Compendium

Comprehensive, encyclopedic resource for information on forestry

Changes to Compendia distribution data: the distribution tables, maps and references in datasheets have been restructured to handle the data better for updating and align with a geographic standard. Further details are available on the About page.

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AbstractFull Text

Norway spruce Picea abies (L.) Karst. in Bulgaria is characterized by significant features of phenotypic diversity. In the Rhodope region, 5 phenotypes of individuals (e, eem, em, emm, m) out of 9 (e, eem, em, emm, m, mms, ms, mss, s) under the form of seed scales on the entire area of the range...

Author(s)
Popov, P.; Alexandrov, A.; Bakalov, Z.
Publisher
Bulgarska Akademiya na Naukite (Bulgarian Academy of Sciences, Central Library), Sofia, Bulgaria
Citation
Nauka za Gorata, 2020, 56, 1, pp 3-13
AbstractFull Text

In Eastern Europe, within the European part of Russia, three groups of intermediate spruce forms of European (Picea abies (L.) Karst.) and Siberian (Picea obovata Ledeb.) spruce are distributed on a wide strip of territory from the western border of the Republic of Karelia to the central Kama...

Author(s)
Popov, P.; Alexandrov, A.
Publisher
Bulgarska Akademiya na Naukite (Bulgarian Academy of Sciences, Central Library), Sofia, Bulgaria
Citation
Nauka za Gorata, 2019, 55, 2, pp 33-41
AbstractFull Text

As a relatively new form of breaking dormancy, naked stratification (naked chilling), or stratification without substrates, it has been tested on a number of species with dormant embryo and combined forms of dormancy, with variable results. The application of this method as a pre-treatment in...

Author(s)
Grbic, M.; Skocajic, 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 2, 2004, pp 139-145
AbstractFull Text

Lettuce, as a plant that germinates readily and promptly, is used as an indicator to determine the intensity of inhibitory dormancy and the effect of dissolved pulp of four selected species on germination. Cotoneaster (Cotoneaster horizontalis), holly (Ilex aquifolium), Chinese juniper (Juniperus...

Author(s)
Grbic, M.; Skocajic, 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 2, 2004, pp 131-137
AbstractFull Text

In this paper neural networks, NN, are used in monitoring an introduction of Douglas fir in Serbia. The applications of different structure of NN, NN based on Levenberg-Marquardt algorithm and radial basis function NN are considered. In the first part of the paper model of dependence of plant...

Author(s)
Radonja, P.
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 123-129
AbstractFull Text

The distribution of the fine, thin and coarse roots of the Common walnut (Juglans regia L.) and the hybrid NG23 × RA (J. nigra 23 × J. regia) were analyzed through the depth of the soil profile at distances of 0.30 m and 1.30 m from the tree trunk. The investigations were carried out in 10 years...

Author(s)
Popov, E.
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 111-116
AbstractFull Text

Douglas-fir (Pseudotsuga menziesii Mirb. Franco) has the most extensive latitudinal range of any North American commercial conifers, from 19° to 55° North latitude (New Mexico - British Columbia). Genetic and ecological diversity of Douglas-fir, results from its wide natural range of species...

Author(s)
Lavadinovic, V.; Isajev, V.
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 85-89
AbstractFull Text

The methods of breeding applied in this study are selection and hybridisation aimed at the assessment and directing of the genetic potential of Serbian spruce seed orchard at Godovik, established from 5959 genotypes in 50 half-sib lines. By multiannual analyses of individual and line variability of ...

Author(s)
Sijacic-Nikolic, M.; Isajev, V.
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 49-53
AbstractFull Text

The results presented in this paper deal with the morphological variability of some indicators of Serbian spruce reproduction potential. Variability of cone dimensions and seed quantity per cone was analysed on 25 test trees. The tree number 22 produced the largest cones, average value 60.65/19.46...

Author(s)
Batos, B.; Bojovic, S.; Nikolic, B.
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 25-29
AbstractFull Text

The occurrence and intensity of attack of major epixylous fungi species and economically harmful insect pests and their effect on the health of beech coppice forests was studied in east Serbia (region of Forest Administration Bor). During 2002, on eight temporary sample plots, the greatest impact...

Author(s)
Tabakovic-Toic, M.; Markovic, M.
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 239-246

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