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Effect of spacing on juvenile growth and variability of Eucalyptus clones.
Bouvet, J. M.; Canadian Journal of Forest Research, 1997, 27, 2, pp 174-179, 32 ref. A clonal test, test R91-1, comprising 12 Eucalyptus tereticornis × Eucalyptus grandis clones (hybrids currently used in Congolese plantations) was set...
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The biology of okoumé. Final report of technical support.
Kam, M. de; Verkaar, H. J. P. A.; Evers, P. W.; Dam, B. C. van; Breteler, F. J.; Instituut voor Bos- en Natuuronderzoek (IBN-DLO), Wageningen, Netherlands, IBN Research Report, 1996, 96/8, pp 185 pp. This document outlines a project which was undertaken, from January 1993 to December 1995 (financed by the ITTO, and with the assistance of technical ...
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Restoration of a Sri Lankan rainforest: using Caribbean pine Pinus caribaea as a nurse for establishing late-successional tree species.
Ashton, P. M. S.; Gamage, S.; Gunatilleke, I. A. U. N.; Gunatilleke, C. V. S.; Journal of Applied Ecology, 1997, 34, 4, pp 915-925, 48 ref. In the moist tropics, studies have demonstrated poor seedling establishment of late-successional trees on lands cleared of forest. This study examined...
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Relative effects of herbivory by sheep, rabbits, goats and kangaroos on recruitment and regeneration of shrubs and trees in eastern South Australia.
Tiver, F.; Andrew, M. H.; Journal of Applied Ecology, 1997, 34, 4, pp 903-914, 61 ref. Short-term recruitment and long-term regeneration of 18 species of shrubs and trees in over 600 populations in eastern South Australia were determined...
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Herbivory by the weevil Phelypera schueppeli (Curculionidae) feeding on the tree Pachira aquatica (Bombacaceae) and parasitoid attack.
Diniz, I. R.; Morais, H. C.; Revista de Biología Tropical, 1996, 44, 2/B, pp 919-921, 6 ref. Populations of Phelypera schueppeli (all stages) were counted on 22 street trees of Pachira aquatica (an exotic, used as shade trees in several Brazil...
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Shoot biomass of natural stump regrowth in cropping systems in the subhumid forest savanna mosaic zone of West Africa.
Böhringer, A.; Leihner, D. E.; Böcker, R.; Tropenlandwirt, 1996, 97, 2, pp 225-239, 25 ref. A rapidly growing population calls for intensified cropping in the subhumid forest savanna mosaic zone of West Africa, endangering the ecological and ...
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Evaluation of fungicides for control of Sphaeropsis shoot blight of red pine nursery seedlings.
Stanosz, G. R.; Smith, D. R.; Canadian Journal of Forest Research, 1996, 26, 3, pp 492-497, 15 ref. A nursery study was conducted in central Wisconsin to evaluate possible chemical alternatives to the fungicide benomyl for control of shoot blight cau...
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Relationships between crown dimensions and stem development in Fraxinus excelsior.
Ottorini, J. M.; Goff, N. le; Cluzeau, C.; Canadian Journal of Forest Research, 1996, 26, 3, pp 394-401, 35 ref. The relationships between crown development and stem volume increment of ash (Fraxinus excelsior) were considered in the framework of a project where ...
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A heat-resistant plugging agent made from larch tannin extract.
Ma BaoQi; Wang XiaoQuan; Chen FanGeng; Wei Jun; Chemistry and Industry of Forest Products, 1997, 17, 1, pp 11-15, 10 ref. A heat-resistant plugging agent, which can be used in the thermorecovery of petroleum industry, was made from larch [Larix leptolepis] tannin extract,...
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A study of the impact of the European wild rabbit (Oryctolagus cuniculus L.), on young tree plantations.
Downes, A.; Whelan, J.; Irish Forestry, 1992, recd. 1997, 49, 1/2, pp 40-54, 31 ref. The relative susceptibility of 7 tree species of broadleaves and conifers to damage by the European rabbit (Oryctolagus cuniculus) was investigated on...
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