Phenology of some dipterocarps

Phenological observations have been carried out on all the dipterocarps (except the genera Vatica and Hopea) recorded on 20 ha of mixed lowland dipterocarp forest in the Berau district (Kalimantan Timur, Indonesia). More particularly, a fruiting peak was observed at the end of January 1995. Although...

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Autores principales: Nguyen-The, N., Sist, P.
Formato: Capítulo de libro
Lenguaje:Inglés
Publicado: 1998
Materias:
Acceso en línea:https://hdl.handle.net/10568/17880
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author Nguyen-The, N.
Sist, P.
author_browse Nguyen-The, N.
Sist, P.
author_facet Nguyen-The, N.
Sist, P.
author_sort Nguyen-The, N.
collection Repository of Agricultural Research Outputs (CGSpace)
description Phenological observations have been carried out on all the dipterocarps (except the genera Vatica and Hopea) recorded on 20 ha of mixed lowland dipterocarp forest in the Berau district (Kalimantan Timur, Indonesia). More particularly, a fruiting peak was observed at the end of January 1995. Although fruiting trees were observed in all diameter classes from 10 cm dbh, it turned out that the proportion of fertile trees was maximum and stable only above 50 cm dbh, which could be considered as a limit of maturity for dipterocarps. Considering only the trees above 50 cm dbh, the proportion of fruiting individuals was 66%, which is defined as a "mast fruiting" in the literature. Nevertheles, this fertility varied between genera. The genus Dipterocarpus participated at 82.3% while the genus Shorea participated at 54.5%. Within one genus, differences between species were also observed
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spelling CGSpace178802025-01-24T14:20:05Z Phenology of some dipterocarps Nguyen-The, N. Sist, P. dipterocarpaceae phenology seasonality species diversity maturiy Phenological observations have been carried out on all the dipterocarps (except the genera Vatica and Hopea) recorded on 20 ha of mixed lowland dipterocarp forest in the Berau district (Kalimantan Timur, Indonesia). More particularly, a fruiting peak was observed at the end of January 1995. Although fruiting trees were observed in all diameter classes from 10 cm dbh, it turned out that the proportion of fertile trees was maximum and stable only above 50 cm dbh, which could be considered as a limit of maturity for dipterocarps. Considering only the trees above 50 cm dbh, the proportion of fruiting individuals was 66%, which is defined as a "mast fruiting" in the literature. Nevertheles, this fertility varied between genera. The genus Dipterocarpus participated at 82.3% while the genus Shorea participated at 54.5%. Within one genus, differences between species were also observed 1998 2012-06-04T09:04:42Z 2012-06-04T09:04:42Z Book Chapter https://hdl.handle.net/10568/17880 en Nguyen-The, N., Sist, P. 1998. Phenology of some dipterocarps . In: Bertault, J.G, Kadir, K., (eds). Silvicultural research in a lowland mixed dipterocarp forest of East Kalimantan, the contribution of STREK project. :95-110.
spellingShingle dipterocarpaceae
phenology
seasonality
species diversity
maturiy
Nguyen-The, N.
Sist, P.
Phenology of some dipterocarps
title Phenology of some dipterocarps
title_full Phenology of some dipterocarps
title_fullStr Phenology of some dipterocarps
title_full_unstemmed Phenology of some dipterocarps
title_short Phenology of some dipterocarps
title_sort phenology of some dipterocarps
topic dipterocarpaceae
phenology
seasonality
species diversity
maturiy
url https://hdl.handle.net/10568/17880
work_keys_str_mv AT nguyenthen phenologyofsomedipterocarps
AT sistp phenologyofsomedipterocarps