Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains
Astrocaryum jauari Mart. (Arecaceae) is one of the commonest palm species occurring in nutritionally poor Amazonian black water floodplains. It is an emergent or subcanopy tree that grows on river banks and islands, with a wide distribution along the entire flooding gradient, tolerating flood durati...
| Autor principal: | Piedade, Maria Teresa Fernandez |
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| Outros Autores: | Parolin, Pia, Junk, Wolfgang Johannes |
| Grau: | Artigo |
| Idioma: | English |
| Publicado em: |
Revista de Biologia Tropical
2020
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| Acesso em linha: |
https://repositorio.inpa.gov.br/handle/1/18705 |
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oai:repositorio:1-18705 |
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oai:repositorio:1-18705 Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains Piedade, Maria Teresa Fernandez Parolin, Pia Junk, Wolfgang Johannes Arecaceae Brasil Fruit Growth, Development And Aging Physiology Seed Plant Arecaceae Brasil Fruit Seeds Arecaceae Astrocaryum Astrocaryum jauari Mart. (Arecaceae) is one of the commonest palm species occurring in nutritionally poor Amazonian black water floodplains. It is an emergent or subcanopy tree that grows on river banks and islands, with a wide distribution along the entire flooding gradient, tolerating flood durations between 30 and 340 days. The species is important for fish nutrition in the floodplains, and is also used for hearts of palm. In the present study, the auto-ecology of A. jauari w,as analysed over a period of two years in the Anavilhanas Archipelago, Rio Negro, Brazil, with a focus on phenology, fruit production, and seed dispersal. Fruit fall is annual and synchronized with high water levels, with a production of 1.6 ton of fruit ha-1. The fruits are eaten by at least 16 species of fish which either gnaw the pulp, fragment the seed, or ingest the entire fruit, thus acting as dispersal agents. Besides ichthyocory, barochory (with subsequent vegetative propagation) is an important dispersal mode, enhancing the occurrence of large masses of individuals in the Anavilhanas islands and in the region of maximum palm heart extraction near Barcelos. 2020-06-15T22:02:39Z 2020-06-15T22:02:39Z 2006 Artigo https://repositorio.inpa.gov.br/handle/1/18705 en Volume 54, Número 4, Pags. 1171-1178 Restrito Revista de Biologia Tropical |
| institution |
Instituto Nacional de Pesquisas da Amazônia - Repositório Institucional |
| collection |
INPA-RI |
| language |
English |
| topic |
Arecaceae Brasil Fruit Growth, Development And Aging Physiology Seed Plant Arecaceae Brasil Fruit Seeds Arecaceae Astrocaryum |
| spellingShingle |
Arecaceae Brasil Fruit Growth, Development And Aging Physiology Seed Plant Arecaceae Brasil Fruit Seeds Arecaceae Astrocaryum Piedade, Maria Teresa Fernandez Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains |
| topic_facet |
Arecaceae Brasil Fruit Growth, Development And Aging Physiology Seed Plant Arecaceae Brasil Fruit Seeds Arecaceae Astrocaryum |
| description |
Astrocaryum jauari Mart. (Arecaceae) is one of the commonest palm species occurring in nutritionally poor Amazonian black water floodplains. It is an emergent or subcanopy tree that grows on river banks and islands, with a wide distribution along the entire flooding gradient, tolerating flood durations between 30 and 340 days. The species is important for fish nutrition in the floodplains, and is also used for hearts of palm. In the present study, the auto-ecology of A. jauari w,as analysed over a period of two years in the Anavilhanas Archipelago, Rio Negro, Brazil, with a focus on phenology, fruit production, and seed dispersal. Fruit fall is annual and synchronized with high water levels, with a production of 1.6 ton of fruit ha-1. The fruits are eaten by at least 16 species of fish which either gnaw the pulp, fragment the seed, or ingest the entire fruit, thus acting as dispersal agents. Besides ichthyocory, barochory (with subsequent vegetative propagation) is an important dispersal mode, enhancing the occurrence of large masses of individuals in the Anavilhanas islands and in the region of maximum palm heart extraction near Barcelos. |
| format |
Artigo |
| author |
Piedade, Maria Teresa Fernandez |
| author2 |
Parolin, Pia Junk, Wolfgang Johannes |
| author2Str |
Parolin, Pia Junk, Wolfgang Johannes |
| title |
Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains |
| title_short |
Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains |
| title_full |
Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains |
| title_fullStr |
Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains |
| title_full_unstemmed |
Phenology, fruit production and seed dispersal of Astrocaryum jauari (Arecaceae) in Amazonian black water floodplains |
| title_sort |
phenology, fruit production and seed dispersal of astrocaryum jauari (arecaceae) in amazonian black water floodplains |
| publisher |
Revista de Biologia Tropical |
| publishDate |
2020 |
| url |
https://repositorio.inpa.gov.br/handle/1/18705 |
| _version_ |
1787141330349064192 |
| score |
11.755432 |