Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia

Durian is economically important for local livelihoods in Indonesia. Our study investigated the identity of pollinators of semi‐wild durian and subsequently estimated the economic contribution of these pollination services. We conducted pollination exclusion experiments and deployed camera traps at...

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Autores principales: Sheherazade, Ober, H.K., Tsang, S.M.
Formato: Journal Article
Lenguaje:Inglés
Publicado: Wiley 2019
Materias:
Acceso en línea:https://hdl.handle.net/10568/112869
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author Sheherazade
Ober, H.K.
Tsang, S.M.
author_browse Ober, H.K.
Sheherazade
Tsang, S.M.
author_facet Sheherazade
Ober, H.K.
Tsang, S.M.
author_sort Sheherazade
collection Repository of Agricultural Research Outputs (CGSpace)
description Durian is economically important for local livelihoods in Indonesia. Our study investigated the identity of pollinators of semi‐wild durian and subsequently estimated the economic contribution of these pollination services. We conducted pollination exclusion experiments and deployed camera traps at durian trees from October 2017 to January 2018 in an area where the local economy depends on durian production in West Sulawesi, Indonesia. Durian flowers in the experiment that were accessible to bats had significantly higher fruit set compared with flowers that were completely closed to animal visitors or those that could only be visited by insects, suggesting that bats were the primary durian pollinator. The small, highly nectarivorous cave nectar bat (Eonycteris spelaea) visited more inflorescences (n = 25) and had visits of much longer duration ( = 116.87 sec/visit) than the two species of flying foxes: Pteropus alecto (n = 7 inflorescences visited, = 11.07 sec/visit) and Acerodon celebensis (n = 6 inflorescences visited, = 11.60 sec/visit). Visits by large and small bats were influential in differentiating successful durian fruit production from unsuccessful. Using a bioeconomic approach, we conservatively estimate that bat pollination services are valued at ~$ 117/ha/fruiting season. By demonstrating an ecological link between bats and the local economy, this research provides an urgent message for Southeast Asian governments regarding the need to promote bat conservation in order to increase the production of durian grown under semi‐wild conditions.Abstract in Indonesia is available with online material.
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spelling CGSpace1128692024-08-27T10:35:37Z Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia Sheherazade Ober, H.K. Tsang, S.M. ecosystem services economic impact biodiversity livelihoods Durian is economically important for local livelihoods in Indonesia. Our study investigated the identity of pollinators of semi‐wild durian and subsequently estimated the economic contribution of these pollination services. We conducted pollination exclusion experiments and deployed camera traps at durian trees from October 2017 to January 2018 in an area where the local economy depends on durian production in West Sulawesi, Indonesia. Durian flowers in the experiment that were accessible to bats had significantly higher fruit set compared with flowers that were completely closed to animal visitors or those that could only be visited by insects, suggesting that bats were the primary durian pollinator. The small, highly nectarivorous cave nectar bat (Eonycteris spelaea) visited more inflorescences (n = 25) and had visits of much longer duration ( = 116.87 sec/visit) than the two species of flying foxes: Pteropus alecto (n = 7 inflorescences visited, = 11.07 sec/visit) and Acerodon celebensis (n = 6 inflorescences visited, = 11.60 sec/visit). Visits by large and small bats were influential in differentiating successful durian fruit production from unsuccessful. Using a bioeconomic approach, we conservatively estimate that bat pollination services are valued at ~$ 117/ha/fruiting season. By demonstrating an ecological link between bats and the local economy, this research provides an urgent message for Southeast Asian governments regarding the need to promote bat conservation in order to increase the production of durian grown under semi‐wild conditions.Abstract in Indonesia is available with online material. 2019-11 2021-03-08T09:02:01Z 2021-03-08T09:02:01Z Journal Article https://hdl.handle.net/10568/112869 en Limited Access Wiley Sheherazade, Ober, H.K., Tsang, S.M. 2019. Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia . Biotropica, 51(6): 913-922. https://doi.org/10.1111/btp.12712
spellingShingle ecosystem services
economic impact
biodiversity
livelihoods
Sheherazade
Ober, H.K.
Tsang, S.M.
Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia
title Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia
title_full Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia
title_fullStr Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia
title_full_unstemmed Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia
title_short Contributions of bats to the local economy through durian pollination in Sulawesi, Indonesia
title_sort contributions of bats to the local economy through durian pollination in sulawesi indonesia
topic ecosystem services
economic impact
biodiversity
livelihoods
url https://hdl.handle.net/10568/112869
work_keys_str_mv AT sheherazade contributionsofbatstothelocaleconomythroughdurianpollinationinsulawesiindonesia
AT oberhk contributionsofbatstothelocaleconomythroughdurianpollinationinsulawesiindonesia
AT tsangsm contributionsofbatstothelocaleconomythroughdurianpollinationinsulawesiindonesia