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  • 1
    Publication Date: 2011-05-18
    Description: Local and landscape-scale agricultural intensification is a major driver of global biodiversity loss. Controversially discussed solutions include wildlife-friendly farming or combining high-intensity farming with land-sparing for nature. Here, we integrate biodiversity and crop productivity data for smallholder cacao in Indonesia to exemplify for tropical agroforests that there is little relationship between yield and biodiversity under current management, opening substantial opportunities for wildlife-friendly management. Species richness of trees, fungi, invertebrates, and vertebrates did not decrease with yield. Moderate shade, adequate labor, and input level can be combined with a complex habitat structure to provide high biodiversity as well as high yields. Although livelihood impacts are held up as a major obstacle for wildlife-friendly farming in the tropics, our results suggest that in some situations, agroforests can be designed to optimize both biodiversity and crop production benefits without adding pressure to convert natural habitat to farmland.
    Keywords: Sustainability Science
    Print ISSN: 0027-8424
    Electronic ISSN: 1091-6490
    Topics: Biology , Medicine , Natural Sciences in General
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  • 2
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    In:  Blumea - Biodiversity, Evolution and Biogeography of Plants (0006-5196) vol.54 (2009) nr.1/3 p.119
    Publication Date: 2017-02-03
    Description: The tree diversity of sub-montane and lower montane primary forests is studied in plot-based inventories on two sites in Lore Lindu National Park, Central Sulawesi. Out of 166 species in total, 50 % are new records for Sulawesi (19 %) or the Central Sulawesi province (31 %). Species richness decreases with altitude. In the submontane forest, the highest Family Importance Values (FIV) are reached by the Lauraceae, Fagaceae, Sapotaceae, Moraceae and Euphorbiaceae. In the lower montane forest, the Fagaceae are of major importance (FIV 71.9), followed at some distance by the Myrtaceae, Elaeocarpaceae and Lauraceae. For each site, a group of important families is identified that is of minor importance or absent on the other site. The comparison of basal area (BA), number of species and FIV with published plot-based studies in sub-montane and lower montane primary forests in Malesia (Borneo, Sulawesi, Papua New Guinea) reveals: 1) with 35.4 and 37.1 m² ha-1, the BA is comparable to that measured in Borneo and Papua New Guinea, but does not support previous findings of extremely high BA in Sulawesi forests; 2) species richness is comparable to that in Borneo and other Sulawesi forests, but lower than in Papua New Guinea; 3) decrease in diversity with altitude is in accordance with findings in Borneo; 4) in sub-montane forests, the Lauraceae are generally important; the Sulawesi studies are closely related to those from Papua New Guinea; 5) the lower montane forests have the Fagaceae and Myrtaceae as most important families in common.
    Keywords: Flora Malesiana ; Lore Lindu ; montane forest ; primary forest ; rain forest ; SE Asia ; Sulawesi ; tree diversity
    Repository Name: National Museum of Natural History, Netherlands
    Type: Article / Letter to the editor
    Format: application/pdf
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  • 3
    Publication Date: 2015-03-06
    Description: Sulawesi comprises of about 182,870 km² of land and fewer botanical specimens (about 23 specimens per 100 km², Whitten et al., 1987) have been collected here than in any other major island in Indonesia. This island is up to date botanically poorly explored and according to Van Steenis (1950) about 32,500 specimens of plants were recorded, the number is probably only a rough estimation and certainly in the precomputer era not based on real specimens. Within the framework of STORMA (Stability of Rainforest Margins) we analyzed the vegetation in several plots of one hectare of different land use systems at the Lore Lindu National Park, Central Sulawesi, Indonesia. Rapidly we were faced with the problem that the identification of the mostly sterile trees would be almost impossible without a sound basic checklist. Because previous hardcopies (Hildebrand, 1950; Soewanda & Tantra, 1973; Whitmore et al., 1989) were either outdated or incomplete (especially for the small diameter trees) we decided to create a new one using data of actual plant specimens housed at the National Herbarium of the Netherlands, Universiteit Leiden branch (with duplicate specimens in several other herbaria like BO, E, K and others), and enter them in the BRAHMS (Botanical Research and Herbarium Management Systems) database developed by Denis Filer, University of Oxford. More than 120 woody families have been screened and the label information of all specimens (c. 13,000) checked and partly analysed. The density index calculated from our figures is very low (7) but for the first time underpinned by hard, retrievable data. As we did not include species — and specimens rich herbaceous families in our calculations (Orchidaceae, Poaceae, Zingiberaceae, ferns, etc.) the much lower collection index can be at least partially explained.
    Repository Name: National Museum of Natural History, Netherlands
    Type: Article / Letter to the editor
    Format: application/pdf
    Location Call Number Limitation Availability
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  • 4
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    In:  Blumea: Biodiversity, Evolution and Biogeography of Plants vol. 62 no. 1, pp. 6-6
    Publication Date: 2024-01-12
    Description: During taxonomic studies on Syzygium (Myrtaceae) from \nSulawesi, it came to our attention that in Blumea 54, 2009: \n119\xe2\x80\x93123 on p. 121, species no. 131 was accidentally omitted \nin Table 2 (cont.).
    Repository Name: National Museum of Natural History, Netherlands
    Type: info:eu-repo/semantics/article
    Format: application/pdf
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  • 5
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    Unknown
    In:  Blumea: Biodiversity, Evolution and Biogeography of Plants vol. 54 no. 1/3, pp. 119-123
    Publication Date: 2024-01-12
    Description: The tree diversity of sub-montane and lower montane primary forests is studied in plot-based inventories on two sites in Lore Lindu National Park, Central Sulawesi. Out of 166 species in total, 50 % are new records for Sulawesi (19 %) or the Central Sulawesi province (31 %). Species richness decreases with altitude. In the submontane forest, the highest Family Importance Values (FIV) are reached by the Lauraceae, Fagaceae, Sapotaceae, Moraceae and Euphorbiaceae. In the lower montane forest, the Fagaceae are of major importance (FIV 71.9), followed at some distance by the Myrtaceae, Elaeocarpaceae and Lauraceae. For each site, a group of important families is identified that is of minor importance or absent on the other site. The comparison of basal area (BA), number of species and FIV with published plot-based studies in sub-montane and lower montane primary forests in Malesia (Borneo, Sulawesi, Papua New Guinea) reveals: 1) with 35.4 and 37.1 m\xc2\xb2 ha-1, the BA is comparable to that measured in Borneo and Papua New Guinea, but does not support previous findings of extremely high BA in Sulawesi forests; 2) species richness is comparable to that in Borneo and other Sulawesi forests, but lower than in Papua New Guinea; 3) decrease in diversity with altitude is in accordance with findings in Borneo; 4) in sub-montane forests, the Lauraceae are generally important; the Sulawesi studies are closely related to those from Papua New Guinea; 5) the lower montane forests have the Fagaceae and Myrtaceae as most important families in common.
    Keywords: Flora Malesiana ; Lore Lindu ; montane forest ; primary forest ; rain forest ; SE Asia ; Sulawesi ; tree diversity
    Repository Name: National Museum of Natural History, Netherlands
    Type: info:eu-repo/semantics/article
    Format: application/pdf
    Format: application/pdf
    Location Call Number Limitation Availability
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  • 6
    Publication Date: 2024-01-12
    Description: Sulawesi comprises of about 182,870 km\xc2\xb2 of land and fewer botanical specimens (about 23 specimens per 100 km\xc2\xb2, Whitten et al., 1987) have been collected here than in any other major island in Indonesia. This island is up to date botanically poorly explored and according to Van Steenis (1950) about 32,500 specimens of plants were recorded, the number is probably only a rough estimation and certainly in the precomputer era not based on real specimens. Within the framework of STORMA (Stability of Rainforest Margins) we analyzed the vegetation in several plots of one hectare of different land use systems at the Lore Lindu National Park, Central Sulawesi, Indonesia. Rapidly we were faced with the problem that the identification of the mostly sterile trees would be almost impossible without a sound basic checklist. Because previous hardcopies (Hildebrand, 1950; Soewanda & Tantra, 1973; Whitmore et al., 1989) were either outdated or incomplete (especially for the small diameter trees) we decided to create a new one using data of actual plant specimens housed at the National Herbarium of the Netherlands, Universiteit Leiden branch (with duplicate specimens in several other herbaria like BO, E, K and others), and enter them in the BRAHMS (Botanical Research and Herbarium Management Systems) database developed by Denis Filer, University of Oxford.\nMore than 120 woody families have been screened and the label information of all specimens (c. 13,000) checked and partly analysed. The density index calculated from our figures is very low (7) but for the first time underpinned by hard, retrievable data. As we did not include species \xe2\x80\x94 and specimens rich herbaceous families in our calculations (Orchidaceae, Poaceae, Zingiberaceae, ferns, etc.) the much lower collection index can be at least partially explained.
    Repository Name: National Museum of Natural History, Netherlands
    Type: info:eu-repo/semantics/article
    Format: application/pdf
    Location Call Number Limitation Availability
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