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Sago palm (Metroxylon spp.) is a tropical plant adapted to marginal land such as fresh water swamp, peat swamp or brackish water.  The objective of the researche is to identify physical and chemical habitat characteristics of sago palm in the Seram island, Maluku.  The research was conducted in nine months from March to November 2009.  The observation was conducted at three samples area, namely Luhu (West Seram District), Sawai (Central Maluku District), and Werinama (East Seram  District).  Soi Samin Botanri; Dede Setiadi; Edi Guhardja; Ibnul Qayim; Lilik B. Prasetyo
Forum Pasca Sarjana Vol. 34 No. 1 (2011): Forum Pascasarjana
Publisher : Forum Pasca Sarjana

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Abstract

Sago palm (Metroxylon spp.) is a tropical plant adapted to marginal land such as fresh water swamp, peat swamp or brackish water.  The objective of the researche is to identify physical and chemical habitat characteristics of sago palm in the Seram island, Maluku.  The research was conducted in nine months from March to November 2009.  The observation was conducted at three samples area, namely Luhu (West Seram District), Sawai (Central Maluku District), and Werinama (East Seram  District).  Soil and water samples were taken at samples area and analyzed at Soil Research Center Laboratory, Bogor.  Result showed that sago palm at the Seram island can be found at four different habitat types, namely: 1) upland habitat/dry land, 2) temporary inundated fresh water swamp, 3) temporary inundated brackish water, and 4) permanent inundated fresh water swamp.  Soil texture of these habitats characterized by clay-loam and silty-clay with average bulk density of about 1.20.  The soil has acidic reaction that consists of medium soil organic and having medium cation exchange capacity (CEC).  Except for Fe and Alwhich were high, the nutrient content of the soil was very low. Salinity of water was less than 1.0 ppt (part per thousand).  Nitrate (NO3-), phosphate (PO43-) and other cation such us NH4+, K+, Ca2+, and Mg2+ were found relatively high in water.  Micro climate condition under sago stands (clump of Sago) such us temperature, relative humidity, and sun radiation intensity are low with very narrow fluctuation.  Micro-climate conditions were characterized by temperature ranging from 22,69oC to 23,94oC, meanwhile relative humidity ranging from 87,97 to 91,60%.  In case of  sun light intensity at near clump of sago palm reached of about 206,53 lux (12,40%).   Keywords: habitat type, Metroxylon spp., land, micro climate, Seram Island
Komposisi Guild dan Lebar Relung Burung Strata Bawah di Sipisang, Sumatera Barat Wilson Novarino; Ani Mardiastuti; Lilik B. Prasetyo; Reviany Widjakusuma; Yeni A. Mulyani; Hiroshi Kobayashi; Anas Salsabila; Jarulis Jarulis; M. Nazri Janra
Biota : Jurnal Ilmiah Ilmu-Ilmu Hayati Vol 13, No 3 (2008): October 2008
Publisher : Universitas Atma Jaya Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24002/biota.v13i3.2569

Abstract

Guild composition and niche breadth are important point on avian studies. This paper describes the guild composition and niche breadth of understorey bird in Sipisang, West Sumatra. The study was conducted since May 2002 until October 2004 for approximately 10 days each month (totally 284 days or 51.120 net.hours). Fifteen mist nets were operated on ground level separately on three locations, which made 60 m line each. Mist nets were operated from 6.00 AM until 18.00 PM, and checked every two hours. The captured birds were identified, ringed, measured, weighted, photographed and released. In total 1061 individuals were captured during the study; those birds belong to 103 Species and 28 families. Based on guild, study area was dominated by insectivore-frugivore birds (IF) both in species and individual level. Meanwhile terrestrial frugivorous (TF) became the lowest one. Insectivore-frugivore also recorded has the broadest niche breadth. The bird communities dominated by small birds, which have weight lower than 30 g.