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Journal : METAMORFOSA Journal of Biological Sciences

Analisis Vegetasi dan Pendugaan Cadangan Karbon Tersimpan di Hutan Lindung Adat Ghimbo Bonca Lida Kampar Riau Dina Remina; Chairul Chairul; Nurainas Nurainas
Metamorfosa: Journal of Biological Sciences Vol 6 No 1 (2019)
Publisher : Prodi Magister Ilmu Biologi, Fakultas MIPA, Universitas Udayana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/metamorfosa.2019.v06.i01.p04

Abstract

Indonesia is one country that has the largest tropical forests in the world with an area of 133.69 million hectares of forest area. However, the presence of Indonesian forest threatened by deforestation and forest degradation. Efforts to overcome performed with the use of forests as providers of ecological and sink carbon. Analysis study conducted to determine the composition and structure of vegetation and carbon content in indigenous Protected Forest Ghimbo Bonca Lida, to obtain data on land use biomass part terraced plot (20x100 m) combined with traffic method. Carbon As for content used data allometric equation Kettering (2001) BK = 0.11 r D2.62 . The result showed 76 species and 116 individuals belonging to 32 families. The dominant species on the level of the tree that is Syzygium cf filiformis. Carbon stocks of plant life at the top of the Indigenous Protected Forest Ghimbo Bonca Lida at 23.864,72 kg/ha and the carbon stocks nekromass of 39.071,06 kg/ha. The total carbon stocks in the Indigenous Protected Forest Ghimbo Bonca Lida of 134.529,96 kg/ha or 134,53 ton/ha
Kerapatan Dua Populasi Tumbuhan Invasif Lokal Arenga obtusifolia Mart. di Cagar Alam, Sumatera Barat Meitri Hartika; Syamsuardi Syamsuardi; Nurainas Nurainas
Metamorfosa: Journal of Biological Sciences Vol 6 No 2 (2019)
Publisher : Prodi Magister Ilmu Biologi, Fakultas MIPA, Universitas Udayana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/metamorfosa.2019.v06.i02.p17

Abstract

Lembah Anai and Rimbo Panti nature reverse forest were conservation area that supppsed getting invacived by Langkap (Arenga obtusifolia Mart.). Since Langkap has tendency to invaded this conservation area so it is necessary to do a research about species of invasive for density of Langkap in Lembah Anai and Rimbo Panti nature reverse area. The aim this study was to determine of characteristic reproductive, dispersal and density of Langkap in two populations. Collecting sample was used quadrat method. For the density of A. obtusifolia Mart. in Cagar Alam Rimbo Panti higher than in Cagar Alam. Lembah Anai. This is because the vegetation in Cagar Alam Rimbo Panti slightly so that A. obtusifolia Mart. more dominating the area. Keywords : Invasive species, A. obtusifolia Mart., Cagar Alam Lembah Anai, Cagar Alam Rimbo Panti, density.