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    Potensi Stok Karbon Hutan Mangrove dan Tutupan Lahan Lainnya di Lubuk Kertang, Sumatera Utara

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    Date
    2021
    Author
    Ikhwan, M.
    Advisor(s)
    Basyuni, Mohammad
    Sasmito, Sigit Deni
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    Abstract
    Hutan mangrove adalah salah satu jenis hutan penyerap karbon alami jangka panjang yang paling produktif dan efisien. Mangrove memiliki kandungan stok karbon organik berkisar tiga sampai lima kali lebih banyak dibandingkan jenis hutan lain di tanah mineral dan daratan tinggi. Penelitian ini bertujuan untuk mengukur dan membandingkan total stok karbon hutan mangrove dan hutan mangrove yang telah terkonversi menjadi tutupan lahan lainnya di desa Lubuk Kertang, Sumatera utara. Stok karbon yang diukur terdiri dari tiga komponen karbon pool, yaitu biomass pohon, biomassa akar, dan kayu mati atau serasah. Sebanyak tiga transek pengukuran dengan masing-masing 6 plot lingkaran digunakan dalam pengambilan data di setiap tutupan lahan, kecuali pada tutupan lahan perkebunan kelapa hanya terdapat satu transek. Di semua plot, tegakan hidup dan mati diukur diameter, tinggi serta jenis speciesnya. Stok karbon biomassa dihitung dengan menggunakan metode non-destruktif, yaitu dengan menggunakan persamaan alometrik. Total rataan stok karbon pada hutan mangrove alami sebesar 158 MgC/ha, hutan mangrove restorasi sebesar 84 MgC/ha, dan mangrove yang telah ditebang sebesar 46 MgC/ha. Total rataan stok karbon tutupan lahan yang telah terkonversi menjadi lahan perkebunan kelapa sebesar 19 MgC/ha dan perkebunan kelapa sawit sebesar 140 MgC/ha.
     
    Mangrove forest is one of the most productive and efficient long-term natural carbon sink ecosystems. This coastal wetland stores between three and five times more organic carbon stocks than uplandforests. This study aims to measure and compare the total carbon stocks, which includes three main carbon pools, namely tree biomass, root biomass, and dead wood or litter across mangrove forests and other land uses in Lubuk Kertang village, North Sumatra. A total of five (5) land covers were studied, and three transects, except for plantation land cover there is only one transect, with 6 of 7 m circular plots were developed. All living trees and dead wood in side all plots were assessed for their diameter, height and species name. Carbon stocks data were subsequently estimated by using species specific allometric equations. The total average carbon stocks in natural mangrove forests are 158 MgC/ha, in restorated forests are 84 MgC/ha, and in logged forests are 46 MgC/ha. The total average carbon stocks at converted mangrove to coconut plantation are 19 MgC/ha and oil palm plantation are 140 MgC/ha.

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    https://repositori.usu.ac.id/handle/123456789/45055
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    • Undergraduate Theses [2068]

    Repositori Institusi Universitas Sumatera Utara - 2025

    Universitas Sumatera Utara

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    Repositori Institusi Universitas Sumatera Utara - 2025

    Universitas Sumatera Utara

    Perpustakaan

    Resource Guide

    Katalog Perpustakaan

    Journal Elektronik Berlangganan

    Buku Elektronik Berlangganan

    DSpace software copyright © 2002-2016  DuraSpace
    Contact Us | Send Feedback
    Theme by 
    Atmire NV