Claim Missing Document
Check
Articles

Found 2 Documents
Search
Journal : Jurnal Silvikultur Tropika (JST)

Respon Pertumbuhan Bibit Rhizophora apiculata Terhadap Penerapan Beberapa Jenis Pupuk di Pulau Sembilan Kecamatan Pangkalan Susu Kabupaten Langkat Yunasfi; Ramadhan, Yudha Ilham; Utomo, Budi; Susetya, Ipanna Enggar; Dalimunthe, Afifuddin
Journal of Tropical Silviculture Vol. 15 No. 01 (2024): Jurnal Silvikutur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.15.01.57-64

Abstract

Pengaruh terhadap pertumbuhan bibit Rhizopora apiculata yang diberi pupuk Beauveria, Mikoriza, Trichoderma maupun tidak diberi pupuk. Hutan bakau merupakan ekosistem utama penunjang aktivitas kehidupan di wilayah pesisir dan berperan penting dalam menjaga keseimbangan siklus biologis pada lingkungan. Tujuan penelitian ini adalah untuk mengetahui pengaruh pemberian pupuk beauveria, pupuk thrichoderma, pupuk mikoriza dan tidak diberikan pupuk terhadap pertumbuhan bibit Rhizophora apiculata. Penelitian ini menggunakan rancangan acak lengkap (RAL) yang terdiri dari 4 perlakuan dengan 10 kali pengulangan. Perlakuan dilakukan dengan P0 = kontrol, P1 = Beauveria, P2 = Trichoderma, P3 = Mikoriza. Dari data hasil pengamatan tinggi bibit, diameter bibit dapat disimpulkan bahwa pengaruh pemberian pupuk tidak mempengaruhi pertumbuhan tanaman dan dapat dinyatakan tidak signifikan. Kata kunci: Desain acak lengkap, Hutan mangrove, Rhizophora apiculata, Penilaian pertumbuhan, Pupuk
Demonstration of Species Composition, Stand Structure, Biomass and Carbon Storage in Stands at the Bamboo Arboretum, IPB Darmaga Campus Bagaskara, Alamsyah; Kusmana, Cecep; Yunasfi
Journal of Tropical Silviculture Vol. 15 No. 02 (2024): Jurnal Silvikutur Tropika
Publisher : Departemen Silvikultur, Fakultas Kehutanan dan Lingkungan, Institut Pertanian Bogor (IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/j-siltrop.15.02.107-114

Abstract

Forest ecosystems can absorb greenhouse gases by absorbing CO2 from the air to store carbon in vegetation. The IPB Darmaga Campus Bamboo Arboretum is one of the green opn spaces on campus in an effort to reduce environmental pollution in the city. The aim of this research is to describe species composition, vegetation structure, estimate biomass potential, carbon storage and carbon dioxide (CO2) uptake, as well as describe soil properties in the Bamboo Arboretum, IPB Darmaga Campus. The method used is measuring diameter and height (trees, poles, stakes, dead wood and dead trees) as well as measuring the water content of undergrowth, seedlings, litter and twigs. Soil data collection was carried out using the purposive sampling method. The research results show that the species composition of the forest stands at the Bamboo Arboretum on the IPB Darmaga Campus is dominated by Hevea brasiliensis (rubber zone and Dipterocarpaceae zone), Bambusa blumeana (bamboo zone), and Swietenia mahagoni (mixed zone). The rubber zone is the zone with the highest value of biomass, carbon storage, and carbon dioxide uptake. The soil organic C content in the Bamboo Arboretum of the IPB Darmaga Campus in the Dipterocarpaceae zone, rubber zone and bamboo zone is high, while in the mixed zone it is medium. Keywords: Biomass, carbon, carbon dioxide, composition, necromass