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Journal : Buletin LOUPE (Laporan Umum Penelitian)

Hubungan Diameter dan Tinggi Pohon Ekaliptus (Eucalyptus pellita) di Areal Hutan Tanaman Industri PT. ITCI HUTANI MANUNGGAL, Kabupaten Kutai Kartanegara: Diameter and Height Relationship The Ecalyptus Tree (eucalyptus pellita) in The Industrial Plant Forest Area of PT. ITCI HUTANI MANUNGGAL, Kutai Kartanegara District Hasanudin; Masrudy, Muhammad; Malaysia, Emy; Aquastini, Dwinita; Fadjeri, Muhammad
Jurnal Loupe Vol 19 No 01 (2023): Edisi Juni 2023
Publisher : Jurusan Pertanian Politeknik Pertanian Negeri Samarinda Kampus Sei Keledang Jalan Samratulangi, Kotak Pos 192 Samarinda 75123

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51967/buletinloupe.v19i01.2411

Abstract

Tujuan dari penelitian ini adalah untuk mengetahui seberapa jauh hubungan (keeratan) diameter dengan tinggi pohon Ekaliptus (Eucalyptus pellita) umur 3 tahun yang ditanam di areal Hutan Tanaman Industri PT. ITCI Hutani Manunggal. Sampel dalam penelitian ini sebanyak 50 pohon yang terdiri dari 35 pohon untuk menyusun suatu model penaksiran tinggi dan 15 pohon untuk validasi dari model yang terpilih. Pohon sampel dan pohon untuk validasi diambil dari lokasi yang sama dan dengan cara pengukuran yang sama. Berdasarkan hasil pengukuran data diperoleh sebaran diameter antara 6.0-14,2 cm dan tinggi antara 9,2 – 16.7 m. Hasil analisis didapat hubungan diameter dengan tinggi pohon ekaliptus (eucalyptus pellita) umur 3 tahun, yaitu log H = 0.4412261 + 0.67606319 log D atau H = 2.80622579D0.67606319 besarnya koefisien korelasi (r) 0.965929 dan koefisien determinasi sebesar 93.30%. Hasil validasi persamaan dengan menggunakan uji T didapat bahwa t-hitung lebih kecil dibandingkan dengan t-tabel. Hal ini menunjukan bahwa persamaan tersebut dapat digunakan untuk menaksir tinggi pohon pada areal tersebut.
Utilization of the DJI Phantom 3 Advance Quadcopter Type Drone Vehicle for Area Mapping of the Samarinda State Agricultural Polytechnic Campus Widyasasi, Dyah; Pramono, Dwi Agung; Hasanudin, Hasanudin; Aquastini, Dwinita; Malaysia, Emi; Djatmiko, Rudi
Jurnal Loupe Vol 20 No 01 (2024): June 2024
Publisher : Jurusan Pertanian Politeknik Pertanian Negeri Samarinda Kampus Sei Keledang Jalan Samratulangi, Kotak Pos 192 Samarinda 75123

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51967/buletinloupe.v20i01.3029

Abstract

This research is motivated by the fact that currently remote sensing technology continues to develop, both in terms of data collection and processing. This is characterized by the existence of data collection techniques using unmanned aerial vehicles for aerial photo mapping. The advantage of using this technology is that it is effective and efficient both in terms of time and human resources for mapping in areas that are not too large. Another advantage is that it can produce clearer photos, because the plane's flying height is below 400 meters above ground level so that during the shooting process there is no cloud interference. The aim of this research is to create an aerial photo map at the Samarinda State Agricultural Polytechnic, validate objects in aerial photos and in the field, and provide information about the area, boundaries and topography of the Samarinda State Agricultural Polytechnic campus area. The implementation of activities and research objects is the Samarinda State Agricultural Polytechnic campus area. This research uses a small format aerial photo mapping method using a Quadcopter, making it easier to determine where to start taking off and landing. With a Quadcopter vehicle, grounding problems are no longer an obstacle. The research results showed that photography carried out with a Quadcopter at a height of 200 m above the ground produced an area of 28.17 Ha and a spatial resolution of 8.40 cm/pixel. The validation results in aerial photos and in the field using drones have a small difference between 0-4 cm with an average of 1.625 cm/photo. From the digitization results of campus objects, there are 30 objects on campus with a total area of 2.67 Ha. As for the topography results in the campus area, the highest point is 107.5 meters above sea level and the lowest point is 60 meters above sea level.