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Journal : BIOTIK: Jurnal Ilmiah Biologi Teknologi dan Kependidikan

Pola Aktivitas Orangutan (Pongo abelii) di Kawasan Taman Nasional Gunung Leuser Ketambe Aceh Tenggara Afkar ,; Nadia Aldyza
Biotik Vol 3, No 2 (2015): JURNAL BIOTIK
Publisher : Universitas Islam Negeri Ar-Raniry

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/biotik.v3i2.1003

Abstract

The study was conducted in the area of Gunung Leuser National Park Ketambe, Southeast Aceh, in January 2016. This study aimed (1) to find out the activity patterns of orangutan (Pongo abelii), and (2) to determine the dominant activities of orangutan (Pongo abelii) in Gunung Leuser National Parks Ketambe Southeast Aceh district. The data were collected by using Focal Animal Sampling Method and recording of data using One Zero Sampling Method. The research found that there were three orangutans (Pongo abelii), and the activities of orangutan (Pongo abelii) were eating 13 % , moving 4 % , sitting 21 % , standing 5 % , sleeping 0 % , looking for lice 4 % , swinging 7 %, hanging in tree 21 % , playing 0 % , feeding 25 %, breast-feeding and rolling 0 % 0 %. Based on these activities, the most dominant activity carried out by Pongo abelii in the Gunung Leuser National Park Ketambe Southeast Aceh Regency was foraging.
Analisis Genus dan Penyakit Karang di Perairan Pulau Tuan Kecamatan Peukan Bada Kabupaten Aceh Besar Nadia Aldyza; Afkar ,
Biotik Vol 3, No 2 (2015): JURNAL BIOTIK
Publisher : Universitas Islam Negeri Ar-Raniry

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/biotik.v3i2.1000

Abstract

This study aims to determine the genus of coral and coral diseases in the coral reef ecosystem of Tuan Island Peukan Bada, Aceh Besar District. The data of coral genera were gathered by using point intercept transect method, whereas, the data of coral diseases were gathered by using survey method. The data were identified by using handbook and then analyzed descriptively. The results showed that there were 5 coral genera found in Tuan Island Pekan Bada namely: Acropora, Montipora, Pocillopora, Porites, and Goniastrea. Meanwhile, coral diseases that are found in Tuan Island were ulcerative white spots, growth anomalies of an unknown cause, sediment damage, alga overgrowth, pink line disease dan pigmentation responses. The conclusion of this study were (1) the coral reefs that were found in Tuan Island Peukan Bada, Aceh Besar District consisted of 5 genera, and (2) coral diseases in Tuan Island consisted of 6 types of diseases.
PERTUMBUHAN BERBAGAI VARIETAS KEDELAI (Glycine max L. Merril) PADA TANAH ULTISOL KABUPATEN ACEH TENGGARA Syariani Br. Tambunan; Afkar Afkar
Biotik Vol 7, No 2 (2019): JURNAL BIOTIK
Publisher : Universitas Islam Negeri Ar-Raniry

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/biotik.v7i2.5660

Abstract

This study aims to determine the growth of various soybean varieties on Ultisol soil, especially on Ultisol soils in Kutacane. The study was conducted in Gulo Village, Darul Hasanah District, Southeast Aceh Regency, Aceh Province with hilly topography, from May to September 2019 at an altitude of 3200 asl. The study used a Non Factorial Randomized Block Design (RBD), with 4 treatment varieties (V) repeated in 4 replications with 63 plants per plot with 7 samples per plot. The plot sizeĀ  is 3 m x 2 m with 30 x 20 cm spacing. The total number of plants was 1008, while the total number of sample plants was 112 plants. There are 4 soybean varieties: (V1) Anjasmoro, (V2) Dena1, (V3) Deja 1, andĀ  (V4) Detap 1. The parameters observed in this study during vegetative period include plant height at 1, 2, 3, 4, 5, and 6 week after planting. The plant height were measured from the base of the stem to the highest leaf. The result is that each variety has a different response to the environment so that the growth, flowering period, and harvest period are also different on Ultisol soil especially in District of Southeast Aceh.