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Journal : Jurnal Ilmiah Biologi Eksperimen dan Keanekaragaman Hayati (J-BEKH)

Diversity and Community Structure of Butterly in Teijsmann and Soedjana Kassan Park, Bogor Botanical Garden Vina Rizkawati; Yustika Tri Asmara; Anisah Khairiyyah; Nindyra Karimah Perdani; Sheryl Fitriasari; Ananda Nuri Savira; Pinta Omas Pasaribu; Rizal Koen Asharo; Rizky Priambodo
Jurnal Ilmiah Biologi Eksperimen dan Keanekaragaman Hayati (J-BEKH) Vol. 10 No. 1 (2023): June Edition
Publisher : Department of Biology Faculty of Mathematics and Natural Sciences Universitas Lampung in collaboration with The Indonesian Association of Biology (PBI) Lampung Branch.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jbekh.v10i1.270

Abstract

As a megadiversity country, Indonesia is home to a large number of flora and fauna, one of which is the butterfly. The Bogor Botanical Garden, situated at the center of Bogor City, not only serves as a green open space but also as a conservation area for plants and animals composed in it.  This study aimed to assess the diversity of butterfly species in Teijsmann Park and Soedjana Kassan Park, Bogor Botanical Garden through inventory and identification.  Sampling was carried out at spots that were 100 meters apart from each other on a walked-line transect defined at the two parks. The diversity parameters assessed and analyzed are relative abundance, relative frequency, Shannon-Wiener (H’) diversity index, Evenness index (E), and dominance.  In a total of 202 sample individuals, there were identified 38 species of butterflies belonging to 5 families namely Papilionidae, Pieridae, Nymphalidae, Lycaenidae, and Hesperiidae. The highest abundance found in Teijsmann Park is Ypthima philomela from the Nymphalidae family and Zizina otis from the Lycaenidae family. Species with the highest frequency are Junonia hedonia and Ypthima philomela from the Nymphalidae family. On the other hand, the highest frequency and abundance found in Soedjana Kassan Park was Leptosia nina from the Pieridae family. Teijsmann Park showed a slightly higher value of diversity and evenness indexes (H'=2.62, E=0.84) when compared to Soedjana Kassan Park (H'=2.50, E=0.76).  
Isolation and Characterization of Pathogenic Microbes Origin in Strawberry (Fragaria sp.) Based on Koch's Postulates Rizal Koen Asharo; Reni Indrayanti; Aldira Putri Damayanti; Hilda Arsyah Eka Putri; Saskia Nabilah; Pinta Omas Pasaribu
Jurnal Ilmiah Biologi Eksperimen dan Keanekaragaman Hayati (J-BEKH) Vol. 9 No. 2 (2022): November Edition
Publisher : Department of Biology Faculty of Mathematics and Natural Sciences Universitas Lampung in collaboration with The Indonesian Association of Biology (PBI) Lampung Branch.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jbekh.v9i2.269

Abstract

Strawberry (Fragaria sp.) is a horticultural plant originating from the Americas. Strawberries have a distinctive sweet and refreshing taste, and contain lots of vitamins and antioxidants that are useful for body health. But strawberries are also easily damaged. This damage can be caused by spoilage microorganisms such as bacteria and fungi that can grow if conditions permit such as the presence of appropriate temperature and humidity conditions. In this experiment, aims to isolate pathogenic microorganisms that cause disease in symptomatic strawberries and prove that these pathogens actually cause disease using Koch's Postulates method and then descriptive analysis is carried out. From the experimental results, it was found that soft rot disease in strawberries was characterized by rotten fruit parts that looked wet, slightly brownish in color, slimy, there were fine white threads and emitted a foul odor with a percentage of IP (disease occurrence) of 100% and KP (disease severity) of 92.66% where based on the score the damage was the highest.