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Journal : pro-life

Analisis Vegetasi Di Area Kebun Kakao Milik Masyarakat Lokal Papua Distrik Sidey Manokwari, Papua Barat Slamet Arif Susanto
Jurnal Pro-Life Vol. 9 No. 3 (2022): November
Publisher : Program Studi Pendidikan Biologi Fakultas Keguruan dan Ilmu Pendidikan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33541/jpvol6Iss2pp102

Abstract

Cocoa (Theobroma cacao L.) cultivation by local communities in Papua Indonesia is still done traditionally using shade plants which generally grow naturally. The purpose of this study was to identify trees that grow naturally in three cocoa plantation areas of the local tribe, Sidey District Manokwari, West Papua. This research is an exploratory study using vegetation analysis techniques. Vegetation data collection was carried out using a 20 m × 20 m nested square plot method. The results showed that there were variations in the composition of vegetation and environmental parameters in the three research locations. Overall 70% is dominated by seedlings and saplings while only 30% of mature trees. The Womnowi Village (KW) location was dominated by Dracontomelon dao, Homalium foetidum and Octomeles sumatrana trees, while at the Kaironi Village (KK) and Sidey Makmur Village (SM) locations it was dominated by Durio zibethinus, Piper aduncum and Naphelium lappaceum. The index of diversity and evenness in the seedlings and saplings group was categorized as moderate, while in the mature tree group it was classified as low. Cocoa shade trees in the KW location have species similar to natural forests and need further investigation in terms of ecological and conservation functions.
Morphological Character and Trichomes of Daun Gatal (Laportea decumana (Roxb.) Wedd) in Different Natural Shades in Manokwari, West Papua Desiana Sua'; Fajar Ria Dwi Natalia Sianipar; Paskalina Theresia Lefaan; Slamet Arif Susanto; Johanis Paulus Kilmaskossu
Pro-Life Vol. 13 No. 2 (2026): Juli
Publisher : Program Studi Pendidikan Biologi Fakultas Keguruan dan Ilmu Pendidikan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33541/pro-life.v13i2.8139

Abstract

Daun gatal (Laportea decumana (Roxb.) Wedd.) is a medicinal plant traditionally used by local Papuan communities as a physical therapy to relieve fatigue, muscle pain, and body aches. However, the ecological aspects of its cultivation remain poorly understood. This study aimed to compare the leaf morphological variables of daun gatal cultivated under shaded and unshaded conditions. Field observations were conducted alongside leaf morphometric analysis and examination of leaf trichome characteristics to strengthen the analytical results. The findings indicated that air temperature, air humidity, and sunlight intensity were positively correlated (~0.80) with plant height, leaf area, trichome length, and trichome density in plants grown under shaded conditions. Meanwhile, plant height and stem diameter did not differ significantly (P>0.05) between shaded and unshaded treatments. In contrast, leaf length, leaf width, and leaf area showed significant differences (P<0.05) between the two treatments. Trichomes of plants grown in shaded habitats were significantly longer than those in unshaded habitats (P<0.05). Trichome density exhibited a similar pattern, being higher in shaded areas than in unshaded areas, although the difference was not statistically significant (P>0.05). Overall, this study demonstrates that the daun gatal exhibits morphological adaptations to variations in light intensity within its habitat, providing an important scientific basis for the effective management and optimal cultivation of Laportea decumana in Manokwari Regency.