Kusumaningsih, Karti Rahayu
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Identifikasi dan Potensi Tumbuhan Obat di Kawasan Ekowisata Gunung Api Purba Nglanggeran, Kabupaten Gunung Kidul, Provinsi Daerah Istimewa Yogyakarta Gemilang, Robertus Anugerah; Kusumaningsih, Karti Rahayu
Jurnal Wana Tropika Vol 15 No 2 (2025): November
Publisher : Fakultas Kehutanan Institut Pertanian STIPER Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55180/jwt.v15i2.2341

Abstract

Medicinal plants have long been utilized by the community, especially those living around forest. The Nglanggeran Ancient Volcano Ecotourism Area, Gunung Kidul Regency, Yogyakarta is an ecotourism with ​​48 Hectares area that is covered with various types of medicinal plants whose potential is unknown. This study aims to identify the types and determine the potential of medicinal plants in the Nglanggeran Ancient Volcano Ecotourism Area, Gunung Kidul Regency, Yogyakarta. Sampling was carried out by creating a 20 x 20 meter plot using the Purposive Random Sampling method. Quantitative analysis was used to calculate the density, frequency, dominance, Importance Value Index (INP), and Species Diversity Index (H’) of medicinal plants at various life stages. Result of the research showed that there were 28 types of medicinal plants originating from 22 families. The most commonly found medicinal plant species among trees was mahogany (Swietenia macrophylla - Meliaceae family) with 34 individuals, and among herbs was Elephantopus scaber - Asteraceae family with 39 individuals. The highest Important Value Index at the tree level was S. macrophylla at 253.61, pole level was Annona muricata at 140.83%, sapling level was S. macrophylla at 41.35%, and seedling level was Elephantopus scaber at 41.79%. The Species Diversity Index (H') at the seedling level was 2.552, saplings at 2.021, and poles at 1.429, which is considered moderate, while at the tree level it was 0.509, which is considered low.
Identifikasi dan Potensi Tumbuhan Obat di Kawasan Ekowisata Gunung Api Purba Nglanggeran, Kabupaten Gunung Kidul, Provinsi Daerah Istimewa Yogyakarta Gemilang, Robertus Anugerah; Kusumaningsih, Karti Rahayu
Jurnal Wana Tropika Vol 15 No 2 (2025): November
Publisher : Fakultas Kehutanan Institut Pertanian STIPER Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55180/jwt.v15i2.2341

Abstract

Medicinal plants have long been utilized by the community, especially those living around forest. The Nglanggeran Ancient Volcano Ecotourism Area, Gunung Kidul Regency, Yogyakarta is an ecotourism with ​​48 Hectares area that is covered with various types of medicinal plants whose potential is unknown. This study aims to identify the types and determine the potential of medicinal plants in the Nglanggeran Ancient Volcano Ecotourism Area, Gunung Kidul Regency, Yogyakarta. Sampling was carried out by creating a 20 x 20 meter plot using the Purposive Random Sampling method. Quantitative analysis was used to calculate the density, frequency, dominance, Importance Value Index (INP), and Species Diversity Index (H’) of medicinal plants at various life stages. Result of the research showed that there were 28 types of medicinal plants originating from 22 families. The most commonly found medicinal plant species among trees was mahogany (Swietenia macrophylla - Meliaceae family) with 34 individuals, and among herbs was Elephantopus scaber - Asteraceae family with 39 individuals. The highest Important Value Index at the tree level was S. macrophylla at 253.61, pole level was Annona muricata at 140.83%, sapling level was S. macrophylla at 41.35%, and seedling level was Elephantopus scaber at 41.79%. The Species Diversity Index (H') at the seedling level was 2.552, saplings at 2.021, and poles at 1.429, which is considered moderate, while at the tree level it was 0.509, which is considered low.
Uji In-Vitro Ekstrak Daun Tembakau (Nicotiana tabacum) dan Alamanda (Allamanda cathartica) sebagai Pengendali Hama Helopeltis bradyi pada Bibit Eucalyptus sp. Fernandez, Andreas; Kusumaningsih, Karti Rahayu
Jurnal Wana Tropika Vol 16 No 1 (2026): MEI
Publisher : Fakultas Kehutanan Institut Pertanian STIPER Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55180/jwt.v16i1.2340

Abstract

Helopeltis bradyi is an important pest in Eucalyptus sp. seedlings that cause damage and seedling death. Pest control that is usually carried out at HTI (Industrial Forest Plantations) is by using chemical pesticides that have the potential to have a negative impact on the environment. Therefore, an alternative pesticide is needed for the use of  botanical pesticides. The purpose of this study is to know the effect of botanical pesticide types and solution formulas on the mortality and severity of H. bradyi pest attack on Eucalyptus sp. seedlings. The research used a Randomized Complete Block Design with two treatment factors, namely the type of botanical pesticide (tobacco and allamanda leaf extract) and the solution formula (10%, 20% and 30%). The observed parameters included pest mortality and severity of H. bradyi pest attack on seedlings with in-vitro test. Results of the research showed that interaction between the type of botanical pesticide in the form of Nicotiana tabacum and Allamanda cathartica leaf extract with 30% solution formula produced a higher mortality of H. bradyi pests with 100% pest mortality. Nicotiana tabacum leaf extract with 30% formula produce 0,00% pest attack severity.