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Landslide hazard assessment and agricultural vulnerability using a geospatial approach Girsang, Rian Gabriel; Simanjuntak, Bistok Hasiholan
Jurnal Ilmiah Pertanian Vol. 21 No. 1 (2024): Jurnal Ilmiah Pertanian
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/jip.v21i1.16105

Abstract

The village of Cukilan, Semarang Regency, Indonesia, is predominantly utilized for agricultural purposes, facilitated by its high rainfall suitable for various crops. Despite the benefits it provides to farmers, the elevated rainfall also poses natural disaster risks, particularly landslides, which can adversely affect surrounding communities. This study aims to map landslide potentials and evaluate their impacts on the agricultural sector in the Cukilan Village, Semarang Regency. The research methodology encompasses a literature review focusing on landslide potential estimation and field survey. The literature review aims to obtain landslide potential distribution maps compiled by DVMBG, considering rainfall, slope, geology, land use, and soil types. Field surveys validate conditions based on landslide potential estimations, involving random soil sampling and analyzing parameters like permeability, texture, bulk density, depth, and surface density. The research findings reveal the impact of landslide potential on the agricultural sector and the mapping of landslide potential areas in Cukilan Village, depicting various risk levels: very high (0.71% of total area, covering 5 ha), high (13.24%, 93 ha), moderate (56.55%, 397 ha), and low (29.48%, 207 ha). Based on these findings, it is evident that managing landslide disaster risks in agricultural development in the area is crucial, including the implementation of safer land use planning and appropriate mitigation strategies.
Water balance optimization for strategic planting patterns and calendars in paddy (Oryza sativa L.) cultivation in rainfed regions Yoga, Feri; Simanjuntak, Bistok Hasiholan
Jurnal Ilmiah Pertanian Vol. 21 No. 2 (2024): Jurnal Ilmiah Pertanian
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/jip.v21i2.19958

Abstract

Paddy (Oryza sativa L.) is a staple food crop in Indonesia that requires more water compared to other annual crops. Cultivating paddy in rainfed areas necessitates effective water management to prevent crop failure, making it essential to calculate water balance, planting patterns, and planting calendars. This study aims to analyze the water balance in relation to planting patterns and calendars based on water availability in the field. The research was conducted in Cukilan Village, Semarang Regency, Indonesia. A descriptive quantitative method using Cropwat 8.0 was employed to determine water balance, planting patterns, and planting calendars. The results indicate that from November to April, there is a water surplus, while from May to October, there is a water deficit. Planting can be conducted once per growing season with two possible periods: November-March or December-April. During Period I (November-March), the water requirement is 640.7 mm with effective rainfall of 1031.2 mm. In Period II (December-April), the water requirement is 638 mm with effective rainfall of 935.7 mm. Planting should begin in November or December, with harvest in March or April. From May to October, the land remains fallow due to insufficient water availability. These findings are valuable for enhancing the effectiveness of paddy cultivation in rainfed areas, assisting farmers with planting planning, and minimizing the risk of crop failure due to water scarcity.
MENUMBUHKAN SEKOLAH HIJAU: PELATIHAN URBAN FARMING DAN EDUKASI LINGKUNGAN UNTUK MENDUKUNG SEKOLAH ADIWIYATA Yuniel Melvanolo Zendrato; Esther Sheliena; Priskilah Febi Widya Ningrum; Bistok Hasiholan Simanjuntak; Yoga Aji Handoko; Novice Enrich Zai; Delfio Arga Saputra
JMM (Jurnal Masyarakat Mandiri) Vol 9, No 5 (2025): Oktober
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jmm.v9i5.34706

Abstract

Abstrak: Permasalahan utama dalam implementasi Program Adiwiyata di sekolah adalah terbatasnya kapasitas guru dalam mengintegrasikan praktik pertanian perkotaan (Urban farming) dan pengelolaan sampah organik ke dalam kegiatan pembelajaran. Kegiatan pengabdian ini bertujuan untuk meningkatkan pengetahuan dan keterampilan guru dalam mengembangkan sekolah hijau melalui pelatihan urban farming dan edukasi lingkungan. Metode yang digunakan meliputi sosialisasi dan penyuluhan urban farming, pelatihan dan praktik langsung budidaya hortikultura pada polybag dan microgreen, serta pembuatan kompos dan eco-enzym untuk mendukung sekolah dalam program Adiwiyata. Sasaran Mitra kegiatan adalah 25 guru dari SDK 01 Salatiga dan SDK 04 Eben Haezer Salatiga dua sekolah mitra. Evaluasi dilakukan melalui pre-test dan post-test serta kuesioner kepuasan peserta. Hasil menunjukkan adanya peningkatan signifikan pada berbagai indikator, antara lain keterampilan pembuatan microgreen (89,12%), keterampilan pembuatan eco-enzym (71,47%), serta pengetahuan model budidaya pertanian perkotaan di sekolah (70,59%). Secara keseluruhan, kegiatan ini berhasil meningkatkan pengetahuan dan keterampilan guru rata-rata 58,60% dan menumbuhkan motivasi tinggi untuk menerapkan serta mengembangkan praktik ramah lingkungan di sekolah.Abstract: The main problem in implementing the Adiwiyata Program in schools is the limited capacity of teachers to integrate urban farming practices and organic waste management into their learning activities. This community service activity aimed to improve teachers' knowledge and skills in developing green schools through urban farming and environmental education. The methods used include socialization and counseling of urban farming, training, and direct practice in horticultural cultivation in polybags and microgreens, as well as compost and eco-enzyme production to support schools in the Adiwiyata program. The target of this program is to involve 25 teachers from partner schools.The activity partners were 25 teachers from SDK 01 Salatiga and SDK 04 Eben Haezer Salatiga. Evaluation was conducted through pre- and post-tests as well as participant satisfaction questionnaires. The results showed a significant increase in various indicators, including microgreen cultivation skills (89.12%), eco-enzyme production skills (71.47%), and knowledge of urban agricultural cultivation models in schools (70.59%). Overall, this activity succeeded in increasing teachers' knowledge and skills by an average of 58.60% and fostering high motivation to implement and develop environmentally friendly practices in schools.