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Journal : Seminar Nasional Lahan Suboptimal

Potensi Pupuk Hayati dalam Optimalisasi Pertumbuhan Tanaman Jagung di Tanah Gambut Cekaman Kekeringan Santa Maria Lumbantoruan; Selviana Anggraini; Erna Siaga
Seminar Nasional Lahan Suboptimal 2021: Prosiding Seminar Nasional Lahan Suboptimal ke-9 “Sustainable Urban Farming Guna Meningkatkan
Publisher : Pusat Unggulan Riset Pengembangan Lahan Suboptimal (PUR-PLSO) Universitas Sriwijaya

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Abstract

Lumbantoruan SM, Anggraini S, Siaga E. 2021. Potential of biofertilizer in optimizing corn growth in drought stress of peatlands. In: Herlinda S et al. (Eds.), Prosiding Seminar Nasional Lahan Suboptimal ke-9 Tahun 2021, Palembang 20 Oktober 2021. pp. 162-171. Palembang: Penerbit & Percetakan Universitas Sriwijaya (UNSRI).Peatland is suboptimal land which has high potential to be used as agricultural, but the potential of this peat soil has challenges that are not easy to manage in a sustainable manner. Incorrect management can result in peatlands experiencing drought stress. A technological approach that can be used to optimize the use of peat soil that is experiencing drought stress in maize can be done by applying biological fertilizers. The results of this study are expected to optimize the growth of maize in drought stress peat soils. The design used in this study was a completely randomized block design with 2 treatment factors, namely the first treatment factor for biological fertilizers, namely H0: without mycorrhizae, H1: Mycorrhizae + Petrobio, H2: Mycorrhiza + Agrozeabiochar, H3: Mycorrhizae + Pugam. The second treatment factor was the intensity of watering, namely P1: Watering once a day, P2: Watering once in 3 days, P3: Watering once in 5 days, P4: Watering once in 7 days. The results showed that the application of biological fertilizers was able to increase the average plant height, stem diameter, and root length. Biofertilizer Micoriza + Petrobio was able to increase plant height by 11.7 cm and biological fertilizer Micoriza + Pugam (H3) was able to increase stem diameter by 1.3 and root length by 115.7 in drought stress peat soil compared to control.
Peningkatan Pertumbuhan Bibit Kelapa Sawit di Media Tanah Bekas Tambang Batu Bara melalui Aplikasi Pupuk Hayati Yanti, Putri Yuni; Siaga, Erna; Meihana, Mei; Neksidin, Neksidin
Seminar Nasional Lahan Suboptimal Vol 12, No 1 (2024): Vol 12, No 1 (2024): Prosiding Seminar Nasional Lahan Suboptimal ke-12 “Revital
Publisher : Pusat Unggulan Riset Pengembangan Lahan Suboptimal (PUR-PLSO) Universitas Sriwijaya

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Abstract

Yanti, P. Y., Siaga, E., Meihana, M., & Neksidin, N. (2024). Improving the growth of oil palm seedlings in coal mine ex-soil media through the application of biofertilizers. In: Herlinda S et al. (Eds.), Prosiding Seminar Nasional Lahan Suboptimal ke-12 Tahun 2024, Palembang 21 Oktober 2024. (pp. 659–666).  Palembang: Penerbit & Percetakan Universitas Sriwijaya (UNSRI).Oil palm (Elaeis guineensis Jacq.) is one of Indonesia's leading plantation commodities. The current extensification efforts of oil palm plantations are positively correlated with the increasing need for quality oil palm seedlings. The most important management practice related to the seedling process is optimal fertilization. This study aimed to determine the growth response of oil palm seedlings in ex-coal mine soil media through the application of biological fertilizers.  The research was conducted in Bingin Teluk Village Road, Rawas Ilir District, North Musi Rawas Regency, South Sumatra Province in February-May 2024. This research was conducted using a one-factor randomized group design (RAL) with 4 levels of biofertilizer treatment consisting of control / no treatment (P0), Trichoderma 15g /plant fertilizer (P1), Gliocladium 15g/plant fertilizer (P2), and Mikoriza 15g/plant fertilizer (P3). The results showed that the biofertilizer treatment gave significantly higher results in plant height, number of leaves and leaf area of oil palm seedlings compared to those without biofertilizer treatment. Gliocaldium fertilizer 10g/plant gave the best results on the growth of oil palm seedlings in ex-coal mine soil compared to Tricoderma and Mycorrhiza fertilizer.