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Pengaruh Cekaman Kekeringan terhadap Pertumbuhan dan Hasil Tanaman Sawi (Brassica juncea L.) Varietas Puteri dan Varietas Shinta Muzakir Dukalang; Nikmah Musa; Fauzan Zakaria
Research Review: Jurnal Ilmiah Multidisiplin Vol. 4 No. 2 (2025): Research Review: Jurnal Ilmiah Multidisiplin (Agustus 2025 - Januari 2026)
Publisher : Transbahasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54923/researchreview.v4i2.232

Abstract

Mustard greens (Brassica juncea L.) are among the most widely consumed vegetables and play an important role in supporting food and nutritional security. This study aimed to evaluate the tolerance of different mustard green varieties to drought stress and to analyze the interaction between drought stress and variety performance. The experiment was conducted from April to May 2025 at the experimental field of the Faculty of Agriculture, Universitas Negeri Gorontalo (UNG), using a split-plot design with two factors: drought stress and plant variety. Drought stress was designated as the main plot, consisting of three levels: C0 = 100% field capacity (FC), C1 = 50% FC, and C2 = 30% FC. The subplot consisted of two mustard green varieties: V1 = Puteri and V2 = Shinta. These treatments resulted in six treatment combinations (C0V1, C0V2, C1V1, C1V2, C2V1, and C2V2), each replicated three times, producing a total of 18 experimental units. Each unit consisted of four polybags measuring 20 × 20 cm. The results revealed that the two mustard green varieties exhibited different responses in terms of growth and yield under drought stress conditions. The Puteri variety demonstrated greater tolerance to drought stress compared to the Shinta variety. An interaction was observed between drought stress and variety on plant height at two weeks after transplanting. Furthermore, drought stress at 50% field capacity was still able to meet the water requirements of mustard greens, as shown by plant height, number of leaves, leaf area, and fresh weight.
Analisis Kandungan Unsur Hara Makro (N, P, K, Ca, Mg, S), C-Organik dan Kadar Air Pada Lahan Jagung (Zea mays L.) di Desa Biyonga Kecamatan Limboto Kabupaten Gorontalo Novaldy Damopolii; Fitriyah Suryani Jamin; Nikmah Musa
Research Review: Jurnal Ilmiah Multidisiplin Vol. 4 No. 2 (2025): Research Review: Jurnal Ilmiah Multidisiplin (Agustus 2025 - Januari 2026)
Publisher : Transbahasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54923/researchreview.v4i2.235

Abstract

Corn production in Gorontalo Province plays a significant role in supporting both local food needs and export demands. However, corn productivity is highly dependent on soil fertility, particularly the availability of macronutrients. This study aims to: (1) assess the content of macronutrients (N, P, K, Ca, Mg, S), organic carbon (C-organic), and soil moisture in corn fields in Biyonga Village, Limboto Subdistrict, Gorontalo Regency; and (2) discover the differences in the content of these elements between crop rotation systems (Dusun or Hamlet 1) and monoculture systems (Hamlet 3). The study employed a survey method and laboratory analysis of soil samples collected diagonally from two study sites. The finding indicates that the majority of macronutrients, organic carbon, and soil moisture content fall within the low to moderate category. Nutrient levels were found to be higher in the crop rotation system compared to the monoculture system. This suggests that planting patterns significantly influence the availability of nutrients in the soil.
Effect of Organic and Inorganic Fertilizer Combinations on the Growth and Yield of Welsh Onion (Allium fistulosum L.) in Highland Areas Abdul Gilang Komona; Nikmah Musa; Fauzan Zakaria; Fitria S. Bagu; Laode Muhamad Irsan
International Journal of Technology and Education Research Vol. 4 No. 02 (2026): International Journal of Technology and Education Research (IJETER)
Publisher : International journal of technology and education research

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63922/ijeter.v4i02.4378

Abstract

Welsh onion (Allium fistulosum L.) is an economically valuable horticultural commodity commonly cultivated in the highland regions of Indonesia. Despite suitable environmental conditions, its productivity remains below its potential, partly due to inefficient fertilizer management practices. This study was conducted to assess the influence of integrated organic and inorganic fertilization on the growth and yield of Welsh onion and to identify the most suitable fertilizer combination for highland cultivation. The experiment was carried out from February to May 2026 in Insil Village, Bolaang Mongondow Regency, North Sulawesi, Indonesia. A non-factorial Randomized Complete Block Design (RCBD) consisting of six fertilizer treatments and three replications was applied. The treatments included P0 (without fertilizer), P1 (1.8 t ha⁻¹ organic fertilizer + 900 kg ha⁻¹ NPK), P2 (2.7 t ha⁻¹ organic fertilizer + 750 kg ha⁻¹ NPK), P3 (3.6 t ha⁻¹ organic fertilizer + 600 kg ha⁻¹ NPK), P4 (4.5 t ha⁻¹ organic fertilizer + 450 kg ha⁻¹ NPK), and P5 (5.4 t ha⁻¹ organic fertilizer + 300 kg ha⁻¹ NPK). Experimental data were subjected to analysis of variance (ANOVA), and treatment means were compared using the Least Significant Difference (LSD) test at the 5% significance level. The findings demonstrated that integrated fertilization significantly influenced plant height, leaf production, tiller formation, and fresh biomass of Welsh onion. Among the tested treatments, P3 exhibited the most favorable overall performance in promoting both plant growth and yield. These results indicate that combining organic and inorganic fertilizers provides a balanced nutrient supply capable of enhancing Welsh onion productivity while contributing to more sustainable nutrient management practices in highland agricultural systems.
A Pengaruh Metode Pematahan Dormansi Dan Posisi Tanam Benih Terhadap Viabilitas Benih Salak (Salacca edulis Reinw) I Made Leddy; Hayatiningsih Gubali; Nikmah Musa
Jurnal Penelitian Pertanian Terapan Vol 24 No 3 (2024)
Publisher : Politeknik Negeri Lampung.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jppt.v24i3.3374

Abstract

The hard and thick structure of snakefruit seeds makes it difficult for snakefruit seeds to germinate, therefore efforts are needed to break the dormancy of snakefruit seeds. The aim of the research was to determine the method of breaking dormancy and the appropriate seed planting position to increase the viability of snakefruit (Salacca edulis Reinw) seeds, which was carried out at the Green House of the Agriculture, Fisheries and Forestry Extension Center (BP3K). The research method uses a factorial pattern in a completely randomized design. The first factor is the dormancy breaking method which consists of 5 levels, namely control, atonic, gibberellin (GA3), 60oC hot water, and sanding. The second factor is the position of planting seeds which consists of 3 levels, namely upright, lying down and upside down. Data analysis was carried out using ANOVA with a DMRT further test at 5% level. The research results showed that the method of breaking dormancy had an effect on the viability of snakefruit seeds. A good method of breaking dormancy is with GA3. The position of seed planting influences the viability of snakefruit seeds. The positions for planting seeds that have a good effect are the upright and lying positions. There was an interaction between the method of breaking dormancy using GA3 and the planting position of the lying seeds on the viability of the snakefruit seeds.
Perbaikan Retensi Air dengan Aplikasi Bahan Organik pada Pertanaman Sorgum Nurmi Nurmi; Nikmah Musa; Zulzain Ilahude
Jurnal Ilmu Pertanian Indonesia Vol. 29 No. 2 (2024): Jurnal Ilmu Pertanian Indonesia
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18343/jipi.29.2.298

Abstract

This study aimed to determine the role of water hyacinth (Eichhornia crassipes Mart.) organic matter on water retention at pF 2.54 and pF 4.2, available water content, and bulk density (BD). The research method used was a factorial randomized block design. The first factor was the sorghum variety, which consisted of 2 levels, namely, V1 (variety) and V2 (Kawali). The second factor was the dose of water hyacinth organic matter, which consisted of 5 levels, namely P0 (without the application of water hyacinth organic matter), P1 (10 tons.ha-1), P2 (20 tons.ha-1), P3 (30 tons.ha-1), and P4 (40 tons.ha-1). Water retention was measured at pF 2.54 and pF 4.2 using a pressure plate apparatus and pressure membrane apparatus, respectively, and BD was measured using the ring method. The results showed that the treatment of organic matter application and varieties had a significant effect on water retention at pF 2.54, available water content, and BD with the best treatment of 40 tons of organic matter application and Kawali variety, but not affecting water retention at pF 4.2. There was no interaction between water hyacinth organic matter and sorghum varieties to improve water retention and BD. The highest water retention at pF 2.54 was 32.24% (P4), and the highest available water content was 11.67% (P4) but not significantly different from P3 (11.55%); the lowest BD was 1.11 g.cm-3 (P4) but not significantly different from P3 (1.13 g.cm-3). A very strong positive linear and negative linear correlation exists between available water content and BD with plant height, panicle length, and sorghum yield. Keywords: bulk density, water hyacinth, water content, water retention, sorghum
Pengaruh Kombinasi Media Tanam Pupuk Kandang Sapi dan Arang Sekam Terhadap Pertumbuhan dan Hasil Tanaman Sawi (Brassica juncea L.): Effect of Combined Cow Manure and Rice Husk Charcoal as Growing Media on the Growth and Yield of Mustard Greens (Brassica juncea L.) Soraya Wartabone; Nikmah Musa; Rosdiana Rosdiana; Mayasari Yamin
Perbal: Jurnal Pertanian Berkelanjutan Vol. 14 No. 1 (2026): Perbal: Jurnal Pertanian Berkelanjutan
Publisher : Fakultas Pertanian Universitas Cokroaminoto Palopo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30605/perbal.v14i1.8072

Abstract

Tanaman sawi (Brassica juncea L.) merupakan sayuran daun bernilai ekonomi tinggi yang banyak dibudidayakan, namun produktivitasnya masih dipengaruhi oleh kondisi kesuburan media tanam. Penggunaan bahan organik seperti pupuk kandang sapi dan arang sekam berpotensi memperbaiki sifat fisik dan kimia media serta meningkatkan ketersediaan unsur hara. Penelitian ini bertujuan untuk mengetahui pengaruh kombinasi media tanam pupuk kandang sapi dan arang sekam terhadap pertumbuhan dan hasil tanaman sawi. Penelitian dilaksanakan di screenhouse BRMP Provinsi Gorontalo pada bulan Oktober–November 2025 menggunakan Rancangan Acak Kelompok dengan lima perlakuan, yaitu P0 (100% tanah), P1 (65% tanah + 25% pupuk kandang sapi + 10% arang sekam), P2 (50% tanah + 30% pupuk kandang sapi + 20% arang sekam), P3 (40% tanah + 30% pupuk kandang sapi + 30% arang sekam), dan P4 (20% tanah + 40% pupuk kandang sapi + 40% arang sekam), masing-masing diulang tiga kali. Parameter yang diamati meliputi tinggi tanaman, jumlah daun, luas daun, berat segar tanaman, dan berat akar. Hasil penelitian menunjukkan bahwa kombinasi media tanam berpengaruh nyata terhadap pertumbuhan dan hasil tanaman sawi. Perlakuan P2 memberikan hasil terbaik dengan tinggi tanaman 31,17 cm, luas daun 122,19 cm², serta berat segar tanaman tertinggi dibandingkan perlakuan lainnya. Kombinasi pupuk kandang sapi dan arang sekam pada komposisi seimbang mampu memperbaiki kondisi media tanam dan mendukung pertumbuhan serta hasil tanaman sawi secara optimal. Mustard greens (Brassica juncea L.) are a high-economic-value leafy vegetable widely cultivated in Indonesia; however, their productivity is strongly influenced by growing media fertility. The application of organic materials such as cattle manure and rice husk charcoal has the potential to improve the physical and chemical properties of the growing media and enhance nutrient availability. This study aimed to determine the effect of combinations of cattle manure and rice husk charcoal on the growth and yield of mustard plants. The research was conducted in the screenhouse of BRMP Gorontalo Province from October to November 2025 using a Randomized Block Design with five treatments: P0 (100% soil), P1 (65% soil + 25% cattle manure + 10% rice husk charcoal), P2 (50% soil + 30% cattle manure + 20% rice husk charcoal), P3 (40% soil + 30% cattle manure + 30% rice husk charcoal), and P4 (20% soil + 40% cattle manure + 40% rice husk charcoal), each replicated three times. Observed parameters included plant height, number of leaves, leaf area, fresh weight, and root weight. The results showed that the combination of growing media significantly affected the growth and yield of mustard plants. Treatment P2 produced the best results with a plant height of 31.17 cm, leaf area of 122.19 cm², and the highest fresh weight compared to other treatments. A balanced combination of cattle manure and rice husk charcoal improved media conditions and supported optimal growth and yield of mustard plants
PEMANFAATAN EKSTRAK AMPAS TAHU SEBAGAI MEDIA Trichoderma brevicompactum DALAM MENEKAN Fusarium sp. DAN MENINGKATKAN PERKECAMBAHAN BENIH CABAI Aldianto S. Amas; Rida Iswati; Nikmah Musa
AGROTEK: Jurnal Ilmiah Ilmu Pertanian Vol 10, No 1 (2026): Maret
Publisher : Percetakan Umi Toaha Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/agrotek.v10i1.1180

Abstract

Chili peppers (Capsicum annuum L.) are a commodity with high economic value and a very high consumption rate in Indonesia. The high demand is not matched by the availability of production, because chili plants are susceptible to Fusarium sp. disease. Farmers control the disease using chemical pesticides, the use of which causes negative impacts such as land degradation, death of natural enemies, and environmental pollution. A more environmentally friendly control alternative is Trichoderma sp., which is able to suppress Fusarium sp. pathogens and has the potential to increase plant growth. In this study, tofu dregs extract was used as a propagation medium for T. brevicompactum. This study aimed to examine the potential of tofu dregs extract as a propagation medium for T. brevicompactum, assess the effectiveness of the formulation in inhibiting Fusarium sp. in vitro, and evaluate its effect on chili seed germination. The research activities were carried out experimentally from April–July 2025 at the Biological Agent Laboratory of BPTPH Gorontalo Province. Observed parameters included media characteristics, growth and sporulation of T. brevicompactum, inhibition against Fusarium sp., and the formulation's ability to increase chili seed germination. Data were analyzed descriptively for the physical properties of the media, using a t test for spore density, and ANOVA followed by a 5% BNJ test for seed growth parameters. The results showed that tofu dregs extract effectively supported the growth and sporulation of T. brevicompactum. The resulting formulation effectively inhibited Fusarium sp. in vitro and increased chili seed viability in in vivo tests, with germination values equivalent to fungicide treatment. Tofu dregs extract has the potential to be a propagation medium for T. brevicompactum and its application as a biopesticide to suppress Fusarium sp. disease and stimulate chili seed germination.