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Journal : AGROTEK: Jurnal Ilmiah Ilmu Pertanian

PEMANFAATAN BERBAGAI JENIS MIKROORGANISME LOKAL (MOL) SEBAGAI BIOAKTIVATOR PADA PENGOMPOSAN SAMPAH RUMAH TANGGA Alimuddin, Suraedah; Sabahannur, St.; Syam, Netty
AGROTEK: Jurnal Ilmiah Ilmu Pertanian Vol 8, No 1 (2024): Maret
Publisher : Percetakan Umi Toaha Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/agrotek.v8i1.481

Abstract

Nationally, the highest source of waste is generated from households, namely 40.38%, while household waste is dominated by organic waste. Total waste production in Makassar City will reach 373,653.9 tons/year in 2021 or the equivalent of 0.72 kg/person/day.  Efforts to overcome the high production of waste require processing waste into useful products such as compost. The addition of bioactivators such as local microorganisms can speed up the composting process. The research aimed to test various types of MOL on the quality of compost from household waste. This research was carried out using a Completely Randomized Design (CRD) with the treatment of several types of MOL, namely: tempeh MOL, rice MOL, fruit MOL, bamboo shoot MOL, and EM-4 as a comparison. The parameters observed were 1) type and density of microbes in MOL, 2) physical properties of compost: temperature, color, aroma, and texture, and 3) chemical properties of compost: levels of N, P, K, C-org, C/N, pH. The results showed that there were variations in the types of microbes in the MOL made and rice MOL had the highest microbial density, namely 8.36 x 107. Tempe MOL produced the highest compost N content (0.70%) while rice MOL produced P content (1.70% ) and K (1.84%) is the highest. Rice MOL also produces the highest N+P+K levels (3.71%) compared to other types of MOL. All types of MOL that were tried produced physical quality (color, aroma, and texture) and chemical quality of compost that met the requirements of SNI compost 19-7030-2004 except for the C-organic content of the compost
OPTIMALISASI PRODUKSI MICROGREEN SELADA (Lactuca sativa L.) MELALUI AIR KELAPA DAN KERAPATAN TANAMAN Hidrawati, Hidrawati; Syam, Netty; Alimuddin, Suraedah; Khofifah, Nurul
AGROTEK: Jurnal Ilmiah Ilmu Pertanian Vol 9, No 1 (2025): Maret
Publisher : Percetakan Umi Toaha Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/agrotek.v9i1.710

Abstract

This study was conducted with the aim of 1) analyzing the effectiveness of coconut water on the production of microgreen lettuce. 2) to get the optimal plant density level in producing microgreen lettuce. 3) To analyze the interaction of coconut water and plant density on microgreen lettuce production. The research was conducted at Fresco Organic Farm, Paccellekang Village, Patallassang District, Gowa Regency, South Sulawesi Province. The research took place from May to August 2024. This study used a completely randomized design (CRD) two-factor factorial pattern. The first factor is coconut water with four levels of treatment, namely without coconut water (Control), coconut water 100 ml, 200 ml, and 300 ml. The second factor is the plant density level with three treatment levels, namely 100 seeds, 150 seeds, and 200 seeds. 12 treatment combinations were repeated three times, resulting in 36 experimental units. The parameters observed were plant height, number of leaves, fresh weight, fresh weight of consumption, and protein content. The results showed that applying coconut water as much as 100 ml gave the most effective results on plant height of 7.29 cm, fresh weight of 8.42 g, and fresh weight of consumption of 7.64 g. Plant density level produced the best effect on plant height. The level of plant density produced the best effect on plant height, which was 7.14 cm, fresh weight of 9.27 g, and fresh weight of consumption of 8.35 g. The interaction of coconut water and plant density resulted in the best effect on plant height. The interaction of coconut water and plant density level had no significant effect on the production of microgreen lettuce.
PENGARUH PEMBERIAN AGEN HAYATI DAN DOSIS PUPUK NPK TERHADAP PERTUMBUHAN DAN PRODUKSI BAWANG MERAH Madila, Mutiara Hersa; Syam, Netty; Alimuddin, Suraedah; Abdullah, Abdullah
AGROTEK: Jurnal Ilmiah Ilmu Pertanian Vol 9, No 2 (2025): September
Publisher : Percetakan Umi Toaha Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/agrotek.v9i2.970

Abstract

Enrekang Regency is the largest shallot producer in South Sulawesi; however, its production increase still depends on land expansion. Moreover, continuous use of inorganic fertilizers triggers the development of pathogenic microbes that damage the plants. Therefore, a combination of biological agents and low-dose NPK fertilizer is needed to suppress soil pathogenic microbes and improve productivity. This study aims to analyze the effect of biological agents on the growth and production of shallots, assess the effect of NPK fertilizer dosage on shallot growth and production, and analyze the interaction between biological agents and NPK fertilizer in the context of shallot growth and production. The research was conducted in Saruran Village, Anggeraja District, Enrekang Regency, from August to October 2025. The experimental design used was a randomized block design with two factors. The first factor was Trichoderma and mycorrhiza with four levels: control, Trichoderma 20 g/ plant, mycorrhiza 20 g/ plant, and a combination of Trichoderma 10 g /plant and mycorrhiza 10 g/ plant. The second factor was NPK fertilizer dosage with four levels: control, 50 g/plot, 37.5 g/plot, and 25 g/plot. Thus, 16 treatment combinations were obtained, each repeated three times, resulting in a total of 48 experimental units. The research parameters included plant height, number of leaves, bulb weight per clump, number of bulbs per clump, and bulb weight per plot. The results showed that the application of the biological agents Trichoderma + mycorrhiza had a positive effect on the number of leaves (23.67 leaves), bulb weight per clump (74.67 g), and fresh and dry bulb weight per plot (935.75 g and 357.28 g, respectively). The application of NPK fertilizer at 50.0 g/ plant positively affected plant height (28.55 cm) and the number of bulbs (6.75 bulbs). The combination of both treatments significantly influenced plant height (30.67 cm) and bulb weight per clump (81.33 g).