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PENGEMBANGAN BIOTEKNOLOGI PUPUK HIJAU PLUS BERBASIS VEGETASI SEKUNDER UNTUK MENINGKATKAN PRODUKSI KACANG TANAH LOKAL PADA LAHAN KERING MARGINAL RAHNI, NINI MILA; -, LA KARIMUNA
Jurnal Agroteknos Vol 4, No 2 (2014)
Publisher : Jurnal Agroteknos

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Abstract

The objective of this study was to increase growth and yield of three local peanut genotypes by application of green manure. The pot experiment was carried out at Watuputih, Muna, Southeast Sulawesi. Completely Randomized Design was used in a factorial pattern, replicated three times.  The first factor was genotype of local peanut, consisted of 3 genotypes, namely : (1) Wadaga, (2) Lasehao and (3) Parigi, and the second factor was green manure, consisted of 4 application rates, namely : (1) 0 ton ha-1, (2) 5 ton ha-1, (3) 10 ton ha-1 and (4) 15 ton ha-1.The experiment results showed that application of green manure had significant effects on increased N and P nutrient uptake, nitrat reductase enzymes, yield components and yields.  Parigi genotype response to application of green manure was better than Wadaga and Lasehao. Key words : Genotype, Peanut, Ultisols, Green manure.
PENGARUH DOSIS PUPUK BOKASI KOTORAN SAPI TERHADAP PERTUMBUHAN DAN HASIL TANAMAN KACANG TANAH (Arachis hypogaea L.) LOKAL MUNA PADA LAHAN MARGINAL NURCAYA, NURCAYA; KARIMUNA, LA; SUBAIR, IMRAN; SABARUDDIN, LAODE; RAHNI, NINI MILA; ARSYAD, MIRZA ARSIATY
Jurnal Agroteknos Vol 12, No 3 (2022)
Publisher : Jurnal Agroteknos

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Abstract

The aim of this research was to study the effect of cow manure bokashi fertilizer on the growth and yield of local Muna peanuts on marginal land. The research was conducted in the Experimental Garden Field II, Faculty of Agriculture, Halu Oleo University, Kendari, from April to June 2021. The study used a randomized block design (RBD) consisting of controls without applying bokashi fertilizer, 5 t ha-1 bokashi fertilizer, 10 t ha-1 bokashi fertilizer, bokashi fertilizer 15 t ha-1, bokashi fertilizer 20 t ha-1. Each treatment was repeated 3 times so that there were 15 experimental units. The variables observed were plant height, stem diameter, number of leaves, leaf area, number of pods, pod weight, seed weight, number of nodules and production. The results showed that the application of cow dung bokashi fertilizer doses on the growth and yield of muna local peanut plants on marginal land had a significant effect on the growth and yield variables of peanut plants. The best treatment was obtained at a dose of 20 t ha-1 bokashi fertilizer compared to other treatments and controls.
RESPON PEMBERIAN BERBAGAI DOSIS PUPUK BOKASHI TERHADAP PERTUMBUHAN DAN HASIL TANAMAN JAGUNG (Zea mays L.) LOKAL KONAWE MUSAHIDIN, REZKI; KARIMUNA, LA; RAHNI, NINI MILA; ADAWIYAH, ROBIATUL
Jurnal Agroteknos Vol 12, No 1 (2022)
Publisher : Jurnal Agroteknos

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Abstract

This study aims to determine the effect of various doses of bokashi fertilizer on the growth response and production of local Konawe corn plants and to determine which treatment has the best effect on the application of various doses of bokashi fertilizer on the growth response and production of local corn plants in Konawe. This research took place at the Field Laboratory of Experimental Gardens II, Faculty of Agriculture, Halu Oleo University, Kendari. From January to March 2021. This study used a randomized block design consisting of 5 levels of treatment, namely control without bokashi fertilizer (B0), bokashi fertilizer 5 t ha-1(B1), bokashi fertilizer 10 t ha-1 (B2), bokashi fertilizer 15 t ha-1 (B3), bokashi fertilizer 20 t ha-1 (B4). Each treatment was repeated 3 times so that there were 15 experimental units. The results showed that the observed variables had a very significant effect on plant height, stem diameter, number of leaves, leaf area, cob weight, ear length (cm), wind-dried shell weight, weight of 100 seeds and productivity. The best treatment was obtained at doses of bokashi fertilizer of 20 t ha-1 (B4) and 15 t ha-1 (B3).
RESPONS PEMBERIAN PUPUK ORGANIK CAIR (POC) DAUN KELOR PADA JENIS MEDIA TANAM TERHADAP PERTUMBUHAN DAN HASIL TANAMAN SELADA (Lactuca sativa L.) PRATIWI, EIS SUKMAWATI; KARIMUNA, LA; SUBAIR, IMRAN; RAHNI, NINI MILA; ARSYAD, MIRZA ARSIATY; MADIKI, ABDUL
Jurnal Agroteknos Vol 13, No 3 (2023)
Publisher : Jurnal Agroteknos

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Abstract

This study aimed to determine the response of growth and yield of lettuce (Lactuca sativa L). This research was carried out at the Field Laboratory of Experimental Gardens II and the Laboratory of Agrotechnology, Faculty of Agriculture, Halu Oleo University from December 2021 to February 2022. This research was carried out using a Randomized Block Design (RBD) with a single factor consisting of five treatment levels, namely, No Organic Fertilizer Liquid (P0), Liquid Organic Fertilizer 10 ml.L-1 (P1), Liquid Organic Fertilizer 20 ml.L-1 (P2), Liquid Organic Fertilizer 30 ml.L-1 (P3), Liquid Organic Fertilizer 40 ml. L-1 (P4) and each treatment was repeated three times, each replication contained 15 plants, so the total treatment unit was 45 polybags. The variables observed were: plant height (cm), number of leaves (strands), leaf area (cm2), wet weight of plants (g), dry weight of plants (g), wet weight of plant roots (g), and dry weight of plant roots. Each observation variable was analyzed using analysis of variance to determine the effect of treatment. if there is F-count greater than F-table followed by UJBD at a 95% confidence level. The results showed that the liquid organic fertilizer treatment had an effect on the observed variables of plant roots at harvest, which showed that at (10 ml.L-1) is the best concentration by showing the highest average value of lettuce plant growth and yield
PRODUKTIVITAS TANAMAN CABAI MERAH BESAR PADA BERBAGAI DOSIS PUPUK KANDANG DAN JARAK TANAM MAMMA, SARAWA; RAHNI, NINI MILA; ALAM, SYAMSU
Jurnal Agroteknos Vol 14, No 1 (2024)
Publisher : Jurnal Agroteknos

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Abstract

Large red chilies are a horticultural commodity that has quite high economic in Indonesia. This research aims to determine the effect of cow manure and planting distance on the production of large chili plants. The research was carried out at the Experimental Fields 2 of Agricultural Faculties of Halu Oleo University from November 2022 to April 2023. The experimental design used was a randomized block design in a factorial pattern consisting of 2 factor. The firs factors is cow manure which consists of 4 doses, namely without manure (Ko), 7,5 t/ha (K1), 15 t /ha (K2), and 22,5 t/ha (K3). The second factors is plant distance which consist of 3 types, namely plant distance 30 cm x 30 cm (J1), 30 cm x 40 cm (J2), and 30 cm x 50 cm (J3). Each treatment was repeated 3 times so that there were 36 experimental unit. The variables observed were the number of branches, number of flowers, length of fruit, number of fruit and weight of fruit. The results of the research showed that there was an interaction effect between the manure application treatment and plant spacing treatment on the production of large chili plant. The treatment of providing 15 t/ha of manure with a planting distance of 30 cm x 40 cm (J2K2) gives the highest production of large red chilies, namely 16,39 t/ha.
HOME INDUSTRY - PEMANFAATAN BAHAN TANAMAN UNTUK PEMBUATAN SISTEM PENJERNIHAN AIR Wijayanto, Teguh; Rakian, Tresjia C.; Asniah, Asniah; Rahni, Nini Mila; Hisein, Anima; Dedu, La Ode Arfan
Anoa : Jurnal Pengabdian Masyarakat Sosial, Politik, Budaya, Hukum, Ekonomi Vol 5, No 1 (2024):
Publisher : Universitas Halu Oleo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52423/anoa.v5i1.48415

Abstract

This Community Service Program has been implemented in Kambu Village, Kambu District, Kendari, Southeast Sulawesi, with the target audience, especially the Housewife Group. Like other areas near the sea coast, problems with the availability of clean water and pollution of water sources often occur, including those often faced by the community in Kambu Village, Kendari. The solution and target offered was to carry out outreach and technical guidance as well as a demonstration of developing a simple water purification system, using natural coagulants from plants or plant residues and other local resources, which can be easily obtained in our environment, including Moringa oleifera seed powder or banana peels, as an alternative source of organic coagulant for absorption, agglomerates and neutralizes the surface tension of mud particles and heavy metals contained in waste substances. This service activity was carried out through method stages: socialization (technical guidance and discussion), demonstration and application of appropriate technology for water purification based on local resources, as well as mentoring. This service activity was carried out by actively empowering the target group through outreach activities, demonstrations and technical guidance. The results of service activities showed: 1) the importance of establishing work programs and implementing science and technology that were in accordance with the needs and conditions that exist in the target community; 2) the implemented work program received a very good response, response and attention from the community and local government officials; 3) the community was greatly helped and gains additional knowledge and skills by implementing appropriate technological innovations; 4) with this service program the relationship between higher education institutions as a source of knowledge with the community and local government improved
Effect of cogongrass biochar enriched with nitrogen fertilizer dissolved in seaweed liquid extract on soil water content of Ultisol Kilowasid, Laode Muhammad Harjoni; Alam, Syamsu; Rakian, Tresjia Corina; Ansar, Nurul Awalia; Nurfadillah; Ramdan, Nurfatihah Hijrah; Jaya, Irfan; Suryana; Agustin, Widia; Rahni, Nini Mila; Mashuni; Safuan, La Ode
Journal of Degraded and Mining Lands Management Vol. 11 No. 3 (2024)
Publisher : Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15243/jdmlm.2024.113.5585

Abstract

Ultisol dry land is characterized by significantly low organic carbon content, an important factor influencing soil water content and physico-chemical dynamics. The addition of N fertilizer dissolved in seaweed liquid extract as an enrichment solution can change the character of biochar. Therefore, this study aimed to analyze the characteristics of cogongrass biochar enriched with dissolved N fertilizer in seaweed extract of different species and assess its impact on soil water content in Ultisol. Urea was used as a nitrogen source, and biochar enriched with N fertilizer dissolved in seaweed liquid extract from Kappapychus alvarezii, Sargassum sp., and Ulva lactuca was tested. Biochar dose used was 20% of soil weight with a 10% extract concentration for each type. Furthermore, five-level treatments were tested in a pot experiment, namely (i) without biochar, (ii) biochar unenriched, (iii) enriched with N fertilizer dissolved in K. alvarezii extract, (iv) enriched with N fertilizer dissolved in Sargassum sp. extract, and (v) biochar enriched with N fertilizer dissolved in U. lactuca extract. Each treatment was repeated three times, following a randomized block design. The results showed that cogongrass biochar enriched with N fertilizer dissolved in seaweed extract had a more amorphous surface morphology structure. The proportion of elements and functional groups in cogongrass biochar changed. Enriched biochar increased Ultisol moisture levels, but water holding capacity and retention were lower than the unenriched sample.
Role of bokashi fertilizer in increasing growth and yield components of groundnut on marginal dry land in southeast Sulawesi Rahni, Nini Mila; Hervina, Wa Ode; Alam, Syamsu
Jurnal AGRO Vol 11, No 1 (2024)
Publisher : Jurusan Agroteknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/34980

Abstract

The low growth and production of groundnuts in Southeast Sulawesi are caused by land dominated by marginal dry land and low soil fertility. One of the efforts to overcome these problems is converting secondary vegetation into bokashi fertilizer, effectively improving soil's physical, chemical, and biological properties on marginal land. This study aims to determine the effect of bokashi fertilizer on the growth and yield of several ecotypes of groundnut plants on marginal dry land in South Konawe. This research was conducted in Baito-South Konawe. Laboratory analysis was conducted at the Agrotechnology Laboratory, Faculty of Agriculture, Halu Oleo University, Kendari. The design used a randomized block design with a factorial pattern of two factors, the first factor was groundnut ecotype, and the second factor was bokashi fertilizer. Parameters observed were relative growth rate, leaf area index, net assimilation rate, productive branches, number of young pods, seed weight per plant, the weight of 100 seeds, and plant production. The results showed that there was an interaction effect between the local groundnut ecotype Muna and bokashi fertilizer on the relative growth rate, leaf area index, net assimilation rate at 56 DAP, productive branches, number of young pods, seed weight per plant, the weight of 100 seeds and production. The application of bokashi fertilizer 15 t ha-1 showed the best response of groundnut plants to the ecotypes of Wadaga, Parigi, and Lasehao. Rendahnya pertumbuhan dan produksi tanaman kacang tanah di Sulawesi Tenggara disebabkan oleh lahan yang didominasi lahan kering marginal dengan kesuburan tanah yang rendah. Salah satu upaya untuk mengatasi permasalahan tersebut adalah dengan pemanfaatan limbah pertanian menjadi pupuk bokashi yang efektif memperbaiki sifat fisika, kimia dan biologi tanah. Penelitian ini bertujuan untuk menganalisis pengaruh pupuk bokashi terhadap pertumbuhan dan hasil beberapa ekotipe tanaman kacang tanah pada lahan kering marginal. Penelitian lapangan dilaksanakan di Kecamatan Baito, Kabupaten Konawe Selatan. Penelitian laboratorium dilaksanakan di Laboratorium Agroteknologi Universitas Halu Oleo, Kendari. Desain penelitian menggunakan rancangan acak kelompok dengan dua faktor yaitu pertama faktor ekotipe kacang tanah dan kedua faktor dosis pupuk bokashi. Parameter yang diamati yaitu laju tumbuh relatif, indeks luas daun, laju asimilasi bersih, cabang produktif, jumlah polong muda, bobot biji per tanaman, dan bobot 100 biji tanaman. Hasil penelitian menunjukkan bahwa terdapat interaksi antara ekotipe kacang tanah lokal Muna dan pupuk bokashi dalam mempengaruhi laju tumbuh relatif, indeks luas daun, laju asimilasi bersih pada umur 56 HST, cabang produktif, jumlah polong muda, bobot biji per tanaman, dan bobot 100 biji. Pemberian pupuk bokashi 15 t ha-1 menunjukkan respon tanaman kacang tanah terbaik pada ekotipe Wadaga, Parigi dan Lasehao.
PENGARUH KERAPATAN POPULASI DELETERIOUS RIZOBAKTERI (Pseudomonas aeruginosa A08) UNTUK MENGHAMBAT PERTUMBUHAN GULMA DI PERTANAMAN KEDELAI (Glycine max L. Merril) Rakian, Tresjia Corina; Prasetia Wiguna, I Kadek Pande; Sutariati, Gusti Ayu Kade; Muhidin, Muhidin; Asniah, Asniah; Halim, Halim; Nurmas, Andi; Rahni, Nini Mila
Jurnal Agrotek Tropika Vol 12, No 2 (2024): JURNAL AGROTEK TROPIKA VOL 12, Mei 2024
Publisher : Departement of Agrotechnology, Agriculture Faculty, Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jat.v12i2.7041

Abstract

Penelitian bertujuan mengetahui pengaruh berbagai kerapatan deleterious rizobakter Pseudomonas aeruginosa A08) sebagai bioherbisida dan pemacu pertumbuhan tanaman kedelai (Glycine max L. Merril). Penelitian dilaksanakan di Desa Jati Bali, Kecamatan Ranomeeto Barat, Kabupaten Konawe Selatan, Provinsi Sulawesi Tenggara. Penelitian secara eksperimen dengan rancangan acak kelompok (RAK), terdiri dari empat taraf yaitu tanpa bakteri (B0), OD 1 (B1), 1,5 (B2) dan 2 (B3), masing-masing dengan empat ulangan. Data dianalisis dengan Anova dan perbedaan antar perlakuan diuji dengan BNJ dengan taraf kepercayaan 95%. Deleterious rizobakteri P. aeruginosa A08 dalam berbagai kepadatan memberi pengaruh yang nyata dalam menekan pertumbuhan gulma dan memacu pertumbuhan tanaman kedelai. Perlakuan terbaik dalam menekan pertumbuhan gulma dipertanaman kedelai diperoleh pada perlakuan B3 (P. aeruginosa A08 OD 2). Sementara Perlakuan terbaik dalam memacu pertumbuhan kedelai diperoleh pada perlakuan B2 (P. aeruginosa A08 OD 1,5) dan B3 (P. aeruginosa A08 OD 2) dibandingkan dengan perlakuan lain dan kontrol.
Soil quality and yield attributes of soybean on an Ultisol conditioned using cogongrass biochar enriched with nitrogen fertilizer dissolved in seaweed extract Kilowasid, Muhammad Harjoni; Cahyani, Imas Nur; Febrianti; Aldi, Muhammad; Rahni, Nini Mila; Alam, Syamsu; Suaib; Wijayanto, Teguh; Hasid, Rachmawati; Boer, Dirvamena; Madiki, Abdul; Hadini, Hamirul; Arief, Norma; Muhidin; Nurmas, Andi; Arma, Makmur Jaya; Nuraida, Wa Ode
Journal of Degraded and Mining Lands Management Vol. 12 No. 2 (2025)
Publisher : Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15243/jdmlm.2025.122.7353

Abstract

The soil quality of Ultisol, which is indicated by its chemical properties, arbuscular mycorrhizal fungi (AMF), and root nodules, is important for soybean growth. Cogongrass biochar enriched with N fertilizer solution using solvent from seaweed extract can change the soil quality. Using various seaweed extract solvents, this study sought to (i) test the impact of cogongrass biochar enriched with N fertilizer solution on the soil chemical quality and (ii) examine the effects of soil chemical changes on AMF, root nodules, tissue nutrient content, and soybean yield. The treatments consisted of (i) without biochar (B0), (ii) cogongrass biochar without enrichment (BN0), (iii) cogongrass biochar enriched with urea solution using solvent from extract of Kappapychus alvarezii (BNK), (iv) cogongrass biochar enriched with urea solution using solvent from extract of Sargassum sp. (BNS), and (v) cogongrass biochar enriched with urea solution using solvent extract of Ulva lactuca (BNU). In a randomized block design, each treatment was carried out three times. With or without fertilization, cogongrass biochar improves the chemical fertility of the soil. The increase in NH4+-N and nitrate-N content of the soil in enriched cogongrass biochar was greater than in unenriched. The AMF spores density and root nodules were reduced following enrichment. When biochar was added, there were more pods, pod dry weight, total seeds, and regular seeds per plant. In conclusion, the impact of increasing soil ammonium content led to decreased density of AMF spores, root infections, and root nodules. The level of available P greatly affected the components of soybean yield in Ultisol.