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Jurnal Pertanian Agros
Published by Universitas Janabadra
ISSN : 14110172     EISSN : 25281488     DOI : -
Core Subject : Agriculture,
Jurnal Pertanian Agros (JPA) is published by Faculty of Agriculture, Janabadra University and the Agribusiness Association of Indonesia (AAI). It available online supported by Directorate General of Higher Education - Ministry of Research, Technology, and Higher Education- Republic of Indonesia JPA is a peer-reviewed and open access journal that publishes significant and important research from all area of agriculture science fields such as crops, horticulture, fisheries, animal husbandary, and forestry.
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Articles 1,386 Documents
KEEFEKTIFAN DISTRIBUSI PUPUK BERSUBSIDI PADA PETANI DI KABUPATEN MEMPAWAH Slamet Hidayah Sulaiman; Dewi Kurniati; Adi Suyatno
Agros Journal of Agriculture Science Vol 25, No 3 (2023): edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v25i3.3377

Abstract

The study aims to determine effectivity of the distribution of fertilizer subsidies in Mempawah District in terms of the 6 appropriate indicators (right amount, right place, right time, right quality, correct type, and right price). The research was conducted in the Anjongan District, Mempawah Regency, from March to April 2024. The research method used a survey method with a causal associative approach. The research samples used were members of farmer groups in Dema Village, Pak Bulu Village, Kepayang Village, Anjungan Dalam Village, and Anjugan Melancar Village. Data collection was carried out using interviews, questionnaires, and observation techniques. The results showed that the effectivity of the fertilizer subsidy policy as measured by 6 indicators obtained the highest value of effectivity, namely the indicators of good quality (85.80%), right price (85.37%), right type (81.90%), right amount ( 81.14%), the right place (76.62%) and the lowest effectivity value on the timely indicator (75.57%). Generally, the effectivity of subsidized fertilizer distribution in the Anjongan District, Mempawah Regency, has an adequate criterion of 81.03%.Keywords: distribution, effectivity, subsidized fertilizer INTISARITujuan penelitian adalah mengkaji keefektifan distribusi subsidi pupuk di Kabupaten Mempawah ditinjau dari indikator enam tepat (tepat jumlah, tepat tempat, tepat waktu, tepat mutu, tepat jenis, dan tepat harga). Penelitian dilaksanakan di wilayah Kecamatan Anjongan Kabupaten Mempawah pada Bulan Maret sampai April 2024. Metode penelitian menggunakan metode survey dengan pendekatan asosiatif yang bersifat kausal. Sampel penelitian yang digunakan adalah anggota kelompok tani pada Desa Dema, Desa Pak Bulu, Desa Kepayang, Desa Anjungan Dalam, dan Desa Anjugan Melancar. Pengumpulan data dilakukan menggunakan teknik wawancara, kuesioner, dan observasi. Hasil penelitian menunjukkann bahwa keefektifan kebijakan subsidi pupuk yang diukur dalam 6 indikator diperoleh nilai keefektifan tertinggi yaitu pada indikator tepat mutu (85,80%), tepat harga (85,37%), tepat jenis (81,90%), tepat jumlah (81,14%), tepat tempat (76,62%) dan nilai keefektifan terendah pada indikator tepat waktu (75,57%), serta secara umum keefektifan distribusi pupuk subsidi di Kecamatan Anjongan Kabupaten Mempawah memiliki kriteria efektif dengan nilai 81,03%.Kata Kunci: distribusi, efektivitas,  pupuk sibsidi
PERTUMBUHAN DAN HASIL KEDELAI EDAMAME DENGAN PEMBERIAN KOMBINASI PUPUK KANDANG AYAM DAN NPK YANG DIPERKAYA MIKROBA FUNGSIONAL PADA TANAH ALUVIAL Irpansyah, Irpansyah; Palupi, Tantri
Agros Journal of Agriculture Science Vol 26, No 2 (2024): Edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i2.4643

Abstract

Edamame soybean (Glycine max L.) is a food crop that has great potential for cultivation in West Kalimantan. Increasing the production of edamame soybeans is necessary considering the high demand for soybeans in Indonesia every year. Efforts to increase production can be carried out on aluvial soil by providing a combination of chicken manure and NPK enriched with PGPR functional microbes. This study aimed to determine the effect and obtain the best dose of a combination of chicken manure and NPK enriched with functional microbes on the growth and yield of edamame soybeans in aluvial soil. The design used in this study was a completely randomized non-factorial design, with 5 treatments, each treatment 5 replications, each replication consisting of 4 plant samples. The treatment consisted of p1 = 15 tonnes/ha of chicken manure + PGPR, p2 = 11.25 tonnes/ha of chicken manure + 50 kg/ha of NPK + PGPR, P3 = 7.5 tonnes/ha of chicken manure + 100 kh /ha NPK + PGPR, p4 = 3.75 tonnes/ha of chicken manure + 150 kg/ha NPK + PGPR, p5 = 200 kg/ha NPK (control). Observational variables included plant height (cm), root volume (cm3), crown dry weight (grams), root dry weight (g), number of productive branches (branches), number of pods (pods), pod weight (g), number of seeds /pods (seeds), root length (cm) and number of root nodules (nodules). The results showed that the combination of chicken manure and NPK enriched with functional microbes had no significant effect on all growth and yield variables of edamame soybeans. Key-words: chicken manure, edamame soybeans, PGPR, NPK, aluvial soil 
PENGARUH PEMBERIAN BAHAN ORGANIK DAN PASIR TERHADAP PERUBAHAN KARAKTERISTIK KIMIA VERTISOL Jayanti, Fara Amilia; Mindari, Wanti; Sasongko, Purnomo Edi
Agros Journal of Agriculture Science Vol 26, No 1 (2024): Januari
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i1.4052

Abstract

Vertisol has a high clay content which causes this soil to expand if wet and wrinkle if dry. The fertility level of vertisol is relatively low, so it is necessary to improve soil quality through the provision of organic matter and sand. This study was prepared based on the Complete Random Design (RAL) Factorial consisting o[1]f two factors. The first factor is 4 kinds of organic matter (B) consisting of control (B0), banana peel compost + cow dung (10:1) (B1), leaf litter compost (B2), and hyacinth compost + cow dung (B3). Compost is applied at a dose of 15 tons.ha-1. The second factor is the three percentages of sand material (P) consisting of 0% (P0), 20% (P1), and 40% (P2). The chemical characteristics of the soil analyzed are pH, c-organic, n-available, p-available, and CEC. The results showed that the application of organic matter and sand had a significant effect on c-organic and nitrate. While at pH, ammonium, p-available, and CEC have no significant effect. Key-words: Vertisol, soil improver, chemical characteristicsINTISARI Vertisol mempunyai kandungan liat yang tinggi yang mengakibatkan tanah ini mengembang jika basah dan mengkerut jika kering. Tingkat kesuburan vertisol tergolong rendah, sehingga perlu adanya perbaikan kualitas tanah melaui pemberian bahan organic dan pasir. Penelitian ini disusun berdasarkan Rancangan Acak Lengkap (RAL) Faktorial yang terdiri dari dua factor. Factor pertama yaitu 4 macam bahan organik (B) yang terdiri dari kontrol (B0), kompos kulit pisang + kotoran sapi (10:1) (B1), kompos serasah daun (B2), dan kompos eceng gondok + kotoran sapi (B3). Kompos diaplikasikan dnegan dosis 15 ton.ha-1. Faktor kedua yaitu tiga persentase pemberian material pasir (P) yang terdiri dari 0% (P0), 20% (P1), dan 40% (P2). Karakteristik kimia tanah yang dianalisis yaitu pH, c-organik, n-tersedia, p-tersedia, dan KTK. Hasil penelitian menunjukkan bahwa pemberian bahan organic dan pasir memberikan pengaruh secara nyata terhadap c-organik dan nitrat. Sedangkan pada pH, amonium, p-tersedia, dan KTK tidak memberikan pengaruh nyata. Kata kunci: Vertisol, Pembenah Tanah, Karakteristik Kimia
KAJIAN PERANAN EKO-ENZYM TERHADAP KELESTARIAN EKOSISTEM AIR SUNGAI Radja, Anselmus R.; Goda, Karina D.; Ngaku, Maria Alfonsa
Agros Journal of Agriculture Science Vol 26, No 2 (2024): Edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i2.4692

Abstract

Water can be polluted by various contaminants, including suspended solids, oil, heavy metals, detergents, dissolved solids, and so on. Therefore, water must go through a processing stage first before being used for certain purposes. An ecosystem is a level of organisms that is higher than a community, or is the unity of a community and its environment where interrelationships occur. In this case it does not only include a series of plant and animal species, but also all kinds of forms of matter that carry out cycles in the system as well as the energy that is the source of power. To obtain the energy and materials needed for life, all communities depend on the abiotic environment. To achieve the desired goals in accordance with the conditions and capabilities of existing resources, a water control plan requires a series of criteria and alternatives. Apart from that, cooperation from all parties in this matter (general public, industry and government) is very important. Eco-enzyme is a remediation agent that utilizes active enzymes and microorganisms produced during the fermentation process to degrade pollutants that are harmful to the environment.
RESPON PEMBERIAN ZAT PENGATUR TUMBUH (ZPT) ATONIK DAN PUPUK NPK MUTIARA TERHADAP PERTUMBUHAN BIBIT KELAPA SAWIT (Elaeis guenensis Jacq) PADA FASE PRE-NURSERY Dalimunthe, Badrul Ainy
Agros Journal of Agriculture Science Vol 26, No 1 (2024): Edisi APRIL
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i1.4185

Abstract

One of the oil palm pre-nursery seeding techniques that complies with standards is the use of growth regulators and fertilizers during the seeding process. The aim of this research was to determine the effect of giving Atonik ZPT and Mutiara NPK Fertilizer on the vegetative growth of oil palm seedlings at the pre-nursery stage and their interactions. The research was carried out at the experimental field of the Agrotechnology Study Program, Faculty of Science and Technology, Labuhanbatu University. The design used was a factorial Randomized Block Design (RAK) with two factors, namely the factor of giving Atonik ZPT and giving NPK Mutiara fertilizer with 12 treatment combinations: Z0 (control), Z1 (2 g/polybag), Z2 (4 g/polybag). Mutiara NPK fertilizer was given at 4 levels: P0 (control), P1 (2 ml/liter of water, P2 (4 ml/liter of water), P3 (6 ml/liter of water). The parameters observed were the increase in plant height (cm), diameter stem (mm), number of leaves (strands), and leaf area (cm). The results showed that: (a) administration of NPK Mutiara had a significant effect on leaf area, but had no significant effect on plant height, number of leaves, and stem diameter; (b) giving Atonik ZPT had a significant effect on plant height and leaf area, but had no real effect on number of leaves and stem diameter; (c) there was no interaction between the two treatments for all parameters observed; (d) the best combination was the treatment given NPK Pearls 4 g/polybag with ZPT Atonik 6 cc/liter of water. Keywords : palm oil; pre-nursery; NPK fertilizer; ZPT INTISARITeknik pembibitan kelapa sawit fase pre-nursery yang sesuai standar adalah penggunaan zat pengatur tumbuh (ZPT) dan pupuk selama proses pembibitan. Tujuan penelitian ini adalah untuk mengetahui pengaruh pemberian ZPT Atonik dan Pupuk NPK Mutiara terhadap pertumbuhan vegetatif bibit kelapa sawit pada fase pre–nursery serta interaksinya. Penelitian dilaksanakan di lahan percobaan Program Studi Agroteknologi, Fakultas Sains dan Teknologi, Universitas Labuhanbatu. Rancangan yang digunakan adalah Rancangan Acak Kelompok (RAK) faktorial dengan dua faktor, yaitu faktor pemberian ZPT Atonik dan pemberian pupuk NPK Mutiara dengan 12 kombinasi perlakuan: Z0 (kontrol), Z1 (2 g/polibag), Z2 (4 g/polibag). Pemberian pupuk NPK Mutiara dengan 4 taraf: P0 (kontrol), P1 (2 ml/liter air, P2 (4 ml/liter air, P3 (6 ml/liter air). Parameter yang diamati adalah pertambahan tinggi tanaman (cm), diameter bonggol (mm), jumlah daun (helai), dan luas daun (cm). Hasil menunjukkan bahwa: (a) pemberian NPK Mutiara berpengaruh nyata terhadap luas daun, tetapi tidak berpengaruh nyata terhadap tinggi tanaman, jumlah daun, dan diameter bonggol; (b) pemberian ZPT Atonik berpengaruh nyata terhadap tinggi tanaman dan luas daun, tetapi tidak berpengaruh nyata terhadap jumlah daun dan diameter batang; (c) tidak ada interaksi pada kedua perlakuan terhadap semua perameter yang diamati; (d) kombinasi terbaik adalah pada perlakuan pemberian NPK Mutiara 4 g/polibag dengan ZPT Atonik 6 cc/liter air. Kata kunci : kelapa sawit; pre-nursery; pupuk NPK; ZPT
PENGARUH CURAH HUJAN, HARI HUJAN, DAN DRY SPELL TERHADAP PERODUKTIVITAS KELAPA SAWIT (Elaeis guineensis Jacq) DI AFDELING I KEBUN AEK TOROP PT. PERKEBUNAN NUSANTARA III Manurung, Saroha; Djaingsastro, Aulia Juanda; Siburian, Samura Natanael
Agros Journal of Agriculture Science Vol 26, No 2 (2024): Edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i2.4628

Abstract

Rainfall is high every year, ranging from 2000 – 2500 mm/year and evenly distributed throughout the year. Falling rain will cause the successive opening of leaves that have not yet bloomed, resulting in the formation of leaves which will then stimulate the formation of flowers. Thus, sufficient rainfall in terms of quantity and distribution will cause oil palm plants to be able to produce optimally. This research method uses SPSS Windows 25, namely Multiple Linear Regression and Correlation analysis. Where the significant value of the influence of rainfall (X1) on productivity (Y) is 0.912 with a correlation value of 0.046. The significant value of rainy days (X2) on productivity (Y) is 0.967 with a correlation value of 0.267. The significant value of the effect of dry spell (X3) on productivity (Y) is 0.609 with a correlation value of 0.457. With the results of this research, the influence of rainfall, rainy days and dry spell on palm oil productivity has a positive effect and has sufficient correlation with productivity
PENGARUH PUPUK KANDANG SAPI DAN BERBAGAI JARAK TANAM TERHADAP PERTUMBUHAN DAN HASIL BAWANG DAUN PADA TANAH GAMBUT Marbun, Tiurida; Listiawati, Agustina; Zulfita, Dwi
Agros Journal of Agriculture Science Vol 26, No 2 (2024): Edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i2.4766

Abstract

Scallions ( Allium fistulosum L.) are a horticultural crop commodity that is worthy of intensive development in Indonesia, especially in Pontianak, West Kalimantan Province. Peat soil has great potential for the development and cultivation of spring onions. Efforts that can be made to overcome the very low availability of nutrients are cow manure. One cultivation technique that can be used to increase leek production is by adjusting plant spacing. This research was carried out on research land located on Jalan Sungai Raya Dalam, Alam Mulia Housing Complex starting on 15 September – 2 November 2023. This research aims to obtain the best dose of cow manure for the growth and yield of leek plants on peat soil and to obtain the best planting distance for the growth and yield of leek plants on peat soil. This research was carried out using a field experimental method with a Split Plot Design pattern , namely: The first factor is the distance between the plants for the main plot: j 1 = 20 cm x 20 cm, j 2 = 20 cm x 25 cm and j 3 = 20 cm x 30 cm. The second factor is cow manure as a sub plot: p 1 = 10 tonnes/ha, p 2 = 20 tonnes/ha and p 3 = 30 tonnes/ha. The observation variables consist of: Root Volume, Plant Dry Weight, Number of Leaves/clump, Plant Height, Number of Saplings/clump and Fresh Weight of the plant. From research that has been carried out, the interaction of using a planting distance of 20 x 25 cm and 10 tonnes/ha of cow manure shows the best growth and yield of leek plants on peat soil.
MOTIVASI PETANI DALAM BUDIDAYA TANAMAN CABAI DI DESA KIRITANA KABUPATEN SUMBA TIMUR Aji, Yana Kariri; Katongu Retang, Elfis Umbu
Agros Journal of Agriculture Science Vol 26, No 2 (2024): Edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i2.4753

Abstract

This research measures the level of motivation and analyzes the influence of farmers' internal and external factors on their motivation in cultivating chili plants in Kiritana. The sample was determined using the saturated sampling or census method, and the number of samples used in this research was 50 respondents. Analysis of the level of farmer motivation was carried out using a Likert scale, then to determine the influence of internal and external factors on farmer motivation, analysis was carried out using multiple linear regression model equation analysis. The results of the analysis illustrate that the motivation of farmers in cultivating chili plants in Kiritana Village is in the high category. The results of the influence analysis explain that partially the factors age, income, government policy, and market opportunities have a significant influence on farmer motivation, while the factors education, land area, experience, number of family dependents, and technology do not have a significant influence. Taken together, the factors age, education, income, number of family dependents, experience, land area, government policy, market opportunities and technology have a significant influence on farmers' motivation in cultivaating chili plants in Kiritana Village.
PENGARUH HERBISIDA ISOPROPIL AMINA GLIFOSAT 555 g/l TERHADAP PENGENDALIAN GULMA PADA TANAMAN KAKAO Hariandi, Doni; Setiawan, Ryan Budi
Agros Journal of Agriculture Science Vol 26, No 1 (2024): Edisi APRIL
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i1.4469

Abstract

Cocoa is a plant that is quite important for the national economy. However, in the production process there are several obstacles faced, such as the presence of weeds. Therefore, control measures need to be taken. An effective way to control weeds is to use herbicides. One of the herbicides that can be used is the herbicide isopropyl amine glyphosate 555 g/l. The aim of the experiment was to test the effect of the herbicide for weed control in cocoa cultivation. The experiment was carried out in Padang Pariaman Regency, West Sumatra Province from August to December 2020. The design used was a Randomized Block Design consisting of 7 treatments and 3 replications. Isopropyl amine glyphosate herbicide treatment 555 g/l with doses of 0.75, 1.00, 1.25, 1.50, 1.75 l/ha, manual weeding and control. The research results show that: (1) The herbicide isopropyl amine glyphosate 555 g/l can generally control weeds in cocoa cultivation for up to 12 weeks after application; (2) The effective dose to control weeds in cocoa cultivation is 0.75 – 1.50 l/ha because it has relatively the same results as manual weeding and a dose of 1.75 l/ha; (3) Isopropyl amine glyphosate herbicide 555 g/l with a dose range of 0.75 – 1.75 l/ha until observation 6 weeks after application did not show any symptoms of poisoning on cocoa plants. Keywords : cocoa, efficacy, herbicide, weed INTISARIKakao merupakan salah satu komoditi pertanian yang cukup penting bagi perekonomian nasional. Namun dalam proses produksinya terdapat beberapa kendala yang dihadapi seperti adanya gulma. Oleh karena itu, tindakan pengendalian perlu dilakukan. Cara efektif untuk mengendalikan gulma adalah dengan menggunakan herbisida. Salah satu herbisida yang dapat digunakan adalah herbisida isopropil amina glifosat 555 g/l. Tujuan percobaan adalah untuk menguji pengaruh herbisida terhadap pengendalian gulma pada budidaya kakao. Percobaan dilaksanakan di Kabupaten Padang Pariaman, Provinsi Sumatera Barat pada bulan Agustus sampai Desember 2020. Rancangan yang digunakan adalah Rancangan Acak Kelompok yang terdiri dari 7 perlakuan dan 3 ulangan. Perlakuan herbisida isopropil amina glifosat 555 g/l dengan dosis 0,75, 1,00, 1,25, 1,50, 1,75 l/ha, penyiangan manual dan kontrol. Hasil penelitian menunjukkan bahwa: (1) Herbisida isopropil amina glifosat 555 g/l secara umum dapat mengendalikan gulma pada budidaya kakao hingga 12 minggu setelah aplikasi; (2) Dosis efektif untuk mengendalikan gulma pada budidaya kakao adalah 0,75 – 1,50 l/ha karena mempunyai hasil yang relatif sama dengan penyiangan manual dan dosis 1,75 l/ha; (3) Herbisida isopropil amina glifosat 555 g/l dengan kisaran dosis 0,75 – 1,75 l/ha hingga pengamatan 6 minggu setelah aplikasi tidak menunjukkan gejala keracunan pada tanaman kakao. Kata Kunci: efikasi, gulma,  herbisida, kakao
FAKTOR YANG MEMENGARUHI PERILAKU KONSUMEN TERHADAP PERMINTAAN CABAI MERAH KERITING DI PASAR KRANGGAN YOGYAKARTA Untoro Hariadi; Rini Anggraeni; Boby Prayoga
Agros Journal of Agriculture Science Vol 26, No 2 (2024): Edisi Juli
Publisher : Fakultas Pertanian, Universitas Janabadra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37159/jpa.v26i2.4751

Abstract

Yogyakarta's Kranggan Market is a traditional market with many vegetable traders selling large red chilies. The problem in the field is that many people consume large red chilies as the main ingredient in every dish. This research aims to determine consumer behavior regarding the demand for curly red chilies and the factors influencing the demand for curly red chilies at the Kranggan Market in Yogyakarta. The sampling method was carried out directly by interviewing 30 red chili consumers using a questionnaire. The data analysis method is a multiple linear equation model with the Ordinary Least Square (OLS) estimation method used in this research. The research results showed that the majority of respondents, namely 66%, agreed that red chili was the most sought-after spice when shopping. As many as 20% of consumers agreed that only one type/variety of red chili was purchased at traditional markets. Factors that influence consumer behavior in consuming red chilies are price and income. The results of the coefficient of determination test (R2) showed that 75.3% of the influence of the variables age, price, income, and number of family dependents on demand for curly red chilies could be explained by the independent variables used in the research.