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All Journal Mimbar Agribisnis: Jurnal Pemikiran Masyarakat Ilmiah Berwawasan Agribisnis Jurnal Penelitian Pendidikan IPA (JPPIPA) JASc (Journal of Agribusiness Sciences) JURNAL AGRICA Journal of Education, Humaniora and Social Sciences (JEHSS) Agro Bali: Agricultural Journal Pelita Masyarakat Jurnal Ilmiah Pertanian ( JIPERTA) Jurnal Ilmiah Biologi UMA (JIBIOMA) Jurnal Agriuma CULTIVATE: Journal of Agriculture Science
Rahma Sari Siregar
Universitas Medan Area
Agriculture, Biological Sciences & Forestry Humanities Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Economics, Econometrics & Finance Education Environmental Science Health Professions Materials Science & Nanotechnology Physics Public Health Social Sciences

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FAKTOR-FAKTOR YANG MEMPENGARUHI PERMINTAAN DAN PENAWARAN KERANJANG ANYAMAN BAMBU (Studi Kasus : Pengrajin Keranjang Anyaman Bambu, Kelurahan Jati Utomo, Kecamatan Binjai Utara,Kota Binjai) Siregar, Rahma Sari
JURNAL AGRICA Vol 9, No 1 (2016): JURNAL AGRICA
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (786.663 KB) | DOI: 10.31289/agrica.v9i1.400

Abstract

The aim of this study was to determine the factors that influence the demand for baskets woven bamboo against income level artisans in the village of Jati Utomo, District Binjai Utara, Binjai, and to determine the factors that affect the supply baskets woven bamboo against income levels craftsmen in the Village Jati Utomo, District of North Binjai, Binjai. The sampling method for craftsmen using census method. The sample of this research was 15 craftsmen woven bamboo baskets and 30 baskets woven bamboo consumers. This research used regression multiplier liniear . the result show factors that affected the demand for bamboo wicker basket is the price of a basket of woven bamboo, another basket prices, and consumer income. The factors that affected the supply of woven bamboo baskets is the purchase price of bamboo, production costs, and profits.Keywords: Demand, Supply, Prices, Woven Bamboo
Analisis Perbandingan Usaha Tani Tambak Udang di Desa Paluh Manan dan Desa Lama Kecamatan Hamparan Perak Kabupaten Deli Serdang Provinsi Sumatera Utara Habra, M. Dani; Afifuddin, Syaad; Ginting, Rahmanta; Siregar, Rahma Sari
JURNAL AGRICA Vol 4, No 1 (2011): JURNAL AGRICA
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (558.179 KB) | DOI: 10.31289/agrica.v4i1.1273

Abstract

One of the fishing activity is increased and is relied upon in the future by the Deli Serdang Regency is the brackish water aquaculture, such as shrimp. The land use of shrimp farms can be replace the role of fishing is estimated to have exceeded the allowable catch, especially on the East Coast of Sumatra in the coastal of Deli Serdang Regency. The development of farm land was centered in Hamparan Perak District. There is supported with specific aquatic environment, to be located in the coastal region of Deli Serdang Regency. By the optimal and sustainable management, the potential of pond at Hamparan Perak District is expected to contribute an adequate production in accordance with the carrying capacity of the region . The purpose of the study was to determine the shrimp farm income in Paluh Manan and Lama Villages at Hamparan Perak District, and to find out the feasibility of the shrimp farming in the Paluh Manan and Lama Villages at Hamparan Perak District. This study will be conducted in the Paluh Manan and Lama Villages at Hamparan Perak District for two months from January 2011 to March 2011. Based on the analysis and discussion that has been concluded that: the difference in the average of expansive farm land, number of labor, farming seeding, farming feed, drugs farm, and farm profits. The value of total profit at Lama Village obtained is Rp . 20.574.275 and at Paluh Manan Village is Rp. 13.395.954. From the comparison of the farm income in the shrimp pond at Lama and Paluh Manan Villages, the greater income is the farming at Lama Village. The difference average total farm profits of the shrimp pond at Lama Village and Paluh Manan Village is Rp. 7.178.321. Keywords : farming, food, shrimp 
Faktor-Faktor Yang Mempengaruhi Permintaan Tanaman Hias di Desa Bangun Sari Kecamatan Tanjung Morawa Kabupaten Deli Serdang Dirgantari Putri; Khairul Saleh; Rahma Sari Siregar
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 3, No 2 (2021): JIPERTA SEPTEMBER
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jiperta.v3i2.752

Abstract

The purpose of this study was to determine what factors influenced the demand for ornamental plants in Bangun Sari Village. The sample in this study is the ornamental plants in Bangun Sari Village. The population of crop farmers consists of 315 farmers. Samples taken as much as 10% of the total population of 32 farmers. Then the sample taken in this study is consumers from32 ornamental plat farmers who are buying at the study site, determined purposively, namely 1 consumer from sample farmers. Based on the Uji F results simultaneously the price of ornamental plants, income and tastes significantly influence the demand for ornamental plants in Bangun Sari Village. Based on the results of the Uji t that partially the price of ornamental plats and consumer tastes significantly influence the demand for ornamental plants and income don’t significantly influence the demand for ornamental plants in Bangun Sari Village, Tanjung Morawa District, Deli Serdang Regency.
Analisis Kelayakan Usaha Batu Bata (Studi Kasus: Desa Tanjung Mulia Kecamatan Pagar Merbau) Muhammad Arasy; Khairul Saleh; Rahma Sari Siregar
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 3, No 2 (2021): JIPERTA SEPTEMBER
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jiperta.v3i2.756

Abstract

This study aims to determine the feasibility of the business whether the brick business is feasible to run, the brick-making business using clay and red earth as raw material with diesel fuel for dompleng machines and oil palm bunches and firewood as fuel, knowing the amount of income. , knowing the level of business feasibility in the village of Tanjung Mulia. This research was conducted from October 2020. The determination of the research location was determined purposively because considering the time and reach of the researchers, a sample of 62 brick craftsmen were determined by the census method, the data used were primary data and secondary data. The research method used to determine the availability of inputs (raw materials, capital, labor) and to determine income using income analysis, to analyze business feasibility using the R / C ratio and BEP. The results of the study show that inputs (raw materials, capital, labor) are sufficiently available in the research area. The income from the brick making business is Rp. 18,769,903, - / month. Obtained Net Revenew Cost Ratio (Net R / C Ratio) the value of R / C Ratio is greater than one (R / C 1 or 1.18 1), Break Even Point (BEP) the break even point of the price is at Rp. 310 / pieces of bricks and the breakeven point of production is at 349,998 pieces / month. Based on these results, the brick business in Tanjung Mulia Village, Pagar Merbau District is feasible to run.
Faktor-Faktor Yang Mempengaruhi Permintaan dan Penawaran Cabe Merah Nista Zamili; Gustami Harahap; Rahma Sari Siregar
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 2, No 1 (2020): JIPERTA MARET
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (327.049 KB) | DOI: 10.31289/jiperta.v2i1.71

Abstract

This research aims to know what are the factors that influence the demand and supply of red pepper in MMTC market Medan Medan Estate sub district percut sei tuan deli serdang district. This research was carried out in July 2017. This research using sampling method with way of census and purposive sampling, in this research sam 20 for trader and sample for consumer 40. Sample in this research is merchant selling red chilli and consumer shopping red chilli in MMTC highway market Medan in village medan estate sub district percut sei host district deli serdang. Simultaneously consumer opinion has a significant influence in this case because if the opinion of red chili consumers is high it can affect the demand because the size of the opinion will be able to affect the demand for goods tersebuat.. Factors affecting the supplyple used is of red chili in Pasar Raya MMTC Medan simultaneously have a positive effect is the purchase price of red pepper, production cost, profit. Partially production cost give significant influence to red chilli supply in Pasar Raya MMTC Medan.
Pengaruh Faktor Sosial Ekonomi Karyawan Pelaksana Terhadap Investasi (Biaya Pendidikan) Anak Chairul Riza Nasution; Yusniar Lubis; Rahma Sari Siregar
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 1, No 2 (2019): JIPERTA SEPTEMBER
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (358.457 KB) | DOI: 10.31289/jiperta.v1i2.94

Abstract

The purpose of this study is to know any socio economic factors that affect investment (education costs) of the children of implementing employees at PTPN III Kebun Hulu, Nagori Village, Banjar Hulu, Ujung Padang District, Simalungun Regency. The sampling method is done by Purposive method. The analytical method used is multiple linear regression test with SPSS 18 tools. Socio-economic factors that affect investment (education costs) simultaneously are age, number of children, funds and education on investment (education costs) at PT Perkebunan Nusantara III Kebun Dusun Hulu. This can be seen from the t test, where t-test 2.333 t-table 2.045 at α = 5%. By parsial age variable not have an effect on to invesment ( expense of education) can be seen test of  t, where t-hitung (-1,047) t-tabel (2,045), by parsial variable of amount of  child  not have an effect on to invesment (expense of education) where t-hitung (-1,568)   t-tabel  (2,045), by parsial earnings of executor employees not have an effect on to invesment (expense of education) where t-hitung (0,180) t-tabel (2,045), by parsial education variable not have an effect on to invesment (expense of education), where t-hitung (0,910) t-tabel (2,045).
Faktor – Faktor Yang Mempengaruhi Permintaan Jamur Tiram (Pleurotus Ostreatus) (Studi Kasus: Kabupaten Deli Serdang) Syarifah Aini; Siti Mardiana; Rahma Sari Siregar
Jurnal Agriuma Vol 1, No 1 (2019): Jurnal Agriuma April
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/agr.v1i1.2309

Abstract

Penelitian ini bertujuan untuk mengetahui bagaimana permintaan terhadap jamur tiram di Kabupaten Deli Serdang dan faktor-faktor apa saja yang mempengaruhi permintaan jamur tiram di Kabupaten Deli Serdang. Penelitian ini dilaksanakan dari bulan Agustus sampai September 2017. Metode pengambilan sampel untuk sampel konsumen jamur tiram menggunakan metode snowball sampling ,yaitu berdasarkan informasi satu konsumen tetap dari petani jamur tiram ke konsumen berikutnya sebanyak 30 orang. Metode analisis yang digunakan adalah uji regresi linier berganda. Hasil penelitian menunjukkan bahwa rata-rata permintaan konsumen jamur tiram di Kabupaten Deli Serdang adalah 4 sampai dengan 9 kg/bulan.Faktor – Faktor yang mempengaruhi secara serempak memiliki nilai signifikan terhadap permintaan jamur tiram di Kabupaten Deli Serdang yaitu harga jamur tiram, harga sayuran lain, jumlah anggota keluarga, pendapatan dan selera. Secara parsial bahwa harga sayuran lain dan pendapatan berpengaruh nyata terhadap permintaan jamur tiram dengan nilai t-hitung untuk variabel harga sayuran lain lebih besar dari t-tabel 3,302 > 1,711 yaitu nilai signifikansi lebih kecil dari alpha 0,003 < 0,05, sedangkan untuk variabel pendapatan nilai t hitung 2,507 > 1,711 dengannilai signifikansi 0,019 < 0,05.
Analisis Saluran Pemasaran Melon Kuning di Kecamatan Pantai Labu Kabupaten Deli Serdang Gaby Oktavia Sembiring; Ahmad Rafiqi Tantawi; Rahma Sari Siregar
Jurnal Agriuma Vol 3, No 1 (2021): Jurnal Agriuma April
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/agr.v3i1.5114

Abstract

This research was conducted with the aim to know the yellow melon’s marketing channel and the efficiency of the yellow melon marketing channel in Pantai Labu District. This research is a descriptive qualitative and quantitative research. Determination of research units for yellow melon farmers using the census method, while the sample for traders using the snow ball sampling method, and consumer samples using the incidental sampling method. The results showed that there was only one channel formed in the marketing of yellow melon in Pantai Labu District, that us from farmers to collectors, then to wholesalers, retailers, and finally to consumers. In this marketing, the market divides the qualities of melons into three grades of gimbo, bs, and super. The most efficient yellow melon market is super grade yellow melon with the lowest marketing margin value of 10%, farmer's share value of 70%, and the profit to marketing cost ratio value of 17> 0 or Rp 17, - so the yellow melon marketing channel is efficient.
ANALISIS SALURAN PEMASARAN OKRA (Abelmoschus esculentus L.) DI KECAMATAN MEDAN KOTA Murni Nilam Cahyanum; Ahmad Rafiqi Tantawi; Rahma Sari Siregar
Jurnal Agriuma Vol 1, No 1 (2019): Jurnal Agriuma April
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/agr.v1i1.2318

Abstract

Tujuan penelitian ini adalah untuk mengetahui saluran pemasaran okra serta bagaimana efisiensi saluran pemasaran okra di Kecamatan Medan Kota. Metode penelitian yang digunakan adalah secara Purposive (Sengaja). Sampel penelitian ini sebanyak 24. Berdasarkan prasurvey yang dilakukan terdapat 2 pasar modern, yaitu Pasar Berastagi dan Transmart Carefour yang menjual okra, maka diambil masing-masing pengumpul dari 2 pasar modern tersebut, dan 2 konsumen dari pasar tersebut. Metode yang digunakan adalah Snowball Sampling serta metode perhitungan Microsoft Excel. Data yang digunakan adalah data sekunder dan data primer. Penelitian dilakukan pada bulan April sampai dengan Mei 2018. Hasil penelitian menunjukkan bahwa saluran pemasaran okra di Kecamatan Medan Kota mulai dari petani→pedagang pengumpul→pedagang pengecer→konsumen okra, Saluran pemasaran okra yang berada di Kecamatan Medan Kota, Kota Medan,ditingkat lembaga pemasaran pedagang pengumpul dan pedagang pengecer efisien. Pada pasar tradisional yang lebih efisien ditingkat pedagang pengecer sebesar 3,07 %. Sedangkan untuk pasar modern saluran pemasaran yang lebih efisien terdapat pada pedagang pengecer dengan tingkat efisien sebesar 0,27%.
PENGARUH DISIPLIN KERJA TERHADAP PRODUKTIVITAS KERJA KARYAWAN PT PERKEBUNAN NUSANTARA IV (PERSERO) UNIT USAHA PABATU Yulia Andini; Yusniar Lubis; Rahma Sari Siregar
Jurnal Agriuma Vol 1, No 2 (2019): Jurnal Agriuma Oktober
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/agr.v1i2.2874

Abstract

This study was conducted to determine the effect of  work discipline on employee productivity at PT. Perkebunan Nusantara IV (Persero) Pabatu Business Unit. The population in this study were all employees of the department, engineering / processing,  and  general  at  PT. Perkebunan Nusantara IV (Persero) Unit Business Unit is 1031 people. the number of respondents used in this study were 104 people. The research was obtained from the results of the t test on the variables obeying all company regulations, namely 2.652> T table = 1.980 stating that complying with all company regulations had a positive and significant effect on employee work productivity. Effective use of time is 3,069 <Ttable = 1,980 stating that  effective use of time has a positive and significant effect on employee work productivity variables. Responsibility for work and assignments is 5,467> T table = 1.980 states that work responsibilities and tasks have positive and significant to employee work productivity. The absentee level of 1,200 <Ttable = 1,980 has a positive and insignificant effect  on employee work productivity. The simultaneous test results obtained are 262.880> 2.31, which states that work discipline simultaneously has a positive and significant effect on employee work productivity. And the R value obtained is 0.884. This figure shows that 88.4% of work productivity is explained by the variable work discipline.
Co-Authors Ahmad Rafiqi Tantawi Ardepy, Sri Azwana Azwana Chairul Riza Nasution Dirgantari Putri Fadila, Putri Gaby Oktavia Sembiring Gustami Harahap Habra, M. Dani Haloho, Nurmita Indrayani Kristina Simanjuntak Kartika Mutia Ritonga Khairul Saleh Khairul Saleh Leni Handayani M. Dani Habra Mazlina, Mazlina Mitra Musika Lubis Muhammad Afif Muhammad Arasy Murni Nilam Cahyanum Nilma Aprilia Nista Zamili Putri Seroja ZR Rahmanta Ginting Rahmanta Ginting Rahmiati Rahmiati Retna Astuti Kuswandari Rika Fitri Ilvira Riyanti Riyanti Rizal Aziz Roni Paulus Sihombing Saipul Sihotang Sartini Sartini Siti Mardiana Stefanus Lugu Syarifah Aini Yulia Andini Yusniar Lubis