Enkapsulasi Ekstrak Klorofil Daun Sirsak (Annona muricata l.) pada Berbagai Konsentrasi Pelarut dengan Menggunakan Karagenan Malang
(Handini Handini, Maria Puri Nurani, Eduard Gomes)
DOI : 10.37832/bistek.v11i2.93
- Volume: 11,
Issue: 2,
Sitasi : 0 31-Dec-2024
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| Last.02-Aug-2025
Abstrak:
Chlorophyll is a green pigment that found generally in chloroplast mesofil leaf cell. Chlorophyll is a pigment that easily degredating. Chlorophyll degradation is caused by temperature, light intensity, or environment condition. To keep chlorophyll from degradation, the encapsulation methods can be applied. Encapsulation is a method to coating substrate or raw material such as pigment before applied in food system. The combination of coating is called encapsulation. Pigments need to encapsulated because to protect material from degradation when processing or storaging. This research purpose is to know the influence of different solvent concentration to chlorophyll amount in storaging prosess. The research use Complitely Randomized Design. Encapsulation methods using freeze dryer and measuring chlorophyll amount using spectrophotometre. Measurement of chlorophyll amount after extracting process and encapsulation process. Measurement of chlorophyll stability do within 4 weeks storaging and each week need to measure the chlorophyll amount and half life time calculation is to know the chlorophyll life time. In the encapsulation process there is reduction about 92,18% from 75,4907 ppm to 5,9018 ppm at 50 ml solvent concentration, 75 ml solvent concentration reduction is 92,63% from 66,0438 ppm to 4,8628 ppm and 100 ml solvent concentration reduction is 91,35% from 45,7894 ppm to 3,9567 ppm. Half life time calculation is shown that chlorohyll damaging is happen at 26 days for 50 ml solvent concentration, for 75 ml solvent concentration is happen at 39 days and for 100 ml solvent concentration is happen at 75 days after storaging process.
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2024 |
ANALISIS POLA KEMITRAAN PEMBENIHAN MENTIMUN (Cucumis sativus L.) DALAM MENINGKATKAN PENDAPATAN USAHATANI
(Maria Puri Nurani, Sari Perwita Rahmanti Ignatia, Maria Chrismonika)
DOI : 10.37832/bistek.v11i2.89
- Volume: 11,
Issue: 2,
Sitasi : 0 31-Dec-2024
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Barriers to horticulture in several developing countries, including Indonesia, include low farmer income, limited farmer knowledge, limited farmer land ownership, and weak farmer supply situations. This results in reduced profits for farmers. One way to overcome these obstacles that can be done by the Rukun Tani farmer group is to establish a partnership with PT Agri Makmur Pertiwi. This study aims to analyze the partnership pattern in cucumber hatcheries and its impact on increasing farm income. This research used descriptive qualitative and quantitative methods with a case study approach on 20 respondents who established partnerships with hatchery companies. Data were collected through questionnaires, in-depth interviews, field observations, and documentation. Data were tested using the t-test. The results show that the partnership pattern applied is a core-plasma partnership, where the core company provides production facilities, provides guidance, transportation costs, and market guarantees. The farmer group acts as a plasma that provides land, labor, agricultural tools, fertilizers, and manages cucumber farming according to the standards set by the core company. The results of the difference test show that there are differences in income before and after partnering. Income before partnering was IDR 18,053,507.5 and income after partnering was IDR 35,622,807.5.
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2024 |
Analisis Efisiensi Teknis Usaha tani Tebu Di Desa Arjosari Bagian Timur (Studi Kasus Di Desa Arjosari Bagian Timur, Kecamatan Kalipare, Kabupaten Malang)
(Maria Rosari Rahayuningtyas, Maria Puri Nurani, Sari Perwita Rahmanti Ignatia)
DOI : 10.37832/bistek.v11i1.82
- Volume: 11,
Issue: 1,
Sitasi : 0 30-Jun-2024
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Sugarcane plantations played an important role in increased value-added in the economy. Sugarcane is used as a key ingredient in sugar production. High consumption has not offset the production of sugar. Production can meet consumption by performing technical efficiency of usaha tani. This study is aimed at identifying the impact of the use of sugarcane production factors and the technical efficiency of the use of sugarcane production factors. The implementation of this study is in the village of Arjosari in the east, Calypso district, unfortunate district. The study population is 35 respondents in sugarcane growers. Sample strain strain is 32 respondents. The methods used in data collection are observation, interviews, and questionnaires. Analysis used is linear regression using f-test, t-test, and technical efficiency. Results obtained in this study indicate that in a simultaneous free variable (x) has an effect on bound variables (y). Those that have partial effects are manure (x3), zec fertilizer (x4), and labor (x7). Other such variables as land area (x1), seeds (x2), fertilizer phonska (x5) and drops or molasses (x6) have no effect on sugarcane production. Technical efficiency is known for the value of constants obtained in the production function of the cobb douglass stochastic frontier. Unavailable translation service. Subscribe now to enjoy professional translation
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2024 |
Analisis Pendapatan Dan Kelayakan Usaha Pada Pabrik Tahu Sumber Rejeki Kelurahan Wae Kelambu, Kecamatan Komodo Kabupaten Manggarai Barat
(Liberatus Agusto Hutrik, Agnes Quartina Pudjiastuti, Maria Puri Nurani)
DOI : 10.37832/bistek.v11i1.78
- Volume: 11,
Issue: 1,
Sitasi : 0 30-Jun-2024
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Along with increasing population growth, there are also more and more businesses in the field of food processing because food is the main human need. One of the food products that are well known among the public is tofu. Tofu is one of the staple foods in Indonesia. A business feasibility study is a study about whether or not a business is carried out profitably on an ongoing basis. Tofu agroindustry Sumber Rejeki is a soybean processing industry into tofu. The Sumber Rejeki tofu agroindustry is located in Nggorang, Komodo District, West Manggarai Regency. A business that is run certainly requires a proper planning and calculation. The purpose of this study was to determine the cost, income and business feasibility of the tofu source of fortune agroindustry in Nggorang, Komodo District, West Manggarai Regency. The analysis used in this research is the analysis of Costs and Revenues, R/C Ratio, Net Present Value (NPV), and Internal Rate Of Return (IRR). The results showed that the Sumber Rejeki tofu business in Nggorang Komodo District, West Manggarai Regency obtained a profit with a value of TC > TR or Rp. 216,000,000 > Rp. 111,636,607, while the results of the feasibility analysis of Sumber Rejeki's tofu business in Ngorang, Komodo Subdistrict, West Manggarai Regency were feasible to use. R/C Ratio > 1 or R/C Ratio = 1.75 > 1, NPV > 0 or NPV = 753.727.492 > 0, IRR > i or IRR = 80.9 % > 4.27%. That means that the Sumber Rejeki tofu business in Nggorang, Komodo District, West Manggarai Regency is profitabel and worth working on.
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2024 |
Strategi Pemasaran Keripik Pisang Melalui Analisis SWOT Di CV. Sahabat Pangan
(Yakobus Bora Lamunde, Maria Puri Nurani, Johanes Pungky D.H)
DOI : 10.37832/bistek.v10i2.76
- Volume: 10,
Issue: 2,
Sitasi : 0 31-Dec-2023
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The background of the author doing this research is based on the problems that are often found in fruit agricultural products which generally do not last long and have properties that are easily damaged if stored in fresh form, one of which is bananas. Bananas are the most consumed fruit by households. To extend the shelf life of bananas so as to add economic value, bananas can be processed into snack products, namely banana chips. Banana chips are one of the processed bananas that are thinly sliced and then fried. This research was conducted at CV. Sahabat Pangan Klayatan, Bandungrejosari Village, Sukun District, Malang City as one of the home industries that produces banana chips. This study aims to determine the strengths, weaknesses, opportunities, threats and choose one of four strategies, namely thestrategy Aggressive SO (Strengths, Opportunities), ST Diversification strategy (Strengths, Threats), WO Turnaround strategy (Weaknesses, Opportunities), and Defensive strategies. WT (Weaknesses, Threats) to formulate marketing strategies on CV. Sahabat Pangan through SWOT analysis (Strengths, Weaknesses, Opportunities and Threats). The research method uses descriptive data collection techniques through observation, interviews, literature studies and the internet. The data analysis technique used is a qualitative descriptive analysis technique. The results of the calculation of the score on the SWOT analysis diagram are known to be the position of IFAS X (Strengths- Weaknesses) and EFAS Y (Opportunities-Threats), then it is known that the X coordinate point of 0.55 is the IFAS coordinate point and the Y coordinate point of -0.47 is the EFAS coordinate point. Then it is known that the alternative strategy used is thestrategy diversification ST (Strengths, Threats) by utilizing strengths to minimize existing threats. then there is the addition of strategic priorities, namely thestrategy diversification concentric. Thestrategy diversification concentricaims to prioritize what are the main strengths and threats of CV. Sahabat Pangan
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2023 |
Pengaruh Bauran Pemasaran (Marketing Mix) Terhadap Keputusan Pembelian Konsumen Buah Stroberi (Fragaria X Ananassa), Di Lumbung Stroberi, Desa Pandanrejo, Kecamatan Bumiaji, Kota Batu
(Albertus Landu Tana, Anasthasia Triwulan Budisaptorini, Maria Puri Nurani)
DOI : 10.37832/bistek.v10i2.74
- Volume: 10,
Issue: 2,
Sitasi : 0 31-Dec-2023
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Strawberries are a hybrid plant species of the genus Fragaria. This plant is a popular plant that is often well cultivated throughout the world. Fruits have special characteristics, especially in shape, color, texture, taste and aroma. The purpose of this study was to determine the effect of the marketing mix on purchasing decisions for strawberries and to determine the dominant marketing mix influencing purchasing decisions for strawberries in Pandanrejo Village, Bumiaji District, Batu City. The research location is in the Strawberry Barn, Pandanrejo Village, Bumiaji District, Batu City. Determination of the sample in this study using accidental sampling with the Slovin formula, the sample in this study amounted to 60 respondents. The purpose of this study was to determine the effect of the marketing mix on purchasing decisions of strawberries and to determine the dominant marketing mix influencing purchasing decisions of strawberries The results of this study indicate that the independent variable of the marketing mix (X) has a significant effect on the dependent variable on the purchasing decision of strawberries (Y). Product variables (X1), price (X2), promotion (X3), and place (X4) have a partial effect on purchasing decisions for strawberries (Y). The dominant variable influencing the decision to buy strawberries is the place variable (X4). This is because the beta coefficient value of the place variable is greater than the product beta coefficient (X1), price (X2), and promotion (X3)
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2023 |
MENGOPTIMALKAN POTENSI SAMPAH ORGANIK UNTUK MENDORONG PERTANIAN BERKELANJUTAN PADA REVIEW SISTEMATIS
(Maria Puri Nurani)
DOI : 10.37832/bistek.v10i1.65
- Volume: 10,
Issue: 1,
Sitasi : 0 30-Jun-2023
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Organic waste management plays a crucial role in supporting sustainable agriculture by recycling valuable resources and reducing environmental impacts. This systematic literature review explores the implementation of organic waste management strategies, including composting, vermicomposting, fermentation, and eco-friendly technologies, in developed countries such as Germany, the Netherlands, and Sweden. The review also highlights the challenges and opportunities in each country, considering technological limitations, social and cultural aspects, as well as policy and regulations. Moreover, it analyzes the implications for sustainable agriculture and provides recommendations for further research. The findings underscore the importance of integrating organic waste management into agricultural practices to enhance soil fertility, reduce greenhouse gas emissions, and promote sustainable farming systems globally.
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2023 |
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2023 |
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2023 |
PELATIHAN PENGOLAHAN ABON JAMUR TIRAM PADA GAPOKTAN MULYO SANTOSO KELURAHAN SUKUN KECAMATAN SUKUN KOTA MALANG
(Handini, Maria Puri Nurani)
DOI : 10.37832/asawika.v4i1.18
- Volume: 4,
Issue: 1,
Sitasi : 0 25-Jun-2021
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Jamur tiram putih (Pleurotus Ostreatus) merupakan salah satu jenis jamur konsumsi yang cukup digemari masyarakat dan juga berguna bagi tubuh karena bergizi tinggi dan rendah lemak. Jamur tiram termasuk bahan pangan yang mudah rusak, seperti jenis sayuran lainnya. Beberapa hari setelah panen, mutu jamur tiram turun dengan cepat sampai tidak layak dikonsumsi. Perubahan mutu jamur tiram antara lain layu, warna menjadi coklat, lunak dan cita rasanya berubah, di mana untuk mempertahankan keawetan jamur tiram perlu adanya inovasi menjadi produk pangan olahan. Oleh karena itu kegiatan pengabdian kepada masyarakat ini merupakan bentuk kepedulian agar sejak dini pihak terkait dapat membuat olahan pangan guna peningkatan nilai ekonomi. Sasaran pengabdian ini bersama ibu-ibu PKK RT 10 RW 07 Kelurahan Sukun, Kecamatan Sukun Kota Malang dengan alasan wilayah ini yang paling sukses sehingga sangat potensial karena sebagian besar penduduknya berpotensi menanam jamur tiram. Tujuan kegiatan ini adalah menjadikan jamur tiram sebagai produk olahan menjadi abon jamur tiram, sehingga menjadi produk pangan yang lebih awet, murah, mudah dikonsumsi, serta mempunyai nilai jual tinggi.
Kata Kunci: Abon Jamur Tiram, Jamur Tiram
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2021 |