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Preservation technique to identify Bactrocera dorsalis complex (Diptera: Tephritidae) based on image analysis Rika Alfianny; Ardhiani Kurnia Hidayanti; Tati Suryati Syamsudin
Jurnal Entomologi Indonesia Vol 19 No 2 (2022): July
Publisher : Perhimpunan Entomologi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5994/jei.19.2.174

Abstract

Fruit flies (Bactrocera dorsalis (Hendel)) are insect pests of many fruits and vegetables. Yield losses due to this pest can reach 100%, and many may be unaware that fruit flies are the trigger for several disease attacks on crops such as fungi and bacteria. This study aimed to identify the most appropriate preservation technique for morphological identification of B. dorsalis by image analysis. Images were taken with the Nikon DSF12 Trinocular Microscope. The methods used varied by trapping period (short-term and long-term) and types of preservatives (ethanol and propylene glycol). Specimens were obtained from Bandung and Sumedang Regency. Results demonstrated that ethanol-based preservation was the most appropriate to acquire the abdominal image of B. dorsalis obtained via short-term trapping, meanwhile a propylene glycol-based preservation was suggested for specimens trapped using longer-term methods.
PENGARUH PEMBERIAN TEPUNG LARVA LALAT TENTARA HITAM (Hermetia illucens) TERHADAP KECEPATAN TUMBUH BURUNG PUYUH (Coturnix-coturnix japonica) Ricky Selamet Rahayu; Ramadhani Eka Putra; Rika Alfianny
Gunung Djati Conference Series Vol. 6 (2021): Seminar Nasional Biologi (SEMABIO) 6 Tahun 2021
Publisher : UIN Sunan Gunung Djati Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (447.806 KB)

Abstract

Quail (Coturnix-coturnix japonica) is a type of poultry that can be cultivated commercially because it has relatively fast growth and high productivity. Black Soldier Fly (BSF) is an insect that can be used as an alternative feed for quail in the form of flour because it contains high protein and fat which is friendly too for the environment. This study aims to determine the differences in the proximate content of each treatment; determine the difference in growth speed performance through the parameters of Initial Weight (IBW) and Final (FBW), Average Weight Gain (ABWG), and Body Length, determine differences in feed consumption parameters and feed conversion ratio (FCR) to weight gain; and determine which treatment yields the best performance for quail growth. This study used 80 quail with a feed composition of treatment A (100% commercial), B (25% BSF + 75% commercial), C (50% BSF + 50% commercial), D (75% BSF + 25% commercial), and E (100% BSF). The data were processed using IBM SPSS Statistics 25 software. The results showed that the highest proximate characteristics of water content, crude protein, crude fat, ash, fiber, calcium, and phosphorus were obtained in treatment E (100% BSF). The results of statistical analysis showed that there was a significant difference due to the provision of BSF flour to the growth speed parameters, that is the Final Body Weight (FBW) and the Feed Consumption parameter with the optimal treatment, that is treatment B (25% BSF + 75% commercial). The treatment that produced the best performance on quail growth speed was the provision of a feed mixture of 25% BSF flour and 75% commercial feed.
Pengaruh Campuran Tepung Larva Lalat Tentara Hitam (Hermetia illucens) terhadap Performa Produksi dan Kualitas Telur Burung Puyuh (Coturnix coturnix japonica) Hasna Safira Amnevi; Ramadhani Eka Putra; Rika Alfianny
Gunung Djati Conference Series Vol. 6 (2021): Seminar Nasional Biologi (SEMABIO) 6 Tahun 2021
Publisher : UIN Sunan Gunung Djati Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (389.832 KB)

Abstract

Food of animal origin, which is generally relatively expensive. Animal proteins that are cheap enough for the public to buy include quail meat and eggs (Coturnix-coturnix japonica). Quail is one of the poultry that produces animal protein for humans because its body contains protein that comes from its food. Black Soldier Fly larvae (BSF) is one of the insects that can be used as animal feed because of its high protein and fat content. This study aimed to determine the effect of the mixture of BSF larvae meal with SP-22 commercial feed on the production performance and quality of quail eggs and determine which treatment produced similar performance to the reference treatment (treatment A). This study used 80 quail with ration formulations A (100% commercial feed (CF)), B (25% BSF + 75% CF), C (50% BSF + 50% CF), D (75% BSF + 25% CF), and E (100% BSF). The results showed that there were only significant differences in Feed Conversion Ratio (FCR), Production Egg, Haugh Unit (HU), Yolk Index (YI), and organoleptic (flavor, taste, and egg yolk color) and rations that produced similar performance to the reference treatment (treatment A) is treatment D.
Sustainability and Strategy of Vegetable Crops Enterprises Based on Integrated Pest Management (Case Study in Mekarsaluyu Village, Cimenyan Subdistrict, Bandung Regency) Anjelina, Patimah; Permana, Agus Dana; Alfianny, Rika
Jurnal Perlindungan Tanaman Indonesia Vol 27, No 1 (2023)
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jpti.72071

Abstract

Crop enterprises in Mekarsaluyu Village, Cimenyan Subdistrict, Bandung Regency have contributed to the economic activities of the local community. However, current vegetable crop enterprises are not suitable for the sustainable agriculture concept and face several obstacles in its sustainability, such as the availability of water, access to capital, farmers’ concern for environmental sustainability, as well as the role of farmer groups and farmer group association. Integrated pest management (IPM) is a sustainable agricultural production subsystem that can help control pests on vegetable crops, with the use of pesticides as a last resort. This study aims to assess the sustainability status and formulate a farming management strategy based on IPM. The sustainability status was analyzed using the uses the RAP-IPM (Rapid Appraisal for Integrated Pest Management) method which is a modification of the RAPFISH (Rapid Appraisal for Fisheries), and strategy was analyzed using the SWOT and the QSPM method. Respondents were determined by purposive sampling. The sustainability status of vegetable farming based on IPM tends to be quite sustainable with a sustainability index value of 58.23% and the prioritized management strategies are (1) strengthening farmer institutions including farmer groups and farmer groups associations, marketing institutions, and business groups agriculture in meeting the need for vegetable demand in the market; (2) development of environmentally friendly integrated pest control based control technology and preparation of effective and efficient alternative production facilities including land management, labor requirements, planting area in accordance with factual conditions in the field; and (3) strengthening agricultural financing institutions to meet the needs of agricultural production facilities and infrastructure.
Effect of Soy Protein Isolate (SPI) Concentration on Anthocyanin-Based Smart Indicator Labels from Purple Sweet Potato Waste Rijanti Rahaju Maulani; Indrawan Cahyo Adilaksono; Angela Valentina Saputra; Rika Alfianny; Laras Putri Wigati; Aep Supriyadi; Nita Yuniati
Jurnal Keteknikan Pertanian Vol. 14 No. 1 (2026): Jurnal Keteknikan Pertanian
Publisher : PERTETA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19028/jtep.014.1.1-16

Abstract

Indonesia has a high level of food waste, with up to 30% of the country’s total fruit production contributing to it. Smart packaging, such as that with anthocyanin based freshness indicator labels and Soy Protein Isolate (SPI), can help reduce waste by providing visual information about the product’s condition within the packaging. This research aims to determine the effect of SPI concentrations on the characteristics of anthocyanin-based smart packaging indicator labels extracted from purple sweet potato waste (Ipomoea batatas (L.) Lam). The indicator label was made using cornstarch (2.5%) as the matrix, glycerol as the plasticizer,  and SPI as the crosslinking agent. The researchers employed a simple Completely Randomized Design with SPI concentration variations of 0%, 1%, 2%, 3%,  and 4%. The researchers tested several parameters on the indicator labels, including pH sensitivity, color stability against storage temperature (4°C and 25°C), water absorption capacity, color reversibility, and biodegradability. The results indicate that adding SPI affects label characteristics, with 1% SPI concentration yielding the best performance. The 1% SPI concentration obtained the lowest color stability value at cold temperatures (∆E*ab = 5.15), the highest biodegradation rate (97.33% on day 4),  the most varied color response to pH, and good physical durability of the label. Therefore, a 1% SPI concentration is recommended as the most effective formulation for an anthocyanin-based freshness indicator label.