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      Perpanjangan Umur Simpan Jeruk Siam (Citrus nobilis Lour) dengan Perlakuan Emulsi Minyak Kelapa Sawit

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      Date
      2024
      Author
      Anasobuki, An Naomi
      Efendi, Darda
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      Abstract
      Jeruk siam (Citrus nobilis Lour) memiliki karakteristik yang khas, yakni kulit berwarna hijau meskipun telah matang dan daging buahnya lunak dengan rasa manis dan harum. Edible coating merupakan lapisan tipis yang terbuat dari bahan yang dapat dikonsumsi, dibentuk untuk melapisi makanan atau produk. Tujuan dari penelitian ini mengetahui pengaruh konsentrasi emulsi minyak kelapa sawit dalam memperpanjang umur simpan buah jeruk siam. Penelitian dilaksanakan di Laboratorium pascapanen Agonomi dan Hortikultura IPB. Jeruk Siam yang digunakan berasal dari mitra yang berada di Sumatera Utara. Penelitian ini menggunakan rancangan percobaan Rancangan Kelompok Lengkap Teracak (RKLT) faktor tunggal, yaitu konsentrasi bahan pelapisan. Perlakuan konsentrasi minyak kelapa sawit yang diuji adalah 0% (kontrol), 3, 6, 9, dan 12%. Hasil penelitian perlakuan emulsi minyak kelapa sawit berpengaruh nyata terhadap nilai citrus color index, dapat mengurangi susut bobot, kilap warna. Emulsi minyak kelapa sawit berpengaruh nyata terhadap PTT, namun perlakuan emulsi minyak kelapa sawit tidak mempengaruhi kekerasan buah dan kualitas internal buah seperti, asam total, dan vitamin C. Perlakuan pelapisan dengan emulsi minyak kelapa sawit konsentrasi 3% merupakan perlakuan paling efektif dalam masa simpan dibandingkan perlakuan yang lainnya selama penyimpanan 21 hari pada suhu ruang.
       
      Mandarins (Citrus nobilis Lour) have distinctive characteristics, namely green skin even when ripe and soft flesh with a sweet and fragrant taste. Edible coatings are thin layers made of edible materials, formed to coat food or products. The purpose of this study is to determine the effect of palm oil emulsion concentration on extending the shelf life of mandarins fruit. The research was conducted at the Agronomy and Horticulture IPB postharvest laboratory. The mandarins used are originated from partners in North Sumatra. This study used a single-factor namely the concentration of coating material. Completely randomized group design experimental design is used. The palm oil concentration treatments tested were 0% (control), 3, 6, 9, and 12%. The results of palm oil emulsion treatment significantly affect the citrus color index, can reduce weight loss, color glossyness. Palm oil emulsion had a significant effect on total soluble solid, but did not affect fruit firmness and internal fruit quality such as total acid and vitamin C. Coating treatment with 3% of palm oil emulsion was the best treatment in terms of shelf life compared to the other treatments during 21 days of storage at room temperature.
       
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      http://repository.ipb.ac.id/handle/123456789/156604
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      • UT - Agronomy and Horticulture [7620]

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