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Journal : Agrointek

PENGARUH WAKTU PEMERAMAN, AERASI DAN SUHU FERMENTOR TERHADAP KUALITAS BIJI KAKAO Sri Hartuti; Nursigit Bintoro; Joko Nugroho Wahyu Karyadi; Yudi Pranoto
AGROINTEK Vol 14, No 2 (2020)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v14i2.6297

Abstract

Good postharvest handling must be done to get high-quality cocoa beans. This study aims to determine the effect and relationship of cocoa pod ripening time, aeration and fermentor temperature during fermentation on the pH and fermentation index, and to know the value of other quality parameters of cocoa beans, such as water content, ash content, protein content, fat content, carbohydrate content, color chroma, and hue. The results of the RSM analysis also showed that the cacao pod ripening time, aeration rate and fermenter temperature had different effects on the fermentation index and pH of the cocoa beans produced, which was indicated by the R² value for each parameter, 74.7% for the index fermentation and 56.5% for the pH of the cocoa beans. Based on the fermentation index value and the pH of the cocoa beans obtained, it was found that the ripening of the cocoa pods, aeration and the temperature of the fermentor provided were able to produce good quality fermented cocoa beans. The quality values of cocoa beans obtained include: fermentation index ≥ 1, pH of cocoa beans from 4.97 to 6.31, moisture content of  6.5 - 7.8%, ash content of 3.21 - 4.12%, chroma color value 16.50 - 25.28, hue color values 30.01 - 51.73, fat content 20.91 - 47.19%, protein content 10.45 - 16.47% and carbohydrate content 29.81-57.70 %.
EXPLORATORY STUDY OF NEAR AND SUPERCRITICAL CARBONDIOXIDE WARM PASTEURIZATION ON NILE TILAPIA Sugeng Pondang Sugiharto; Nursigit Bintoro; Joko Nugroho Wahyu Karyadi; Yudi Pranoto
AGROINTEK Vol 14, No 2 (2020)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v14i2.6517

Abstract

Effects of both near critical and supercritical CO2 pasteurization on inactivation of muscle protease and lipase of red tilapia (Oreochromis niloticus) were investigated along with its impact on microbial reduction and physical appearance. Near critical phase was designed at 70 bar and supercritical phases were designed at 80 and 90 bar.  It was found that CO2 pressure had greater effect on protease inactivation  than on lipase inactivation. Temperature increase did not improve both protease and lipase inactivation while fillet texture was adversely affected. The fillet color experienced color changes significantly.
Co-Authors Agnes Murdiati Agnes Murdiati Agung Endro Nugroho Agustina Agustina Amir Husni Angwar, Mukhamad Ariani, Dini Ariani, Dini Ashri Mukti Benita Bambang Setiaji Bara Yudhistira Bara Yudhistira Cahyanto, Muhammad N Dari, Yunita Wulan Darmadji, Purnama Dego Yusa Ali Dewi, Angela Myrra Puspita Dhiva, IGN Aditya Dian Resti Setyaningrum Dimas Rahadian Aji Muhammad, Dimas Rahadian Aji Dini Ariani Djagal Marseno Djagal W Marseno Djagal Wiseso Marseno Djagal Wiseso Marseno Djagal Wiseso Marseno Djagal Wiseso Marseno Doddy Sutono Dodik Suprapto Edowai, Desi Natalia Eduard Fransisco Tethool Elfanti, Maharani P. Elok Pawening Maharani Endang S. Rahayu Eni Harmayani Eni Harmayani Eni Harmayani Eni Harmayani Ervika Rahayu Novita Herawati Fatchul Anam Nurlaili Fatma Zuhrotun Nisa Fela Laila Ferdiansyah, Mokhamad Khoiron Fibri, Dwi Larasatie Nur Hafni Rahmawati Halim, Lina Haryadi Haryadi Haryadi Haryadi Hayati, Febsi Hermina Nurdiawati Herry , Herry Isak Silamba Joko Nugroho Wahyu Karyadi Joko Nugroho Wahyu Karyadi Karlina, L Lola Krisnitya, Widya Lily Arsanti Lestari Lopulalan, Cynthia G C M. Ridwan Made Darawati Miftakhussolikhah, Miftakhussolikhah Mimin Yulita Kusumaningrum Mohammad Hidayat Muhammad Nur Cahyanto nFN Miftakhussolikhah nFN Nurliyani Novianty, Hilda Novianty, Hilda Nur Rohmah Lufti A'yuni Nurdiawati, Hermina Nurfitri Ekantari Nuri Arum Anugrahati Nursigit Bintoro Nursigit Bintoro Nursigit Bintoro Prawira, Muhammad Aditya Puji Wulandari Purnama Darmadji Purnama Darmadji Purnama Darmadji Purnama Darmadji Purnama Darmadji Rahayu, Endang Sutriswati Rahayu, Ervika Rahma Bayunita Hapsari Reny Mailia Reny Mailia Resha Ayu Wildiana Retno Ayu Kurniasih Rini Yanti Rini Yanti, Rini RNH, Ervika Rosiana, Nita Maria Rumiyati Sabrina, A'isyah Mutiara Saiful Rochdyanto Saiful Rochdyanto Saputra, Muhammad Tomy Sarman Oktovianus Gultom Satrijo Saloko Siti masithah Fiqtinovri Sri Hartati Sri Hartuti Sri Hartuti Sri Hartuti Sri Raharjo Sri Widyastuti Sri Widyastuti Sri Winarti Stefani Amanda Harmani Subaryono Subaryono Subaryono Subaryono, Subaryono Sudibyo, Anung Sudip Kumar Rakshit Sugeng Pondang Sugiharto Suharwadji, - Suharwadji, - Sulthon, Arian Lutfi Nur Supriyadi Supriyadi Supriyanto Supriyanto Tanwirul Millati Taswir Taswir Tazwir Tazwir Tety Desrita Handayani Triwitono, Priyanto Tyas Utami Umar Santoso Ustadi Ustadi Ustadi, Ustadi Wardah Wardah Wulandari, Pudji Yekti Asih Purwestri Yuny Erwanto Yustinus Marsono Yustinus Marsono Yustinus Marsono Yustinus Marsono