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Journal : Jurnal Pendidikan Teknologi Pertanian

Pengaruh Suhu Pengeringan pada Food dehydrator terhadap Karakteristik Psikokimia dan Mutu Hedonik Asam Mangga Kering Reski Febyanti Rauf; Rivai Andi Alamsyah
Jurnal Pendidikan Teknologi Pertanian Vol. 9 No. 2 (2023): Agustus
Publisher : Agricultural Technology Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26858/jptp.v9i2.667

Abstract

Salah satu metode pengeringan yang potensial untuk produk asam mangga adalah dengan food dehydrator. Namun, infomasi mengenai food dehydrator untuk pengeringan asam mangga masih kurang. Penelitian ini bertujuan untuk menganalisis pengaruh suhu pengeringan pada food dehydrator terhadap terhadap karakteristik psikokimia dan mutu hedonik asam mangga. Mangga yang masih muda dikeringkan dengan food dehydrator pada suhu 40oC, 50oC, dan 60oC sampai dengan kadar air kesetimbangan. Variabel psikokimia (penyusutan berat, rendemen, warna, vitamin C, dan total asam tertitrasi) dan hedonik (penampakan keseluruhan, warna, tekstur, aroma, dan rasa) dari asam mangga diamati dalam penelitian ini. Analisis varians dan Tukey HSD digunakan untuk mengetahui perbedaan pada ketiga perlakuan suhu yang digunakan. Hasil penelitian ini menunjukkan bahwa suhu pengeringan berpengaruh nyata terhadap nilai vitamin C, total asam tertitrasi, warna (Lab* dan BI), dan mutu hedonik penampakan keseluruhan serta warna dari asam mangga yang dikeringkan (p<0.05). Pengeringan asam mangga pada suhu 40oC menghasilkan vitamin C yang lebih tinggi dibandingkan level suhu lainnya, namun memiliki waktu pengeringan yang paling lama. Informasi dari penelitian ini diharapkan dapat mengoptimalkan pengeringan asam dengan food dehydrator.
Persepsi Masyarakat mengenai Pengaruh Pengembangan Wisata Pantai terhadap Lingkungan: Studi Kasus di Kabupaten Pinrang, Indonesia Andi Alamsyah Rivai; Sri Wahyuni
Jurnal Pendidikan Teknologi Pertanian Vol. 10 No. 1 (2024): Februari
Publisher : Agricultural Technology Education Study Program

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26858/jptp.v10i1.3068

Abstract

Beach tourism in Pinrang Regency continues to develop. This tourism development has impact on various aspects, one of which is the environmental aspect. This research aims to analyze public perceptions regarding the effect of beach tourism development on the environment in Pinrang Regency. Public perceptions data were collected through filling out questionnaires and direct interviews. Apart from that, secondary data collection from local stakeholders was also carried out. The questionnaire was first analyzed for validity and reliability before being used. The data collected was then analyzed descriptively. Public perceptions based on gender and education level were analyzed for differences using non-parametric tests (Kruskal-Wallis H). The results of this research showed that the development of beach tourism in Pinrang Regency did not have a bad effect on the environment based on public perceptions. There was a significant difference in men's and women's perceptions of air pollution variables (p<0.05). Apart from that, there were significant differences in public perceptions on the vandalism, air pollution, noise pollution, narrowing of public spaces, and damage to plants variables based on education level (p<0.05). It is hoped that the results of this research will provide information for stakeholders in managing beach tourism better and improving the welfare of the surrounding community, especially in Pinrang Regency