Plastik sintetis yang digunakan sebagai pembungkus makanan dapat menimbulkan masalah lingkungan, karena sulit terurai sehingga menjadi sampah. Bioplastik alternatif plastik komersial terbuat dari bahan alami mudah terurai. Berbagai dasar pembuatan bioplastik telah ditemukan, salah satunya berbahan karagenan. memiliki kekurangan seperti teksturnya kaku dan rapuh, perlu ditambahkan gliserol pemla...

Kappaphycus alvarezii is a marine alga cultivated in Indonesia and produces carrageenan. Carrageenan product used the cosmetic, food, pharmaceutical industries. This study aimed to test viscosity gel strength of refined carrageenan with addition natural dye phycoerythrin from algae Halymenia durvillei different concentrations. Refine was made using alkaline solvents 4% NaOH 5% KOH then boiled p...

A field experiment was conducted during Zaid, 2022 at Crop Research Farm, Department of Agronomy, SHUATS, Prayagraj (U.P). The soil the experimental plot sandy loam in texture, nearly neutral reaction (pH 7.1), organic carbon (0.74%), available N (273.57 kg/ha), P (31.97 and K (335 kg/ha). treatments comprised crop geometry foliar application Seaweed Extract (Kappaphycus alvarezii & Gracial...