PENGARUH PENAMBAHAN TOUGE SEBAGAI SUMBER NITROGEN TERHADAP MUTU NATA DE KAKAO

Authors

  • Mades Fifendy Jurusan Biologi FMIPA Universitas Negeri Padang Jl. Prof Dr. Hamka Padang
  • Dwi Hilda Putri Jurusan Biologi FMIPA Universitas Negeri Padang Jl. Prof Dr. Hamka Padang
  • Shinta Sari Maria Jurusan Biologi FMIPA Universitas Negeri Padang Jl. Prof Dr. Hamka Padang

DOI:

https://doi.org/10.31958/js.v3i2.48

Abstract

The research was aimed at knowing the effect of adding touge as nitrogen source on the quality of Nata de cacao. The research design used was completely randomized design with six treatments (without nitrogen source, urea 1.5 gr., touge 175 gr, touge 200 gr, touge 225 gr, and touge 250 gr). These were done three times. The parameter tested was thickness, fiber content, and elasticity of nata de cacao. The data obtained were analyzed by using ANOVA and Extended Test BNJ with ╬▒ 5%. As the result it was shown that the adding of touge as the nitrogen source and improve the thickness and the fiber content. However the addition of touge with different concentration did not give any effect significantly. For elasticity, the higher fiber contents the chewier nata de cacao. In short, the addition of touge as a nitrogen source effect on the quality of nata de cacao, in terms of its thickness, fiber contents, and plasticity.

Key words: nitrogen sources, nata de cacao, acetobacter xylinum

Author Biographies

Mades Fifendy, Jurusan Biologi FMIPA Universitas Negeri Padang Jl. Prof Dr. Hamka Padang

Jurusan Biologi FMIPA Universitas Negeri Padang

Jl. Prof Dr. Hamka Padang

Dwi Hilda Putri, Jurusan Biologi FMIPA Universitas Negeri Padang Jl. Prof Dr. Hamka Padang

Jurusan Biologi FMIPA Universitas Negeri Padang

Jl. Prof Dr. Hamka Padang

Shinta Sari Maria, Jurusan Biologi FMIPA Universitas Negeri Padang Jl. Prof Dr. Hamka Padang

Jurusan Biologi FMIPA Universitas Negeri Padang

Jl. Prof Dr. Hamka Padang

References

Mayasari SR. 2009. Keragaman Jenis Alga Epilitik Pada Sumber Air Panas di Bu-kit Sileh Desa Batu Bajanjang Kecama-tan Lembang Jaya Kabupaten Solok Su-matera Barat. Skripsi FMIPA Univer-sitas Andalas. Padang (tidak dipubli-kasikan).

Mills et al. 2002. Methods For Assesing Biological Integrity of Surface Warters in Kentucky. Natural Resources and En-vironmental Protection Cabinet Divi-sion of Water Quality Branch. Ken-tucky

Odum. 1981. Dasar-Dasar Ekologi. Terje-mahan. Gadjah Mada University. Yog-yakarta

Pandey SN and Trivedy PS. 1979. A Text Book of Botany. Vol 1.Vikash Publi-shing House.PVT.Ltd. India.

Prasad and Srivastava. 1965. Thermal Algae From Himalaya Hot Springs. De-partemen of Botany, Lucknow Uni-versity, Lucknow.

Prescott GW. 1975. Algae of the Western Great Lakes Area. W.M.C. Brown Company Publishers. Dubuque Iowa.

Prescott GW. 1978. How to Know Algae. Re-vised Editrion. W. M.C Brown Co. Publisher. Dubuque Iowa.

Polunin N. 1990. Pengantar Geografi Tum-buhan dan Beberapa Ilmu Serumpun. Gadjah Mada University Press.Yog-yakarta.

Round FE. 1965. The Biology of Algae. Edward Arnold Publisher Ltd. London.

Sachlan M. 1975. Planktonology. Edition IV. Direktorat Jendral Perikanan Departe-men Perikanan. Jakarta.

Smith GM. 1950. The Fresh Water Algae of The United State. Second Edition. Mc. Graw Hill Book Co. Inc. New York.

Smith M. 1955. Algae and Fungi. Cryp-togamy Botani. Vol I. Mc Graw Hill Book Co. New York.

Tjitrosoepomo G. 1986. Taksonomi Tum-buhan Khusus. Gadjah Mada University Press. Yogyakarta.

Usman. 2004. Bahan Ajar Taksonomi Tingkat Rendah. Proyek Teaching Grant TPSDP Batch III. Jurusan Biologi FMIPA Universitas Andalas Padang.

Wasetiawan. 2009. Alga. Dalam /Http:/bolg.unila.ac.id/. Diakses 26 Feb-ruari 2009.

Yani AP. 2003. Identifikasi Jenis-Jenis Mikroalga di Sumber Air Panas Sungai Air Putih Zona Penyanggah Taman Na-sional Kerinci Seblat di Kecamatan Le-bong Utara Propinsi Bengkulu. Jurnal Penelitian. Universitas Bengkulu

Published

2016-09-22

Issue

Section

Artikel