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RESULTS OF ECOPRINT MOTIFS BASED ON DIFFERENCES IN TYPES OF FABRIC, LENGTH OF TIME, TYPES OF MORDANTS, AND TYPES OF NATURAL DYES Nida, Safwatun; Rosa Fadilla, Silvya; Pranata, Ivandra Bagus; Sari, Shinta Permata; Nugraheni, Dian
BIOLINK (Jurnal Biologi Lingkungan Industri Kesehatan) Vol. 11 No. 1 (2024): Biolink Agustus
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/biolink.v11i1.11491

Abstract

Biodiversity of flora in Indonesia greatly supports the development of textile products, ecoprint is one of the textile products that involves the utilization of this diversity. Various types of plants found in the surrounding environment can be used as dyes for making ecoprints. Ecoprint is a color transfer technique on fabric which in the manufacturing process requires a mordant to bind plant colors to the fabric. This study aims to determine the effect of variations in fabric type, length of time, type of mordant, and type of natural dye on ecoprint color expression. This experiment used the steaming technique in ecoprint to transfer motifs and colors to fabric. In this study, three types of fabric were used, namely: toyobo cotton, mori, and blanco. Variants of steaming time were tested at intervals of 60 minutes, 90 minutes and 120 minutes. Variations in the types of mordant used are vinegar and alum. Meanwhile, the types of natural dyes used are jolawe, soga, and secang. The results of the research show that there are differences in color expression produced by vinegar and alum mordant substances. Alum mordant produces intense color expression and clear form. Leaf motifs can be printed well on toyobo cotton fabric. Variations in steaming time in this study did not produce significant differences in color expression. Meanwhile, each natural dye produces a different color expression.
Keanekaragaman Jenis Serangga di Taman Singha Merjosari Kota Malang: - Safitri, Alfa; Rizky, Fitriya Nur; Husna, Ihda Maf’ulatul; Pranata, Ivandra Bagus; Hidayatullah, Moh. Arif Nur; Maulana, Muhammad Rizal; Fardhani, Indra
Jurnal Penelitian Pendidikan IPA Vol 9 No 6 (2023): June
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i6.2623

Abstract

Insects are a group of living things that have the highest number of species. This study examines the diversity of insect species that aims to determine the diversity of insect species found in Singha Merjosari Park, Malang City. This research was conducted on Monday, November 7, 2022. This research used the observation method to collect data by direct observation. This method is used as an observation of the object of research, especially on the focus of the problem under study. The data obtained consisted of the number of species and body morphological characteristics of the insect species. The results of the study found six species of insects with different body morphologies. The special feature of insects is their body is divided into three main parts, namely the head (Caput), chest (Thorax) and stomach (Abdomen). Insects have a function to help pollinate or fertilize flowers, as decomposers or decomposers, as environmental bioindicators, as producers of materials that have high economic value such as producing honey, medicinal ingredients, as cleaners and soil conditioners so that they can be found in their distribution in the area around Singha Merjosari Park, Malang City. Â