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PENGARUH SERBUK DAUN KECUBUNG (Dutura metel L.) TERHADAP KEMATIAN KUMBANG JAGUNG (Sitophilus zeamais M.) Rizal, Syamsul; Citra, Yulia
Sainmatika: Jurnal Ilmiah Matematika dan Ilmu Pengetahuan Alam Sainmatika Volume 9 No. 2 Desember 2012
Publisher : Faculty of Mathematics and Natural Science, Universitas PGRI Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31851/sainmatika.v9i2.761

Abstract

Penelitian tentang pengaruh serbuk daun kecubung (Dutura metel  L.) terhadap kematian kumbang jagung (Sitophilus zeamais M.), telah dilakukan pada bulan September sampai Desember 2011 di Laboratorium Jurusan Biologi  Fakultas MIPA Universitas PGRI Palembang. Uji toksisitas akut kumbang jagung menggunakan metode bioassay dengan waktu aplikasi 96 jam. Data hasil penelitian dianalisis menggunakan analisis probit dengan program SPSS versi 15 dan metode Spearman-Karber. Hasil penelitian menunjukkan serbuk kering daun kecubung (Dutura metel L.)  bersifat toksis terhadap kumbang jagung (Sitophilus zeamais M), dengan nilai LC 50-24 jam, LC50-48 jam dan LC50-96 jam masing-masing 13,96%, 12,26% dan 9,50%
Consumer Preference Level on Cinnamomum burmanii Tea with Analytic Hierarchy Process Method Citra, Yulia; Susi, Susi; Al Hakim, Hisyam Musthafa
TROPICAL WETLAND JOURNAL Vol 4, No 1 (2018)
Publisher : The Journal is published by Graduate Programe of Lambung Mangkurat University

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Abstract

Cinnamon is one of the popular ingredients used as food additives or nonfood. Cinnamon has smells fragrant and sweet taste, it can be used as additional ingredient for tea bag production. Tea with additional cinnamon is one of product innovation of tea bag for increase functional value of tea. The purpose of this research is to know consumer preferences level of cinnamon tea based on internal attribute (colour, taste, and scent) and external attribute (packaging design, packaging material, information label, size and content of packaging) using Analytic Hierarchy Process (AHP) method. The result of consumer preferences of cinnamon tea based on Analitic Hierarchy Process (AHP) method as primary alternative for internal attribute based on color, taste, and smell is 2:1 formulation of ratio tea powder and cinnamon powder. The primary alternative of external attribute based on design, material, information label, size of packaging is prototype C (carton packaging).