Cooking quality of upland brown rice grown in Kota Belud

Some cooking characteristics corresponding to seven varieties of upland rice cultivated in Kota Belud were investigated. Gelatinization temperature (GT), amylose content (AC) and gel consistency (GC) were determined. Physical characteristics of the grain were also dassified. Cooking behaviour such a...

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Main Author: Razanah Ramlan
Format: Academic Exercise
Language:English
Published: 2013
Subjects:
Online Access:https://eprints.ums.edu.my/id/eprint/17379/1/Cooking_quality_of_upland_brown_rice_grown_in_Kota_Belud.pdf
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author Razanah Ramlan
author_facet Razanah Ramlan
author_sort Razanah Ramlan
collection UMS
description Some cooking characteristics corresponding to seven varieties of upland rice cultivated in Kota Belud were investigated. Gelatinization temperature (GT), amylose content (AC) and gel consistency (GC) were determined. Physical characteristics of the grain were also dassified. Cooking behaviour such as cooking time, water uptake, grain elongation, volume expansion and aroma were also evaluated. The results show that variations among varieties studied exists in all cooking quality characteristics except for GT and aroma. Good correlation was found between gel consistency and amylose content (r= -0.565, p<0.01), volume expansion and amylose content (r= 0.375, p<0.05) and between water uptake and amylose content (r= 0.554, p<0.00). Surprisingly, no association can be noted for gelatinization temperature and amylose content. An interesting observation recorded was that grain length and shape seems to be related with aroma. Tambunan variety was conduded to have the most desirable trait for home cooking quality by having medium-size grain, good aroma, intermediate AC and soft texture.
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spelling ums.eprints-173792017-10-16T04:11:01Z https://eprints.ums.edu.my/id/eprint/17379/ Cooking quality of upland brown rice grown in Kota Belud Razanah Ramlan SB Plant culture Some cooking characteristics corresponding to seven varieties of upland rice cultivated in Kota Belud were investigated. Gelatinization temperature (GT), amylose content (AC) and gel consistency (GC) were determined. Physical characteristics of the grain were also dassified. Cooking behaviour such as cooking time, water uptake, grain elongation, volume expansion and aroma were also evaluated. The results show that variations among varieties studied exists in all cooking quality characteristics except for GT and aroma. Good correlation was found between gel consistency and amylose content (r= -0.565, p<0.01), volume expansion and amylose content (r= 0.375, p<0.05) and between water uptake and amylose content (r= 0.554, p<0.00). Surprisingly, no association can be noted for gelatinization temperature and amylose content. An interesting observation recorded was that grain length and shape seems to be related with aroma. Tambunan variety was conduded to have the most desirable trait for home cooking quality by having medium-size grain, good aroma, intermediate AC and soft texture. 2013 Academic Exercise NonPeerReviewed text en https://eprints.ums.edu.my/id/eprint/17379/1/Cooking_quality_of_upland_brown_rice_grown_in_Kota_Belud.pdf Razanah Ramlan (2013) Cooking quality of upland brown rice grown in Kota Belud. Universiti Malaysia Sabah. (Unpublished)
spellingShingle SB Plant culture
Razanah Ramlan
Cooking quality of upland brown rice grown in Kota Belud
title Cooking quality of upland brown rice grown in Kota Belud
title_full Cooking quality of upland brown rice grown in Kota Belud
title_fullStr Cooking quality of upland brown rice grown in Kota Belud
title_full_unstemmed Cooking quality of upland brown rice grown in Kota Belud
title_short Cooking quality of upland brown rice grown in Kota Belud
title_sort cooking quality of upland brown rice grown in kota belud
topic SB Plant culture
url https://eprints.ums.edu.my/id/eprint/17379/1/Cooking_quality_of_upland_brown_rice_grown_in_Kota_Belud.pdf
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