Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia

Many diseases were reported to be associated with rice; one of the diseases is bakanae that caused by Fusarium spp .. The main objective of these studies was to characterize Fusarium spp. in Section Liseola isolated from bakanae-infected rice in Malaysia and Indonesia by using several approaches...

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主要作者: Zainudin, Nur Ain Izzati Mohd
格式: Thesis
語言:English
出版: 2007
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在線閱讀:http://eprints.usm.my/55468/1/00001679597.pdf
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spelling my-usm-ep.554682022-11-01T02:42:02Z Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia 2007-08 Zainudin, Nur Ain Izzati Mohd QH1-278.5 Natural history (General) Many diseases were reported to be associated with rice; one of the diseases is bakanae that caused by Fusarium spp .. The main objective of these studies was to characterize Fusarium spp. in Section Liseola isolated from bakanae-infected rice in Malaysia and Indonesia by using several approaches in order to determine the similarities and variabilities between the species. Results during sampling bkanae disease were widespread in Peninsular Malaysia and three provinces in Indonesia (East Java, Padang and Samarinda) except in Yan, Kedah. The typical symptoms of bakanae disease were abnormal elongation, yellowish leaves, produced a few tillers and wiry adventitious roots. Some infected plants were stunted and those survived appeared normal until maturity but produced empty and discoloured grains. A total of 212 strains of Fusarium were isolated from bakanae-infected rice plants and they were initially identified using morphological characteristics for species delimitation. The highest number (127) of Fusarium strains were classified into five species in Section Liseola Le. F. fujikuroi (most frequently, 37.3%), F. verticiflioides, F. proliferatum, F. sacchari and F. subgJutinans.. Other species were also isolated such as F. semitectum, F. oxysporum, F. solani, F. longipes, F. chlamydosporum and F. equiseti. Pathogenicity test showed F. fujikuroi was confirmed as the pathogen of bakanae disease on rice in Malaysia and Indonesia with varying levels of virulence. 2007-08 Thesis http://eprints.usm.my/55468/ http://eprints.usm.my/55468/1/00001679597.pdf application/pdf en public phd doctoral Perpustakaan Hamzah Sendut Pusat Pengajian Sains Kajihayat
institution Universiti Sains Malaysia
collection USM Institutional Repository
language English
topic QH1-278.5 Natural history (General)
spellingShingle QH1-278.5 Natural history (General)
Zainudin, Nur Ain Izzati Mohd
Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia
description Many diseases were reported to be associated with rice; one of the diseases is bakanae that caused by Fusarium spp .. The main objective of these studies was to characterize Fusarium spp. in Section Liseola isolated from bakanae-infected rice in Malaysia and Indonesia by using several approaches in order to determine the similarities and variabilities between the species. Results during sampling bkanae disease were widespread in Peninsular Malaysia and three provinces in Indonesia (East Java, Padang and Samarinda) except in Yan, Kedah. The typical symptoms of bakanae disease were abnormal elongation, yellowish leaves, produced a few tillers and wiry adventitious roots. Some infected plants were stunted and those survived appeared normal until maturity but produced empty and discoloured grains. A total of 212 strains of Fusarium were isolated from bakanae-infected rice plants and they were initially identified using morphological characteristics for species delimitation. The highest number (127) of Fusarium strains were classified into five species in Section Liseola Le. F. fujikuroi (most frequently, 37.3%), F. verticiflioides, F. proliferatum, F. sacchari and F. subgJutinans.. Other species were also isolated such as F. semitectum, F. oxysporum, F. solani, F. longipes, F. chlamydosporum and F. equiseti. Pathogenicity test showed F. fujikuroi was confirmed as the pathogen of bakanae disease on rice in Malaysia and Indonesia with varying levels of virulence.
format Thesis
qualification_name Doctor of Philosophy (PhD.)
qualification_level Doctorate
author Zainudin, Nur Ain Izzati Mohd
author_facet Zainudin, Nur Ain Izzati Mohd
author_sort Zainudin, Nur Ain Izzati Mohd
title Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia
title_short Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia
title_full Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia
title_fullStr Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia
title_full_unstemmed Diversity Of Fusarium Species Associated With Bakanae Disease Of Rice In Malaysia And Indonesia
title_sort diversity of fusarium species associated with bakanae disease of rice in malaysia and indonesia
granting_institution Perpustakaan Hamzah Sendut
granting_department Pusat Pengajian Sains Kajihayat
publishDate 2007
url http://eprints.usm.my/55468/1/00001679597.pdf
_version_ 1776101088506675200