Isolation and Identification of Fungi causing of Brown Leaf spot Disease on Rice in two Governorates Al-najaf and Al-qadisiah / Iraq .
journal of kerbala university,
2005, Volume 1, Issue 1, Pages 86-94
AbstractThis study includes the identification of the causative agents of leaf spot disease on rice , in two Governorates Al-najaf and Al-qadisiah .
The results of the feild survey for the season (2004)showed that there were a difference of the rates of the disease infection Al-Abasia region feilds was the most affected with a ratio (3.96%) then
Al-Hureia region filds (3.03%) and lastly Al-Mhanaweia (2.86%).
The laboratory test results proved that the fungi causing this disease were Exerohilum. rostratum ,Bipolaris spicefera and Curvularia lunata ,this is afirst report for Exerohilum. rostratum as causal agent of leaf spot on rise,and about the Bipolaris spicefera and Curvularia lunata ,the available reportes and scientific researchs in Iraq refers that both of them are not remarked on the rice in Iraq previously,and this is the first remark of them in Iraq since the available scientific references certified that the causative agent of the leaf spoting is the fungus Helminthosporium which was not remarked in this study.
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