Growth Factor of the Rice Sheath Spot Fungus, Rhizoctonia oryzae Ryker et Gooch
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چکیده
منابع مشابه
Xylosylated Detoxification of the Rice Flavonoid Phytoalexin Sakuranetin by the Rice Sheath Blight Fungus Rhizoctonia solani.
Sakuranetin (1) is a rice flavanone-type phytoalexin. We have already reported that the metabolites from the detoxification of 1 by Pyriculariaoryzae are naringenin (2) and sternbin. In this study, we investigated whether the rice sheath blight fungus Rhizoctoniasolani, another major rice pathogen, can detoxify 1. The extract of R. solani suspension culture containing 1 was analyzed by LC-MS to...
متن کاملGenetic diversity of the rice sheath blight pathogen population in India.
Rhizoctonia sheath diseases of rice, comprising sheath blight, sheath spot and aggregate sheath spot, cause significant yield losses in many rice-growing regions of the world. The emergence of Rhizoctonia sheath diseases as economically important rice diseases is of recent date and has been attributed to the intensification of rice-cropping systems with the development of new short-stature, hig...
متن کاملfirst report of rhizoctonia oryzae on maize in iran
rice sheath spot agent was first reported from california, arkansas and louisiana as trichoderma sp. (tullis, 1934). then ryker & gooch introduced r. oryzae as the correct agent. waitea circinata has wag-o anastomosis group related to r. oryzae.the funguswas not reported from iran. a rhizoctonia isolate was isolated from corn sheath bearing sheath blight symptoms. after fourteen days the colon...
متن کامل) and the rice sheath blight pathogen, Rhizoctonia solani
1 Department of Entomology and Plant Pathology, Auburn University, Auburn, USA and Acharya N G Ranga Agricultural University, Hyderabad, India. 2 Department of Entomology and Plant Pathology, Auburn University, Auburn, USA. 3 Department of Biological Sciences, Auburn University, Auburn, USA. 4 International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Hyderabad, India. 5 Depart...
متن کاملThe Potential of Streptomyces as Biocontrol Agents against the Rice Blast Fungus, Magnaporthe oryzae (Pyricularia oryzae)
Rice is a staple food source for more than three billion people worldwide. However, rice is vulnerable to diseases, the most destructive among them being rice blast, which is caused by the fungus Magnaporthe oryzae (anamorph Pyricularia oryzae). This fungus attacks rice plants at all stages of development, causing annual losses of approximately 10-30% in various rice producing regions. Syntheti...
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ژورنال
عنوان ژورنال: Japanese Journal of Phytopathology
سال: 1975
ISSN: 1882-0484,0031-9473
DOI: 10.3186/jjphytopath.41.511