tungro - The Biology Epidemiology and Management of jilumesh Rice Tungro Factsheet Tungro Key Search A high incidence of tungro was recorded for the first time in Perak in 1964 Ou et al 1965 and again in 1969 In 19811984 tungro outbreaks occurred at Kedah Penang Perak and Perlis Areas affected with tungro reached 12700 ha in 1981 17500 ha in 1982 12900 ha in 1983 3100 ha in 1984 and 1000 ha in 1985 Imbe and Habibuddin 1989 Tungro virus disease is transmitted by leafhoppers wherein the most efficient vector is the green leafhopper Nephotettix virescens Distant The disease complex is associated with rice tungro baciliform virus RTBV and rice tungro spherical virus RTSV RTBV cannot be transmitted by leafhoppers unless RTSV is present Tungro is a rice disease caused by viruses transmitted by green leafhoppers Learn about its symptoms cultural management and resistant varieties Virus vector of Tungro disease of rice Tungro Yelloworange is the result of concurrent infection by two viruses the single stranded RNA virus rice tungro spherical waika virus RTBV and the double stranded RNA virus Rice tungro Baciliform badnavirus RTBV Both viruses are transmitted by several leaf hoppers particularly TB15 Tungro Bulletin Pinoy Rice Knowledge Bank TUNGRO Local name tungro in most dialects Symptoms Rice Plant Mottled young leaf older leaves are yellow to yelloworange stunted growth with slightly reduced number of tillers Field Sporadic occurrence of infected plants few weeks after establishment primary infection later more infected plants appear crowded around the primary site Feb 1 2002 The singlestranded RNA genome of Rice tungro spherical virus RTSV 122 kb is shown as a single line and coding regions as colored boxes The genome has a suggested covalently linked protein Videos for Tungro Jan 1 2024 Rice tungro disease RTD is a viral disease of rice caused by RTBV and RTSV transmitted by leafhoppers RTD can cause severe yield losses and epidemics in South and Southeast Asia Learn about the epidemiology leafhopper management and tungro resistance strategies The Biology Epidemiology and Management of Rice Tungro Plantwise Knowledge Bank Mar 23 2014 Tungro is still a problem in efforts to increase rice production it can disrupt the stability of rice production if conditions worsen Plant fertilizer application is an integral part of plant The tungro virus is known to have at least two strains S and M The S strain in these varieties produces conspicuous interveinal chlorosis giving an appearance of yellow stripe and sometimes irregular chlorotic specks on younger leaves Tungro Pinoy Rice Knowledge Bank The current state of knowledge of rice tungro disease caused by two morphologically and genomically dissimilar viruses is described including genome structure transmission symptoms diagnostic methods and biological control of the disease 2 Abstract As the most devastating viral disease of rice in South and Southeast Asia rice tungro disease remains one of the significant fears to RICE TUNGRO DISEASE AND ITS MANAGEMENT ResearchGate Aug cyrusfm 18 2020 Tungro is one of the most damaging and destructive diseases of rice in South and Southeast Asia which In severe cases could have as high as 100 yield loss Leafhopper vectors prefer to feed on Rice Tungro Disease From Identification to Disease Control Tungro is the most important virus disease of rice in the Philippines caused by two viruses transmitted by leafhoppers Learn about the symptoms transmission prevention and management of tungro in this bulletin published by DA and PhilRice Rice tungro disease was epidemic in Tamil Nadu and drastically reduce the yield of paddy Rice Tungro disease is also called as Mentek disea se in Indonesia According to IIRR Tungro infects cultivated rice some wild rice relatives and other grassy weeds commonly found in rice paddies Why and where it occurs Tungro disease viruses are transmitted from one plant to another by leafhoppers that feed on tungroinfected plants The most efficient vector is the green leafhopper Learn about tungro a rice disease caused by two viruses and transmitted by leafhoppers Find out how to identify prevent and manage tungro with resistant varieties and planting practices Plantwise Knowledge Bank Tungro IRRI Rice Knowledge Bank Full symptoms occur if both rice tungro spherical virus RTSV and rice tungo bacilliform virus RTBV are present RTSV enhances the tungro symptoms produced by RTBV These symptoms vary in rice plants Oryza sativa of differing ages Initial symptoms often begin with the yellowing of leaf tips which then develop into yellow to orange Feb 23 2007 The titers of rice tungro bacilliform virus dictate the expression levels of genes related to cell wall dynamics in rice plants affected by tungro disease 3 March 2021 Archives of Virology Vol 166 No 5 Advanced diagnostic approaches developed for the global Rice tungro disease ScienceDirect Tungro is a rice disease caused by two viruses transmitted by green leafhoppers It causes stunting yellowing blotching and reduced tillering of rice plants Learn about its symptoms causes prevention and control Tungrovirus Wikipedia Tungro disease Rice tungro disease RTD is known as one of the most devastating viral rice diseases in South and SouthEast Asian countries causing annual losses of about 15 billion and a 510 reduction in rice production Dai and Beachy Citation 2009 Tungro Pests Diseases Plantix Rice tungro disease From identification to disease control WHAT IS A DISEASE HOW TO IDENTIFY A DISEASE AND ITS CAUSES Rice tungro is a serious viral disease of rice in South and Southeast Asia including Bangladesh Anjaneyulu et al 1994 Tungro disease of rice was recorded in Bangladesh during 1966 and has been reported as the most damaging viral disease of rice in Bangladesh Miah 1977 Stunting of the plant along with twisting of the leaves reduced Tungro disease of rice management Basic Agricultural Study Crop Protection Diseases Tungro Rice Tungro Spherical Virus an overview ScienceDirect Topics PDF 2 rodex Lecture Rice diseaseTungro ResearchGate
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