The green rice leafhopper, nephotettix cincticeps hemiptera. A vector of rice dwarf virus, rice slunt, and other virus diseases information is given on the geographical distribution in asia, andaman islands, burma, cambodia, ceylon, china. In addition to rice yellow dwarf ryd phytoplasma, several phytoplasmas infect gramineous plants, including rice orange leaf, bermuda grass white leaf, brachiaria grass white leaf and sugarcane white leaf phytoplasmas. The invention relates further to methods and use of these mixtures for combating and controlling insects, acarids or nematodes in and on plants, and for protecting such plants being infested with pests. Nephotettix is a genus of planthoppers in the subfamily deltocephalinae and tribe chiasmini.
Thamnotettix nigropictus stal, 1870 currently nephotettix nigropictus. Wo2018015843a1 pesticidally active mixtures comprising. General information about nephotettix nigropictus nephni this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. Candidatus phytoplasma oryzae, a novel phytoplasma taxon. A vector of rice dwarf virus, rice slunt, and other virus diseases information is given on the geographical distribution in asia, andaman islands, burma. Proposed conservation of the specific name by m r wilson abstract. Coherent diffraction of single rice dwarf virus particles. The present invention relates to pesticidal mixtures comprising afidopyropen and at least one further pesticidal active ingredient. We refer to india, but the issue is general and of worldwide significance.
Nephotettix cincticeps, a prevalent rice pest, injects gelling and watery. This situation exists between two viruses where both are normally associated with a recognized disease in the field. There is increasing evidence that the ecosystem services provided by insecteating bats in agricultural fields are of vital economic importance, which is likely to. Comparative levels of resistance of rice cultivars and weeds against nephotettix nigropictus stal and nephotettix virescens distant. Nephotettix nigropictus leptocentrus taurus horned treehopper brinjal 0 grade paddy 0 grade. Nephotettix cincticeps an overview sciencedirect topics. Resistance to green leafhopper nephotettix virescens and brown planthopper nilaparvata lugens in transgenic rice expressing snowdrop lectin galanthus nivalis agglutinin. The green rice leafhopper grlh, nephotettix nigropictus, is a serious rice sucking pest and is widely distributed in south and southeast asia, japan, and taiwan. The dsrnas were prepared as described previously 34. This invention provides a compositions and methods of using biologically effective amount of a compound of formula 1, an noxide or an agriculturally suitable salt thereof wherein r1, r2, r3, r4a, r4b and r5 are as defined in the disclosure, to protect genetically modified plants and their environment. Rtsv on its own is transmitted by the rice green leafhopper nephotettix virescens but. Find, read and cite all the research you need on researchgate. However, leafhoppers, including nephotettix virescens, nephotettix cincticeps and nephotettix nigropictus, have scarcely been researched with regard to probing.
Rice tungro virus y asuo saito 11, hirovuki hibin0 21, toshihiro omura 31. Population dynamics of the green leafhopper, nephotettix. Unlimited viewing of the articlechapter pdf and any associated supplements and figures. On tillers appearance of white patches at higher population level. Nephotettix nigropictus and nephotettix virescens hemiptera. Pests of rice, symptoms and their management rice is one of indias major staple food crop. The farmcop suction sampler was employed for population censuses ofn. These insects are found distributed in all rice growing areas in asia and africa. Both nymphs and adults suck the plant sap and cause. Population dynamics, forecasting and control of the green rice leafhopper, nephotettix cincticeps uhler. A crude rice extract caused a higher probing response than did the control in the green rice leafhopper, nephotettix nigropictus.
Preliminary investigation of species diversity of rice. Major pests of rice and their management agriedu4u. Continuing to use this website means you agree to our use of cookies. Known as green leafhoppers of paddyrice, nephotettix cincticeps and n. A new distribution map is provided for nephotettix nigropictus st. Cicadellidae, in farmers fields in the philippines. Ross 1968 revised the old world species of the genus and presented an intuitive phylogeny of all the thenknown species based on morphology fig. Nephotettix virescens an overview sciencedirect topics. Providing coverage of all the major cultivated millets, including sorghum, pearlmillet, finger millet, barnyard millet, prosomillet, little millet, kodomillet, and foxtail millet. Resistance to green leafhopper nephotettix virescens and. Stem borers scirpophaga incertulas gall midge orseolia oryzea brown plant hopper nilaparvata lugens whitebacked plant hoper sogatella furcifera green leaf hopper nephotettix virescens leaf folder cnaphalocrocis medinalis case worm nymphula depunctalis gundhi bug leptocorisa acuta mealy bug brevenia rehi.
Single particle diffractive imaging data from rice dwarf virus rdv were recorded using the coherent xray imaging cxi instrument at the linac. Elasmopalpus lignosellus elasli unclassified gill hk, capinera jl, mcsorley r 2017 featured creatures. Nephotettix nigropictus adult the adult is slender and green with a rounded vertex. Population dynamics of three leafhopper vectors of rice tungro viruses, nephotettix virescens distant, n.
To investigate whether the ryd phytoplasma is a discrete, specieslevel taxon, several isolates of the aforementioned phytoplasmas were analysed using. Pdf mass rearing technique for the rice green leafhopper. Jp2007246495a method for controlling disease and insect. Hence, there is a high demand for biological control agents of rice hoppers. Mass rearing technique for the rice green leafhopper nephotettix nigropictus stal. Roles of insects for human free download as powerpoint presentation. Revision of the genus nephotettix matsumura homoptera.
The insect is active during july november in different regions. This\ud species was also present in the mid and lower levels in nonrtvendemic\ud area with lower intensity of insecticide use. He observed that the genus is primarily tropical or subtropical in distribution. However, the weed leersia hexandra the most suitable host ofnephotettix nigropictus, had the lowest amount of free amino acids. Thamnotettix nigropictus stal, 1870 currently nephotettix. Ppt powerpoint slide png larger image tiff original. Integrated pest management ipm programmes for the control of n. Vertex has an anterior black band and a submarginal black band extending beyond the ocelli to the inner margins of the eyes. Bioassayguided separation led to the isolation of four active compounds, isoscoparin 2. The present invention relates generally to a multifaceted approach to the control of plant pathogens including plant pests.
A pest control method comprising applying at least one pesticide component to a plant. Bulletin of kyushu agricultural experimental station, 16. Cultural control a number of cultural practices have been identified to either reduce population buildup or mitigate against diseases vectored by n. Help pages, faqs, uniprotkb manual, documents, news archive and biocuration projects. Nephotettix nigropictus, recilia dorsalis, cicadulina sp. The population dynamics ofnephotettix virescens, a vector of rice tungro virus disease was investigated in a synchronized transplanting area at jatisari 19841986, west java and in a staggered transplanting area at sidan 19861988, bali, indonesia. Studies on probing stimulants for the green rice leafhopper. Genetic analysis of rice green leafhopper nephotettix nigropictus stal from samosir island indonesia using partial dna. Pdf on nov 8, 2019, binari manurung and others published genetic analysis of rice green leafhopper nephotettix nigropictus stal from. Files are available under licenses specified on their description page.
Biochemical analysis of 4 rice varieties and a weed showed that the total free amino acid content was greater in the susceptible variety tn 1 than in ptb 2, ptb 7 and ptb 18 which are resistant to both the species of green leafhoppers. More particularly, the present invention relates to plants such as crop plants genetically modified to produce at least two pesticidal or pestistatic agents which in at least one agent is a serine proteinase inhibitor or precursor thereof from the. All structured data from the file and property namespaces is available under the creative commons cc0 license. Its pronotum is smooth with a black anterior margin. The manipulation and encouragement of predators and parasitoids is likely to be of considerable importance in most countries where tungro disease is important. Species are mostly found in asia, although two are from africa. On the coleoptera known to occur in indiana internet archive. Scientific name of rice is oryza sativa, it comes under the grass family poaceae.
Other readers will always be interested in your opinion of the books youve read. Green rice leaf hoppers nephotettix nigropictus stal. Host specificity of rice green leafhoppers, nephotettix virescens. Rewa which is situated in the northeastern part of madhya pradesh have. International journal of scientific and research publications, volume 2, issue 4, april 2012 3 issn 22503153. Their continuing development of immunity to resistant rice varieties and pesticide applications further complicates this problem. Exitianus is the only genus of the tribe that occurs worldwide. Rice green leafhopper, nephotettix cincticeps uhler, 1896.
Population dynamics of three leafhopper vectors of rice tungro. We do not use these to store personal information about you. However, rs 1methyl2nitro3 tetrahydro3furylmethyl guanidine granular aqueous solvent and 1,2bis 3methoxycarbonyl2thioureido benzene paste as agricultural chemical components the combination of is excluded. Studies on the life history and the population dynamics of the green rice leafhopper, nephotettix cincticeps uhler.
An effective amount of at least one additional biological agent can be combined. Cicadelloidea euscelidae based on the type material volume 60 issue 3 m. We highlight the importance of an integrated management policy for archaeological monuments and the insecteating bats that roost inside them. Ongoing intensification of rice production systems in southeast asia is causing devastating yield losses each year due to rice hoppers. Download pdf download all download jpeg 2000 download text the bulletin of zoological nomenclature. Whether youve loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them. Nephotettix movement was greater in uniform transplanted fields than. It not only causes direct damage to the crop but also can transmit the rice dwarf virus rdv, rice tungro virus, and rice transitory yellowing virus. Phylogeny, evolution, and historical biogeography of the. Download fulltext pdf download fulltext pdf download fulltext pdf. Systematics, bionomics, and management focuses on protecting the cultivated cereals that many worldwide populations depend on for food across the semiarid tropics of the world.
1256 1322 1481 600 597 692 1435 1567 272 1392 751 1550 306 1240 947 1086 747 1040 1479 1294 799 1459 1276 589 1345 1408 237 911 499 254 445 234 252 1197 902 1133 39 343 835 969 32 1023 807 1158