A case study with the brown planthopper nilaparvata lugenssta. Since at the early stage, this pest is infested by parasitoids, but most cultural practices do not consider the existences of parasitoids in rice ecosystem. Nilaparvata lugens stal, commonly known as the brown planthopper bph is a hemipteran pest of rice causing severe crop losses throughout asia. Dec 31, 2011 the brown planthopper bph, nilaparvata lugens, is the most devastating rice pest in many areas throughout asia. Neofunctionalization of duplicated p450 genes drives the. The resistant rice cultivar rathu heenati rh carrying the bph3 gene recently renamed as bph32 remains effective despite more than 30 years of deployment. Chemical control is still the most efficient primary way for rice planthopper control. Aug 18, 2016 seminal fluid proteins sfps are produced mainly in the accessory gland of male insects and transferred to females during mating, in which they induce numerous physiological and postmating behavioral changes. Okada although nilaparvata seminula should be reexamined, 14 determined and 2 undetermined species are known as the members of the genus nilapar vata. Pdf analysis of atmospheric circulation situation and. The brachypterous and macropterous strains, selected for yellowish brown brachypters and. Nilaparvata lugens is generally called as brown plant hopper or asian rice brown plant hopper bph. Screening and functional analyses of nilaparvata lugens. Light traps are used to determine the temporal and spatial dynamics of the migratory brown planthoppers bphs nilaparvata lugens.
The brown planthopper, nilaparvata lugens, is one of the most important pests of rice plants because of the damage it causes by sucking and also by transmitting rice ragged stunt virus and rice grassy stunt virus cabauatan et al. Files are available under licenses specified on their description page. Dec 27, 2018 phylogenetic relationship of 29 nilaparvata lugens gustatory receptors nlgrs and five published insect gustatory receptors. Wereng cokelat sebagai hama global bernilai ekonomi tinggi. In the 1960s and 1970s, during the early years of the green revolution, n. The genetic inheritance and physiological effect of the eye color mutation in the bph have been studied. But very little is known whether newly emerged adults respond to local light traps during the emigration period. The development and cultivation of bphresistant varieties is the most economical and efficient strategy to overcome the destruction caused by bph. In amami and other southern islands, however, mass flights into light traps are often observed as early as in l\iay. Phenotypic and transcriptomic responses of two nilaparvata lugens. Family delphacidae genus nilaparvata species lugens distribution. Seminal fluid protein genes of the brown planthopper.
You are using a web browser that we do not support. Pdf parafilm sachet for measuring honeydew excretion by. Lavine2, laura corley 6 lavine2 7 8 9 1key laboratory of marine food quality and hazard controlling technology of zhejiang 10 province, college of life sciences, china jiliang university, hangzhou, china, 310018. The brown planthopper bph nilaparvata lugens stal is a serious pest of rice in asia. A combination of radar including an xband and a newlydeveloped qband system 8 mm wavelength, aerial netting, ground. Young nymphs are white, but they gradually become darker in older instars. Paederus fuscipes curtis has been reported as the natural predator for these rice pest species in southeast asia. The brown planthopper bph, nilaparvata lugens, is one of the most harmful rice crop pest insects throughout asia and causes tremendous economic losses upon emergence 1. Frontiers schaftoside interacts with nlcdk1 protein. Parasitism of the rice brown planthopper eggs in various. Chromosomal location of a recessive redeye mutant gene in.
In this study, two novel antibacterial peptide genes, termed lugensin a and b were identified and characterized from a rice sapsucking hemipteran insect pest, the brown planthopper, nilaparvata lugens. Both nymphs and adults penetrate the tissues of their. All structured data from the file and property namespaces is available under the creative commons cc0 license. Selection of biotype populations 2 and 3 of nilaparvata. Effects of nitrogen on the tolerance of brown planthopper, nilaparvata lugens, to adverse environmental factors zhongxian lu1, kongluen heong2, xiaoping yu1 and cui hu3 1zhejiang academy of agricultural sciences, hangzhou 310021, china. Cell cycle progression determines wing morph in the. Seminal fluid proteins sfps are produced mainly in the accessory gland of male insects and transferred to females during mating, in which they induce numerous physiological and postmating behavioral changes. Gomez ka 1976 laboratory manual for physiological studies of rice. The fork head fox is a transcriptional regulatory molecule, which regulates and controls many physiological processes in. Despite the importance of this insect pest, little is known about the immunological mechanisms occurring. Brown planthopper migration university of delaware.
The brown planthopper bph, nilaparvata lugens stal hemiptera. Pdf seminal fluid protein genes of the brown planthopper. Active compounds have close relationship with rice resistance against bph. Lugens population selected for the study, which had originally been collected in the field and reared on a susceptible variety for 12 years ca. Host plant resistance is one of the strategies currently used to control bph. It is found in most of the rice tract of india marks of identification. Sigma is the largest gst subclass, and the intronexon pattern deviates. Raghuraman and santeshwari department of entomology and agricultural zoology, banaras hindu university, varanasi221 005 u. Genomic insights into the glutathione stransferase gene. Nilaparvata lugens has 11 gst genes belonging to six cytosolic subclasses and a microsomal class, many fewer than seen in other insects with known genomes. They damage rice directly through feeding and also by transmitting two viruses, rice ragged stunt. Brown planthopper, nilaparvata lugens stal, resistance, rice introduction rice, the primary source of food for more than half of the worlds population, is planted on about 11% of the worlds cultivated land khush, 2005.
Adaptations of brown planthopper nilaparvata lugens populations to rice varieties in sri lanka. Antibiosis components and antioxidant defense of rice as. Field evaluation of metarhizium anisopliae liquid formulation. The brown planthopper bph nilaparvata lugens, a notorious pest of rice, has evolved a high level of resistance to many kinds of insecticides.
The brown planthopper nilaparvata lugens hemiptera is a major pest of rice crops in asia. Bph causes significant damage to the rice crop by sucking sap from the xylem and phloem tissues, which ultimately leads to hopperburn and. Genomes of the rice pest brown planthopper and its. Reddy abstract a field trial was conducted for three consecutive kharif seasons of 2010, 2011 and 2012 to study the efficacy of certain entomopathogenic fungi viz. Bacterial symbionts of the brown planthopper, nilaparvata. Pdf is not rendering correctly, you can download the pdf file here. The brown plant hopper bph, nilaparvata lugens, is an economically important hemipterous pest of rice. An nilaparvata lugens in uska species han insecta nga syahan ginhulagway ni stsl hadton 1854. Cicadellidae, and brown planthopper nilaparvata lugens stal hemiptera. These insects are among the most important pests of rice, which is the major staple crop for about half the worlds population.
Seedling screening and survival and population growth studies on 30dayold plants indicated similar degrees of susceptibility on taichung native 1 tn1 and triveni rice to nilaparvata lugens homoptera. A clip domain serine protease involved in egg production. Fork head transcription factor is required for ovarian mature. Jul 07, 2019 a research to observe the population density of brown planthoppers nilaparvata lugens, stal. Identification of a novel locus, bph38t, conferring. Additionally, p450 gene cyp6er1 was found to be significantly overexpressed in all five field populations of n. Tyrosine hydroxylase th is an indispensable survival gene in holometabolous insects. Delphacidae is a planthopper species that feeds on rice plants oryza sativa l. The behavior and physiology of the female of this species is significantly.
The color of compound eyes is an important biological characteristic of insects. The genome sequence and transmission of an iflavirus from. Tyrosine hydroxylase th is an indispensable survival gene in holometabolous insects, playing key roles in cuticle tanning and immunity. Effect of nutrient management on population growth of brown. Antibiosis effects of rice carrying bph14 and bph15 on the.
Loss of resistance to nilaparvata lugens may be due to the. The brown planthopper bph, nilaparvata lugens, is the most destructive insect pest in rice production worldwide. Phenotypic and transcriptomic responses of two nilaparvata. Multifarious roles of feeding behaviours in rove beetle. Resistance management of brown planthopper, nilaparvata. In this study, hplc, msms, and nmr techniques were used to identify active compounds in total flavonoids of rice. Entomologia experimentalis et applicata 32, 222226. The brown planthopper, nilaparvata lugens, the most destructive pest of rice, is a typical monophagous herbivore that feeds exclusively on rice sap, which migrates over long distances. Wereng nilaparvata lugens merupakan hama global yang menyerang tanaman padi yang tersebar luas di wilayah palaeartik, oriental, dan australian. Outbreaks of it have reoccurred approximately every three years in asia. Study on the efficacy of some entomogenous fungi against. Role of phosphoglucomutase in regulating trehalose. There have also been many reports of a yeastlike symbiont of n.
Insect pests of economic significance affecting major crops of the countries in asia and the pacific region. Media in category nilaparvata lugens the following 2 files are in this category, out of 2 total. The rice brown planthopper, nilaparvata lugens stal, major pest of rice in most of asia, underwent optimum development at 25 and. Nilaparvata lugens can overwinter to the south of tropic of cancer cheng et al.
The biochemical basis of resistance of rice plants to the brown planthopper, nilaparvata lugens, was investigated. However, the functions of salivary proteins are poorly understood. The brown planthopper, nilaparvata lugens, is an economically important pest on rice in asia. Identification of novel antimicrobial peptides from rice. Metarhizium anisopliae liquid formulation bio magic against brown plant hopper, nilaparvata lugens stal on rice.
Attraction of the parasitoid anagrus nilaparvatae to rice. Abstractanagrus nilaparvatae, an egg parasitoid of the rice brown planthopper nilaparvata lugens, was attracted to volatiles released from n. The bph resistance genes in an indica cultivar abhaya were studied using 400 bc4f2 and f3 backcross. The accomplishment of the whole genome and transcriptome sequencing in n.
Thus, it is important to evaluate the efficiency of light traps in attracting emigrant and immigrant populations to improve forecasting and control of. Pdf the brown planthopper bph nilaparvata lugens transmits both rice grassy stunt rgsv and rice ragged stunt rrsv viruses in a persistent. Although these results provide evidence that lipases and jh are required for the lipid accumulation by developing oocytes, little is known about endocrine. Genomes of the rice pest brown planthopper and its endosymbionts. Inflow of the air mass is induced by a depression or depressions traveling northeastwards along the frontal. Bili dhomi, solle the brown plant hopper is the most destructive pest in all rice growing areas of india. The brown planthopper, nilaparvata lugens, the most destructive pest of rice, is a. As a result, a bph resistanceassociated compound, peak 1 in hplc. If you do not see its contents the file may be temporarily unavailable at the journal website or you do not have a pdf plugin installed and enabled in your browser. Effect of nutrient management on population growth of brown planthopper, nilaparvata lugens stal m m rashid1, m jahan2, k s islam2, m n bari3 and s s haque4 abstract brown planthopper bph, nilaparvata lugens stal is a major insect pest of rice in bangladesh. Nilaparvata lugens brown planthopper, bph, and sogatella furcifera whitebacked planthopper, wbph, further confirmed that pyraxalt active significantly impaired the feeding behavior of those two important pests.
Screening and functional analyses of nilaparvata lugens salivary proteome haijian huang, chengwen liu, xiaohui huang, xiang zhou, jichong zhuo, chuanxi zhang, yanyuan bao state key laboratory of rice biology and ministry of agriculture key laboratory of agricultural. May 04, 2016 most phloemfeeding insects secrete gelling and watery saliva during the feeding process. Nilaparvata lugens adults occur in macropterous longwinged and brachypterous shortwinged forms. In this study, our purpose was to reveal the components and functions of saliva in a rice sapsucking insect pest, nilaparvata lugens. Potential resistance of tricin in rice against brown. Artificial transinfections of wolbachia have recently been used for reducing host impacts, but transinfections have not yet been undertaken with another important endosymbiont, cardinium.
Seminal fluid protein genes of the brown planthopper, nilaparvata. Identification of putative fecundityrelated gustatory. Exposure of the test insects to pyraxalt treatments significantly decreased their ability. The delphacid genus nilaparvata consists of 18 species. Pdf evaluation of newer insecticides aganist brown. It has been widely emphasized as one of the main species of planthopper group for ecological. The insect gustatory system plays a central role in the regulation of multiple physiological behaviors and the coevolution between insects and their hosts. The study evaluated the nature of bph resistance in. Seminal fluid protein genes of the brown planthopper, nilaparvata lugens article pdf available in bmc genomics 171 december 2016 with 46 reads how we measure reads. Attraction of the parasitoid anagrus nilaparvatae to. Parafilm sachet for measuring honeydew excretion by nilaparvata lugens on rice article pdf available in journal of economic entomology 752. A field trail was conducted at agricultural college farm, bapatla during kharif 2015 to evaluate the efficacy of imidacloprid 17. Phloem sap samples of resistant and susceptible rice plants were screened for uv lightabsorbing compounds by means of high performance liquid chromatography hplc.
In the brown planthopper, nilaparvata lugens, it was proposed that brummer is highly expressed in ovaries and may also be involved in lipid mobilization during oogenesis zhou et al. Variation of preovipositional period in nilaparvata lugens 699 2007 the authors journal compilation 2007 blackwell verlag, berlin, j. Genetic dissection of sympatric populations of brown. Chromosomal location of a recessive redeye mutant gene. Brown planthopper bph, nilaparvata lugens stal is one of the most serious rice pests in sri lanka. They damage rice directly through feeding and also by transmitting two viruses, rice ragged stunt virus and rice. Evaluation of resistance in some rice genotypes against brown planthopper, nilaparvata lugens stal k. The brown planthopper bph, nilaparvata lugens stal, is one of the most serious insect pests in rice production worldwide. Glutathione transferases gsts are a major class of detoxification enzymes that play a central role in the defense against environmental toxicants and oxidative stress.
Lugensin gene expression was significantly induced by gramnegative and grampositive bacterial stains under the regulation of a signal receptor, the long peptidoglycan recognition. Biological notes and effect of insecticides on the water measurer bug, hydrometra sp. Role of phosphoglucomutase in regulating trehalose metabolism in nilaparvata lugens, 3 biotech, 2020, pp. Management of the brown planthopper, nilaparvata lugens. They show that duplication of cyp6er1 provided opportunities for functional and regulatory innovation, leading to resistance to the insecticide imidiacloprid. Pdf rice viruses transmitted by the brown planthopper. Nilaparvata lugens stal, commonly known as the brown planthopper bph is a hemipteran pest of. Structure of prostaglandin synthase d of nilaparvata lugens.
Nitrogen recycling in the brown planthopper, nilaparvata lugens. Delphacidae are the most economically important insect pests infesting rice crop. This fact suggests that the two species are much less migratory than n. Metamorphosis and wing formation in the brown plant hopper. Illustrating the molecular interactions between sfps and n.
Mar 09, 20 the brown planthopper nilaparvata lugens is one of the most serious rice plant pests in asia. The reference sequence includes 68 drosophila melanogaster grs dmgrs, 65 bombyx mori grs bmgrs, apis mellifera grs amgrs, 58 aedes aegypti grs aggrs, 62 tribolium castaneum grs tcasgrs. Phylogenetic relationship of 29 nilaparvata lugens gustatory receptors nlgrs and five published insect gustatory receptors. It has also been used as a model system for ecological studies and for developing effective pest management.
The brown planthopper bph, nilaparvata lugens, is the most devastating rice pest in many areas throughout asia. Here, we studied the crystal structure of a deltaclass glutathione transferase from nilaparvata lugens, nlgstd, to gain insights into its catalytic mechanism. The body is brown, and the wings are transparent, with very conspicuous veins. Nilaparavata lugens stal genetic divergence analysis. Additional contaminated sequences were filtered during manual. Rna interference of tyrosine hydroxylase caused rapid. Delphacidae, a serious insect pest of rice in tropical and temperate asia. Parasitism of the rice brown planthopper eggs in various periods of time of the day the rice brown planthopper, nilaparvata lugens hemiptera. Varietyrelated feeding patterns in the brown planthopper. Effect of nutrient management on population growth of. This endosymbiont can manipulate the reproduction of hosts through phenotypes.
Kisimoto the growth of populations of nilaparvata lugens and sogatella furcifera in japan starts from immigrants transported from the south by a warm and humid maritime air mass. Newer insecticides against brown planthopper nilaparvata lugens in rice crop paidi satyanarayana, m. However, studies in the screenhouse and field indicated that at both the vegetative and mature stage, triveni possesses tolerance to insect. Evaluation of brown planthopper nilaparvata lugens stal. Evaluation of rice genotypes for resistance to brown planthopper. This molecular method was also found to be useful in brown planthopper, nilaparvata lugens species complex for the analysis of genetic polymorphisms. It is recorded from australia, fiji, guam, federated states of micronesia, new caledonia, northern mariana islands, palau, papua new guinea, and solomon islands. Hama ini mempunyai nilai ekonomi tinggi karena sangat banyak dana yang digunakan untuk penelitian, mulai dari biologi sampai teknologi pengendaliannya. Suresh department of agricultural entomology, tamil nadu agricultural university, coimbatore641003, india corresponding author a b s t r a c t introduction rice oryza sativa l. Ecological fitness of brown planthopper, nilaparvata lugens stal, to.
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