Performance of the parasitoid aphidius colemani when. The peach potato aphid, myzus persicae sulzer, is a worldwide pest of many crops, and the most important aphid pest of peach and potato crops in tunisia, mainly due to virus transmission, for which insecticides are frequently applied. Biology and control of green peach aphid myzus persicae sulzer, on peach in west virginia, usa. Life cycles, polymorphism, and population regulation a. Myzus persicae, known as the green peach aphid or the peachpotato aphid, is a small green aphid. Myzus persicae, stetje listnih usi, viroze, vektorji 1. Myzus persicae wikibooks, open books for an open world. Pdf identification of the population structure of myzus.
A functional genomics approach identifies candidate effectors. Aphididae, is an economically important pest of crops within more than 40 plant families all over the world. Insects of hawaii, a manual of the insects of the hawaiian islands, including enumeration of the species and notes on their origin, distribution, hosts, parasites, etc. The biology of the red and green morphs of the tobacco. In addition i have provided a distance delivered courses in introductory entomology to southwest state university in marshall, mn and digital mapping and interpretation of populations, cooperatively offered to both the university of minnesota and north dakota state university. Aphididae was evaluated by measuring survival and fecundity during sleeve cage experiments and population growth on whole plants in a controlled environment. In addition to studying the effects of mi on diverse populations of the potato aphid, we also examined the effect of this gene on the green peach aphid, myzus persicae sulzer. It hosts several reference aphid genomes, including the first aphid genome that was sequenced.
The biology of the red and green morphs of the tobacco aphid, myzus persicae nicotianae blackman on fluecured tobacco. Until now, no strong sources of resistance against. Files are available under licenses specified on their description page. The goal of this study was to investigate the breadth of mimediated aphid resistance. Biological performance of myzus persicae and macrosiphum. India introduction green peach aphid, myzus persicae sulzer. The generalist aphid myzus persicae sulzer was used for all experiments. In chile, this aphid also causes serious damage in. Identification of the population structure of myzus persicae hemiptera.
Functional analyses showed that one of these proteins. Kerri schwarz chapter 5 most tolerant of desiccation generation time is the time needed to complete one generation. It is also acts as a vector for the transport of plant viruses such as cucumber mosaic virus cmv, potato virus y pvy and tobacco etch virus tev. Yashwant singh parmar university of horticulture and foresty, nauni, solan h. For this reason, we present here data on agespecific survival and the relationship between fecundity and longevity of m. Agronomy free fulltext in vitro pathogenicity of some. In extreme cases, the whole plant may be killed painter, 1951. The survival was lowest on the solanum circaeifolium spp. Efficacy of a biopesticide and synthetic pesticides myzus. In addition to this, aphids also transmit economically important virus diseases such as the bushytop virus, the. Variability in the response of macrosiphum euphorbiae and.
Myzus persicae causes damage to tobacco crop from sowing of nursery till crop maturity. In addition to attacking plants in the field, green peach aphid readily infests vegetables and ornamental plants grown in greenhouses. Amplification of a cytochrome p450 gene is associated with resistance to. Growth chambers were set to 25c 2c and 55 to 65% relative humidity. I presently offer the introductory and applied entomology course at the crookston campus of the university of minnesota. There wasalso a small but statistically significant 2%reduction in size in hind tibia length ofadult females. Similarly, infiltration of aphid saliva into arabidopsis leaves causes only a local increase in aphid resistance. Separation of myzus nectarosiphon antirrhinii macchiati. Apart from examining prsv transmission efficiency of a. Damage is through direct injury by sucking sap of infested plants as well as reduction of the quality of the leaf by leaving honeydew which encourages the subsequent growth of sootymould.
To examine variability in potato aphid response, the effect of mi on seven isolates of the potato aphid from california, new jersey. I dedicate this thesis to my wife durga bhargavi and kids rajesh and vaishnavi. May 31, 2012 this information would be useful for developing a model describing the population dynamics of m. Performance of the parasitoid aphidius colemani when reared on myzus persicae on a fully defined. An improved method for rearing green peach aphid myzus. International aphid genomic consortium iagc currently, aphidbase provides access to the following aphid species. From wikibooks, open books for an open world nectarosiphon antirrhinii macchiati from myzus n. However, the ecological implications of this phenomenon, including the potential enhancement of parasite defenses, remain largely unexplored. Resistance level of seven accessions of wild solanum species solanaceae to myzus persicae and macrosiphum euphorbiae homoptera. The green peach aphid gpa, myzus persicae, is economically one of the most threatening pests in pepper cultivation, which not only causes direct damage but also transmits many viruses. Aphididae ofdifferent instars on artificial diet or onaphids on brussels sprout plants. Furthermore, it is not clear whether the virusmediated effects on vectors are specific or if they would also impact nonvectors that belong. Crowding young larvae of myzus persicae induces them to become winged adults.
General information about myzus persicae myzupe eppo global database. I thank them sincerely for sparing the time stolen from their lives for my endeavors. Aphididae and its subspecies specialized on tobacco, after being reared on the same host volume 95 issue 1 a. Introduction chilli capsicum frutescens is a valuable spice under the family solanaceae and also an important cash crop in bangladesh. An improved method for rearing green peach aphid myzus persicae sulzer omkar gavkare1 and surabhi gupta2 1department of entomology, dr. All structured data from the file and property namespaces is available under the creative commons cc0 license. Aphididae on peach trees in china using microsatellites article pdf available in journal of insect science 151 june. Performance of the parasitoid aphidius colemani when reared. From wikibooks, open books for an open world myzus persicae sulzer. Data mining of salivary gland expressed sequences tags ests identified 46 m. We used electrophysiology to determine the plasma membrane potential v m and we performed a gene microarray transcriptome analysis on arabidopsis upon either herbivory or bacterial infection. This study encompasses invitro pathogenicity of two strains of beauveria bassiana bb72 and bb252 and one strain of lecanicillium lecanii v4 against green peach aphid m.
Myzus persicae green peach aphid feeding on arabidopsis thaliana induces a defence response, quantified as reduced aphid progeny production, in infested leaves but not in other parts of the plant. Parasitic plants acquire diverse secondary metabolites from their hosts, including defense compounds that target insect herbivores. Myzus persicae sulzer is one of the serious pests of potato crop. We studied the translocation of glucosinolates from the brassicaceous host plant arabidopsis arabidopsis thaliana. Myzus persicae green peach aphid salivary components induce. Monitoring of myzus persicae sulzer in potato fields in kosovo. Host selection by the generalist aphid myzus persicae hemiptera. Chilli, aphid, myzus persicae, imidacloprid, efficacy, mortality. Breeding aphid resistant pepper varieties is a promising and environmentally friendly method to control aphid populations in the field and in the greenhouse.
Green peach aphid, peach potato aphid distribution. Insecticide resistance mechanisms in the green peach aphid. Effect of a uvdeficient environment on the biology and. Aphidiidae showed a developmenttime extended by 16% when reared on myzus persicae sulzer hemiptera. It has yet to be determined if mimediated resistance impacts any aphid species other than m.
Aphidbase is a reference information system providing genomic resources for the study of aphids. The work was done in the arava valley of israel, in. Noctuidae and aphids myzus persicae and aphis tabaci homoptera. Glucosinolates from host plants influence growth of the. Insects originated from a culture initiated from individuals collected on tobacco plants in hannover, germany. Himachal pradesh agricultural university, palampur h. Pectin methylesterases modulate plant homogalacturonan. However, despite the significant damage inflicted by m. Insect pest attack starts right from the nursery and continues till crop maturity 7. You can modify these specifications at any time by clicking the change items displayed button in the header.
Aphids, like myzus persicae, are sapsucking insects that remove plant nutrients, elicit plant responses that are deleterious to plant productivity and alter the mass flow of phloem contents, resulting in changes in sourcesink relationships. These pests adversely affect the crop growth and yield 6. Insects free fulltext spatial and temporal genetic. The green peach aphid, myzus persicae sulzer, is found throughout the world, including all areas of north america, where it is viewed as a pest principally due to its ability to transmit plant viruses. Host selection by the generalist aphid myzus persicae. Glucosinolates gls and their degradation products are powerful phagostimulants for herbivores feeding on brassicaceae and deter the noncrucifer feeders but are tolerated by some generalist phytophagous insects such as the peachpotato aphid, myzus persicae sultzer. Effect of aphid host plant on development and reproduction of the third trophic level.
But this response is not shown so clearly in brevicoryne brassicae which is thought to be less sensitive to crowding than some other species lees, 1961. Parthenogenetic colonies of the green peach aphid myzus persicae were maintained on pesticidefree brassica oleracea var capitata plants grown in peat moss substrate. Pectin methylesterases modulate plant homogalacturonan status. Dynamics of membrane potential variation and gene expression. Myzus persicae green peach aphid salivary components. Identification of the population structure of myzus persicae.
Mi is a dominant locus in tomato that confers resistance to both root knot nematodes, meloidogyne spp. The peachpotato aphid myzus persicae and the tobacco aphid myzus nicotianae have the same esterasebased mechanisms of insecticide resistance. Laboratory and field experiments were conducted to study the effect of uv filtration on the population growth, distribution and flight activity of the green peach aphidmyzus persicae sulzer homoptera. Monitoring of myzus persicae sulzer in potato fields in.
Introduction green peach aphid myzus persicae, represents one of the major pests affecting seed potato production for two reasons. I thank them sincerely for sparing the time stolen from their lives for. Insects of short generation time have higher rates of increase and develop resistance to insecticides more quickly than insects of comparatively longer generation time. Myzus persicae is one of the most biologically diverse and widely distributed aphid species. The green peach aphid, myzus persicae sulzer, is a worldwide insect pest capable of infesting more than 40 plant families, including many crop species. About 170,041 ha of land of bangladesh is under chilli cultivation in both rabi and kharif seasons and. Myzus persicae was first described by sulzer in 1776 as aphis. This information would be useful for developing a model describing the population dynamics of m. B m c diaeretiella rapae limits myzus persicae populations. Do the allelochemical substances only effect the herbivores or do they also influence the predators of the pest.
Amplification of a cytochrome p450 gene is associated with resistance to neonicotinoid insecticides in the aphid myzus persicae. Reduced phloem uptake of myzus persicae on an aphid. Aphididae 4 damaging diseases include potato leafroll virus and potato. Aphididae for teaching me lifechanging lessons via hormesis. He reported four instars in this aphid, with the duration of each averaging 2. A discriminant function is provided to separate most individual apterae of antirrhinii from those of persicae. Jun 27, 2018 the green peach aphid gpa, myzus persicae, is economically one of the most threatening pests in pepper cultivation, which not only causes direct damage but also transmits many viruses. Pdf the biology of the red and green morphs of the. It is the most significant aphid pest of peach trees, causing decreased growth, shrivelling of the leaves and the death of various tissues. Secondary plant substances, also called allelochemicals, play a major role in pest infestations. If not otherwise stated, several lines of aphids were. This is your first entry to the taxa hierarchy display.
Kerri schwarz chapter 5 most tolerant of desiccation. Lastly, i sincerely thank the green peach aphid, myzus persicae sulzer hemiptera. There wasalso a small but statistically significant 2%reduction in. For full access to this pdf, sign in to an existing account, or purchase an annual subscription. Effect of aphid host plant on development and reproduction of. A nonpersistent aphidtransmitted potyvirus differentially. The tobacco aphid, myzus persicae nicotianae is an economically important pest of tobacco. Aphididae, and on the fecundity and hostfinding behavior of the parasitic waspaphidius matricariae haliday hymenoptera. Johnson, in the physiology of insecta second edition, volume iii, 1974. Nov 16, 2007 the green peach aphid, myzus persicae sulzer, is a worldwide insect pest capable of infesting more than 40 plant families, including many crop species. Effect of aphid host plant on development and reproduction.
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