It was introduced to louisiana in about 1855, and has since spread to the other gulf coast states. It was described by johan christian fabricius in 1794. These two species of diatraea can be morphologically distinguished in the larvae phase. A 2year field cage experiment was conducted in beaumont, texas to estimate parasitism of sugarcane borer, diatraea saccharalis f. Continuing to use this website means you agree to our use of cookies. The adults are brown, presenting a circular dark spot next to the center of the forewing figure 5. Author links open overlay panel andrea lovera a b mariano belaich c laura villamizar d manuel a. The most apparent dif ference is that the larvae summer form from the places mentioned above have a cleancut blackandwhite appearance, while larvae of d. Even though there has been no information on the status of d.
Bt plants is a major concern in the use of a seed mixture refuge strategy for bt resistance management. Diatraea is a genus of moths of the family crambidae species. Genetic parameters and selection of sugarcane in early selection stages for resistance to sugarcane borer diatraea saccharalis. Its2 as a molecular marker for the identification of. Diatraea saccharalis, the sugarcane borer, is a species of moth of the family crambidae. Crambidae is the major pest of sugarcane in brazil causing direct and indirect damage. Braconidae, is a gregarious larval endoparasitoid of the sugarcane borer, diatraea saccharalis fabricius lepidoptera. Pdf short communication 1 h nmr metabolomic approach. It is native to the caribbean, central america, and the warmer parts of south america south to northern argentina. Resistance of sugarcane cultivars to diatraea saccharalis scielo.
Cotesia flavipes cameron, hymenoptera is a gregarious endoparasitoid used in applied biological control against diatraea saccharalis fabricius. In this study, occurrence and larval movement of the sugarcane borer, diatraea saccharalis f. The egg, larva, pupa, and adult stages are very morphologically similar between these species, and the identification can be confused. Nosematidae on the sugarcane borer, diatraea saccharalis lepidoptera.
Pdf enhanced virulence of beauveria bassiana against. Diatraea saccharalis an overview sciencedirect topics. Crambidae, becomes less responsive to conventional control methods. Ms analysis of pheromone gland extracts of sugarcane borer, diatraea saccharalis, revealed two antennally active compounds, 9z,11e. Use of genetically modified hybrids of maize, zea mays l.
Investigations were also carried out to assess the agrianual 2014 of silicon on diatraea saccharalis. Crambidae, is the major pest insect attacking sugarcane crops in brazil. N the influence of rainfall and the nonburning of trash on the abundance of diatraea saccharalis. It apparently was introduced into louisiana about 1855, and has since spread to the other gulf coast states. Structural characteristics and phylogenetic analysis of. It inhabits only the warmer portions of these states, however. Costeffective monitoring methods, especially regarding molecular markers that could detect early changes in resistance allele frequency. Morphological and molecular characterization of brazilian. Isolation of cellulolytic bacteria from the intestine of. The threshold value for class discrimination was determined using a normal probability density function. The sugarcane borer, diatraea saccharalis fabricius, is native to the western hemisphere, but not to the united states.
In the laboratory, lyophilized sugarcane leaf sheath tissue was incorporated in a meridic diet resulting in a gna. Sugarcane borer control has been recently threatened by observations of susceptibility andor. The impact of snowdrop lectin galanthus nivalis agglutinin, gna expressed in transgenic sugarcane on life history parameters of mexican rice borer eoreuma loftini dyar and sugarcane borer diatraea saccharalis f. This work aimed to evaluate technological parameters of sugarcane. The vertical distribution of egg masses on four phenological stages of rice in the field showed that d.
Virulence, exposure time, penetration, and propagation of steinernema ralatorei grifaldo1 in the sugarcane borer, diatraea saccharalis fabricius2. Crambidae author links open overlay panel renata a. Genetic diversity and structure of brazilian populations. Down regulation of a gene for cadherin, but not alkaline. We investigated the effects of ja treatment on the direct and indirect resistance of sugarcane to the keypest and specialist herbivore diatraea saccharalis and the generalist spodoptera frugiperda. Yang y, zhu yc, ottea j, husseneder c, leonard br, et al. The use of bacillus thuringiensis bt corn has been the primary tool for managing this species in corn fields. Diatraea saccharalis diatsacategorization eppo global.
Regulation of the larval transcriptome of diatraea. Crambidae in sugarcane crops saccharum officinarum in caldas department, colombia. Short communication 1 h nmr metabolomic approach reveals chlorogenic acid as a response of sugarcane induced by exposure to diatraea saccharalis. Genetic variability and gene flow among brazilian populations of the species were evaluated based on mitochondrial dna sequences to estimate the exchange of. Evaluation of lectinexpressing transgenic sugarcane. Direct and indirect resistance of sugarcane to diatraea. At the beginning of each month 500 or mature flies of both sexes bred in the laboratory were released in 3 to 4 has plots. Occurrence and larval movement of diatraea saccharalis. Isolation of cellulolytic bacteria from the gut of diatraea saccharalis fifth instar larvae of d. Diatraea indigenella dyar and heinrich, an endemic pest of sugarcane in southern colombia, represents a novel host for c. The most recent haplotypes were formed within the period of maize domestication and expansion in the americas. Transgenic agrisure viptera 3 corn that expresses cry1ab, vip3aa20, and epsps proteins and agrisure viptera expressing vip3aa20 are used for control of spodoptera frugiperda j.
Resistance risk assessment of spodoptera frugiperda. Immune response and susceptibility to cotesia flavipes parasitizing diatraea saccharalis larvae exposed to and surviving an lc 25 dosage of bacillus thuringiensis. Baseline susceptibility and monitoring of brazilian. The sugarcane borer, diatraea saccharalis fabricius lepidoptera. Morphometric identification of stem borers diatraea. General information about diatraea saccharalis diatsa. Control of scsb is very difficult and expensive due to the typical feeding behavior of the larvae into the sugarcane stem. Morphometric identification of stem borers diatraea saccharalis and diatraea busckella lepidoptera. Keys about fact sheets glossary larval morphology references. The genetically modified maize expressing vip3aa20 insecticidal protein from bacillus thuringiensis berliner is a biotechnological option for the control of spodoptera frugiperda j. Despite the importance of sugarcane, its jainduced defences have not yet been studied. The gregarious parasitoid cotesia flavipes displays a high.
Braconidae is often augmented against diatraea spp. To support a resistance management program, resistance risk assessment studies were conducted to characterize the dose expression of vip3aa20 protein and. Early prediction of sugarcane genotypes susceptible and resistant to diatraea saccharalis using spectroscopies and classification techniques. In brazil, the species diatraea flavipennella and d. These results suggest that downregulation of dscad1 is associated with resistance to cry1ab in d. Pdf an illustrated guide to the identification of the. Categorization of diatraea saccharalis diatsa this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. To support an insect resistance management program, we conducted studies of baseline susceptibility and monitoring of brazilian populations of s. Tetranychidae seergio batista alves,a luciana savoi rossi, arogeerio biaggioni lopes, marco antonio tamai,a and roberto m. Sugarcane borer attacks plants in the family gramineae grasses. Diatraea tabernella is recorded for the first time in the cauca river valley of colombia. Susceptibility of genetically modified maize hybrids to. Agrianual 2014 epub 27 apr agrianual pdf download on jan 26, yosef burger and others published the chapter. Diatraea saccharalis diatsaoverview eppo global database.
Population control of this moth by insecticide treatment is not efficient due to simultaneous presence of all developmental stages throughout the year, and larval feeding inside the sugarcane stalk, so alternative control methods are needed. Though principally a pest of sugarcane, this insect also will feed on other crops such as corn, rice, sorghum, and sudangrass. Biological control of sugarcane caterpillar diatraea. Various doses of identified compounds were investigated in wind tunnel experiments individually and in a 10. We do not use these to store personal information about you. Managing the sugarcane borer, diatraea saccharalis, and. Enhanced virulence of beauveria bassiana against diatraea. The caterpillar diatraea saccharalis is an insect that causes damage to the crop, and its natural predator, cotesia flavipes, is a wasp that deposits its eggs on the caterpillar and inhibits the development of the caterpillar. The objective of this study was to evaluate the effect of bt corn mon810, transformed with a gene. Isolation of cellulolytic bacteria from the gut of diatraea saccharalis. Oviposition behavior of diatraea saccharalis lepidoptera. Crambidae, is the most damaging pest of sugarcane sac charum officinarum l. Download fulltext pdf download fulltext pdf an illustrated guide to the identification of the known species of diatraea guilding lepidoptera, crambidae, crambinae based on genitalia.
Parasitism by the endoparasitoid, cotesia flavipes induces. Reproductive isolation between two populations of diatraea. Early prediction of sugarcane genotypes susceptible and. Noctuidae, are important pests of corn in brazil and have not been successfully managed, because of the difficulty of managing them with pesticides. Assessing resistance of sugarcane varieties to sugarcane. Pdf development and characterization of microsatellite loci for. Pdf we present polymorphic microsatellite markers isolated for genetic studies of the sugarcane borer, diatraea saccharalis fabricius. Larval movement of target pest populations among bt and non. Further studies in correlation between stalk and joint infestation by sugarcane mothborer, diatraea saccharalis fabricius in puerto rico. There is great concern over potential resistance development to the valuable transgenic bacillus thuringiensis corn. An alternative to the control of sugarcane borer is the choice of the more resistant varieties that adapt themselves to different production systems, guarantying a better productivity.
The effect of periodical introduction in sugarcane fields of the cuban fly,lixophaga diatraeae, a tachinid parasite ofdiatraea saccharalis has been tested in guadeloupe, french west indies, from 1960 to 1962. Substrate preference of esterases was observed with est2 and est8 isozymes showing substrate specificity for. Crambidae and the corn earworm, helicoverpa zea boddie lepidoptera. Beauveria bassiana yeast phase on agar medium and its pathogenicity against diatraea saccharalis lepidoptera. Diatraea saccharalis history of colonization in the americas. Enhanced virulence of beauveria bassiana against diatraea saccharalis using a soluble recombinant enzyme with endo and exochitinase activity. The aim of this research was to analyze cellular immunosuppression of d. Immune response and susceptibility to cotesia flavipes.
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