The mediterranean corn borer, sesamia nonagrioides. The stemborer sesamia nonagrioides is an important pest of maize in the mediterranean basin. The female wasp was attracted to odors from calling virgin females of s. Owing to this, complementary measures should be considered to further delay resistance evolution in the ebro valley. The molecular and physiological impact of bisphenol a in. Sesamia nonagrioides inhabits barrancos canaries, wetlands and other places with the host plants. There are 2 different glandular areas a ventral area, gi, around the ostium bursae and a ringshaped area, gii, around the ovipositor, instead of a single area. Effect of maize pith free phenols on larval growth and. However, very little is known on the molecular mechanisms that underlie chemosensation in.
It is found in spain, southern france, italy and on the balkan peninsula, as well as in northwestern, southwestern and western africa the wingspan is 3040 mm. In the present study, we isolated and characterized three s. Integrative taxonomy reveals six new species related to. First detection of a sesamia nonagrioides resistance allele to bt.
Like other moths, this noctuid uses its chemosensory system to efficiently interact with its environment. Souto, liliana monetti, bernardo ordas, amando ordas and rosa a. Short daylengths 812 h were the main factor inducing diapause in this. The olfactory cues involved in the hostfinding behavior of telenomus busseolae gahan, a solitary egg parasitoid of the corn stalk borer, sesamia nonagrioides lefebvre, were studied. Antibiosis of the pith maize to sesamia nonagrioides. No response was elicited by noncalling virgin female moths andor mated female moths. Maize stem response to longterm attack by sesamia nonagrioides. Pdf effects of selection for resistance to sesamia. Biology and control of sesamia nonagrioides botanephaga in the fars province.
The objective of this work was to determine whether a relationship between phenols and the amount of resistance exists. The male antennae of sesamia nonagrioides are much longer ciliated. The pink stem borer, sesamia nonagrioides lefebvre, is an important constraint for the maize crop in mediterranean regions. Sesamia nonagrioides, the mediterranean corn borer, pink stalk borer or west african pink. Thermoperiodic effects on diapause of sesamia nonagrioides. Sesamia nonagrioides is a noctuid that feeds on maize, sugar cane and sorghum in north. Jhii is the most abundant jh in sesamia nonagrioides, important maize pests in the mediterranean basin. Corn stalk borer sesamia nonagrioides infestation on. The stemborer sesamia nonagrioides lefebvre lepidoptera. Insect resistance monitoring report for sesamia nonagrioides.
It is found from pakistan, india, sri lanka, myanmar to japan and the solomon islands. Diapause, a state of low metabolic activity and developmental arrest, is used by many insect species to cope with adverse conditions. Effects of mating disruption against the mediterranean. Pdf comparative assessment of the fieldsusceptibility. Sesamia nonagrioides mediterranean corn stalk borer. Free phenols in maize pith and their relationship with resistance. In the present study we investigated the potential relative effects of bisphenol a bpa and rh5992 tebufenozide on the development and metamorphosis of the corn stalk borer, sesamia nonagrioides lepidoptera. Sesamia nonagrioides, diapause induction, development, thermoperiod, thermophotoperiod. Noctuidae, also known as the mediterranean corn borer mcb, corn stalk borer or pink stem borer, is one of the most damaging pests of maize zea mays l. The mediterranean corn borer, sesamia nonagrioides, occurs sympatrically in the northeast of spain with other lepidopteran pests such as ostrinia nubilalis and.
A three year 20032005 field study compared the susceptibility to the cry1ab toxin, expressed in bt maize, of mediterranean corn borer mcb sesamia nonagrioides populations collected from areas with different adoption rates of bt maize in spain with bt free areas in greece. Continuing to use this website means you agree to our use of cookies. Comparative assessment of the fieldsusceptibility of sesamia nonagrioides to the cry1ab toxin in areas with different adoption rates of bt maize and in bt free. Sesamia inferens sesainoverview eppo global database. Free phenols in maize pith and their relationship with. A number of morphological and molecular factors were examined in order to identify the toxic and the endocrinerelative action of these two chemicals. The shortterm plant response to insect attack is well understood, but less is known about the maintenance of this response over time. Performance of crosses among flint maize populations under. We performed transcriptomic and metabolomics analyses in order to identify genes and.
Free phenols in maize pith and their relationship with resistance to sesamia nonagrioides. Larval feeding and ovipositional preference of sesamia. Opie pupa in a stem of maize to read this page in french. Adults and immature stages resemble those of other species of sesamia but adults can be positively identified on characters of the male and female genitalia described in tams and bowden 1953. First detection of a sesamia nonagrioides resistance. Sesamia nonagrioides is a serious pest of corn in the mediterranean regions and central africa. This research was supported by the national plan for research and development of spain agl200736, agl20030961 and the autonomous government of galicia pgidit04pxic40303pn. Comparative assessment of the fieldsusceptibility of sesamia nonagrioides to the cry1ab toxin in areas with different adoption rates of bt maize and in bt free areas. Effect of thermoperiod on diapause induction of sesamia.
Noctuidae is a polyphagous species with a fairly wide range of host plants. Media in category sesamia nonagrioides the following 4 files are in this category, out of 4 total. Sesamia nonagrioides is one of the most damaging pests of corn in spain and other mediterranean countries. Maize, pheromone, mating disruption, sesamia nonagrioides, ostrinia nubilalis. Fifteen days after treatment application, a section free of damage of approximately 2 cm in the upper part of the stalk internode just below the.
Uhplcms analysis of juvenile hormone ii in mediterranean. Using bacterial pathogens of insects as a biological control. General information about sesamia inferens sesain name language. The morphology and cytology of the female sex pheromoneproducing glands of sesamia nonagrioides lepidoptera. General information about sesamia nonagrioides sesano this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. Comparative assessment of the fieldsusceptibility of. Comparative analysis of hemolymph proteome maps in. Noctuidae, is one of the most damaging pests of maize in spain and the circummediterranean countries castanera, 1986. Noctuidae consist of modified intersegmental membranes. Sesamia cretica is listed as an a1 quarantine pest for southeast asia. Maize phenology influences field diapause induction of sesamia nonagrioides lepidoptera. The juvenile hormones jhs have been considered the most versatile hormones in the animal kingdom.
The cryptochrome1 cry1 gene has oscillating expression under short and long photoperiods in sesamia nonagrioides anna kourti1 and dimitrios kontogiannatos1 1school of food, biotechnology and development, department of biotechnology, laboratory of. Inbreds cm151, co125, and ep39 had antibiotic pith as well as stem resistance, so the pith could play a role in stem resistance. Ovipositional responsespreference of sesamia cretica to certain corn hybrids under laboratory conditions in free choice test. Characterization and expression of genes encoding three. Maize response to sesamia nonagrioides leaf sheath was discarded. Crambidae, which has an overlapping but more northerly distribution, they can damage up to 80%. Samples were immediately frozen in liquid nitrogen and conserved at 80 c. The dominant pest in that season wassesamia nonagrioides lefebvre, with a mean density of 1. We have been studying the factors that control larval diapause of sesamia nonagrioides levebvre, a multivolitine pest of corn, zea mays l.
Spain is the only european country where the cultivar compa cb derived from the event bt176 was commercially grown. Toxicity and mode of action of bacillus thuringiensis cry. Sesamia print iconographia zoologica special collections university of amsterdam ubainv0274 057 07 0005. Candidate chemosensory genes in the stemborer sesamia. A maize synthetic population was improved for resistance to the mediterranean corn borer mcb, sesamia nonagrioides while maintaining yield.
Biology and control of sesamia nonagrioides botanephaga in the. Effect of maize pith free phenols on larval growth and development of sesamia nonagrioides lepidoptera. Resistance monitoring of field populations of the corn borers sesamia nonagrioides and ostrinia nubilalis after 5 years of bt maize cultivation in spain. Fatty acidamino acid conjugate analysis of the regurgitate fatty acidamino acid conjugates facs were analyzed from 10 ml of s. Population genetics of the mediterranean corn borer. A three year 2003e2005 field study compared the susceptibility to the cry1ab toxin, expressed in bt maize, of mediterranean corn borer mcb sesamia nonagrioides populations collected from areas with different adoption rates of bt maize in spain. Thermoperiodism, photoperiodism and sensitive stage in the diapause induction of sesamia nonagrioides lepidoptera. Maize stem response to longterm attack by sesamia nonagrioides article pdf available in frontiers in plant science 9.
We do not use these to store personal information about you. The pink stem borer, sesamia inferens walker, is a major pest of rice and is endemic in china and other parts of asia. Sesamia cretica occurs in southern europe and in parts of africa and asia e. Sesamia nonagrioides sesanooverview eppo global database. Research paper candidate chemosensory genes in the. Corn stalk borer sesamia nonagrioides infestation on sorghum in central greece. The effect of various combinations of photoperiod and temperature on the induction of larval diapause of s. Temperaturedependent development of sesamia nonagrioides. Pdf maize stem response to longterm attack by sesamia. It is an important pest of maize in the mediterranean basin. The cryptochrome1 cry1 gene has oscillating expression. Pdf organisms inhabiting seasonal environments are able to synchronize their life cycles with seasonal. Plants defend themselves against herbivores by activating a plethora of genetic and biochemical mechanisms aimed at reducing plant damage and insect survival. Many authors reported that oviposition of sesamia affected by host plant, konstantopoulou et al 2002, sekhar et al.
It is multivoltine, with two to four generations per year, that. Among the metabolites present in maize, phenolic compounds could play an important role in resistance. Organisms inhabiting seasonal environments are able to synchronize their life cycles with seasonal cycles of biotic and abiotic factors. Pdf thermoperiodism, photoperiodism and sensitive stage. Small heat shock proteins shsps encompass a diverse, widespread class of stress proteins that have not been characterized in s. The larvae live in the stems and reveal themselves through holes and dying inner leaves. Sesamia nonagrioides, the mediterranean corn borer, pink stalk borer or west african pink borer, is a moth of the family noctuidae. Bt corn expressing the bacillus thuringiensis cry1ab toxin is being grown on about 58,000 ha in spain. Springer nature is making sarscov2 and covid19 research free. Pest management strategies are being developed against this species, including olfactionmediated behaviour modification and the use of tachinids 4, 5. The species was first described by francis walker in 1856. Response to conspecific and heterospecific semiochemicals by.
Here we studied the mode of action of this cry protein on s. The stem borer sesamia nonagrioides lefebvre is the most important insect pest of maize, zea mays l. Bacteria isolated from the stem borer sesamia nonagrioides. Fine structure of the female sex pheromoneproducing. Sesamia inferens, the asiatic pink stem borer, gramineous stem borer, pink borer, pink rice borer, pink rice stem borer, pink stem borer, purple borer, purple stem borer or purplish stem borer, is a moth of the family noctuidae. The mediterranean corn borer, sesamia nonagrioides lefebvre lepidoptera. Response of egg parasitoid telenomus busseolae to sex. This species completes a variable number of generations per year depending on latitude, ranging from two in. It is a major pest in egypt, as its losses may exceed 6070% of the maize and sugarcane crops. The objectives of this research were to investigate whether yield and yield stability of the maize synthetic. In females of sesamia nonagriodes, there are often dark spots on forewings. Pdf egg laying preference of sesamia nonagrioides lepidoptera. This study compared the sensitivities and matrix effects of four ionization modes on analyzing jhii in s. Sesamia nonagrioides wikispecies, free species directory.