Genus earias 1earig species earias insulana eariin contact eppo. Population monitoring of cotton bollworm moth with sex. Species are found throughout european, asian and australian continents. Evaluation of benzoylphenyl ureas for controlling the spiny bollworm, earias insulana boisd. Radiation research publishes articles dealing with radiation effects and related subjects in the areas of physics, chemistry, biology and medicine, including epidemiology and translational research. Evaluation of benzoylphenyl ureas for controlling the. The species was first described by jean baptiste boisduval in 1833.
The sex pheromone ofearias insulana, e,e10,12hexadecadienal, may trimerize extensively to form a crystalline trioxane derivative. Use of bacillus thuringiensis toxins for control of the. The exhibited data in table 3 show the variation between the weekly calculated reductions of the infestation percentages by the spiny bollworm, earias insulana, when different sequences of compounds were used. Malathion at ml ha1 gave significant control after both treatments, while carbaryl controlled the pests only after the 2nd application and the other insecticides were ineffective 17. Pdf a taxonomic account of species of the genus earias fabricius is provided. Noctuidae, is an essential lepidoptera pest located in many countries of the mediterranean basin, as well as in africa and asia mansour 2004. The structure of the trimer was deduced from its cims and nmr spectra. Tamhankar and dongre 1992 mentioned earias insulana as major pest of cotton and okra in india. Three benzoylphenyl ureas bpus were compared for their relative toxicity against different life stages of the spiny bollworm sbw, earias insulana boisd. A list of my favorite links free asme standards pdf apprendre a ecrire larabe pdf waseet pdf lebanon english seekho pdf pdf to word converter free download for windows 8. Categories have been assigned by the eppo secretariat on the basis of available data at the time of entry. Abelmoschus esculentus abmespests eppo global database. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
Earias insulana enters the terminal bud of the vegetative shoot and. Bruchidae, is a cosmopolitan fieldtostore pest ranked as the principal postharvest pest of cowpea in the tropics. Concerning the first spray application during both. Next post next basic horticulture notes pdf download in english.
Earias insulana, the egyptian stemborer, egyptian bollworm, spiny bollworm or cotton spotted bollworm, is a moth of the family nolidae. In 1956 very poor control of the spiny boll worm earias insulana boisd. Pdf use of bacillus thuringiensis toxins for control of. Resistance of the spiny boll worm to endrin in israel nature. While the printed version of cards is available only as a special giveaway at select educational conferences and events, you can download and print the game using the pdf file below. These major pests cause major yield loss to the crops. Fourteen phytophagous insect species and six insect predators were recorded. Pakistan, india, sri lanka, bangladesh, myanmar, indonesia, new guinea and fiji. Text is available under the creative commons attributionsharealike license. Thirteen of the most common lepidopteranspecific cry proteins of bacillus thuringiensis have been tested for their efficacy against newly hatched larvae of two populations of the spiny bollworm, earias insulana. Cotton bollworms, american bollworm, helicoverpa armigera hubner, spiny bollworm earias insulana boisduval, spotted bollworm, earias vittella fabricius and pink bollworm, pectinophora gossypiella saunders are major pests of cotton in punjab. Control of cowpea weevil, callosobruchus maculatus f. Impact of conventional insecticides on two bollworms and.
Screening pheromone analogues by eag technique for. The spiny bollworm is oligophagous on malvaceae, including cotton and okra hibiscus. Results showed that the lc 50 values of chlorfluazuron, teflubenzuron and hexaflumuron ingested by neonate larvae of the spiny bollworm, were 0. Effect of row skipping in tree cotton gossypium arboreum on efficacy of chemical control of spotted bollworms earias vittella and e. Previous post previous agroforestry notes for prepg, bhu pdf download. Lep noctuidae, causes huge losses to cotton crops each year. Influence of some insecticide sequences on the injurious.
The full grown dull green caterpillars are 2 cm long having tiny stout bristles and a series of. Earias insulana eariinoverview eppo global database. Entomology insectpests pdf download all agriculture exams. They correspond to an evaluation of the biological importance of the host plant for the pest concerned, together with the economic importance of this plant for the eppo region. Cotton bollworms such as pectinophora gossypiella and earias insulana are serious pests which destroy the cotton plant, and bracon brevicornis is a parasitoid which attacked the larvae of bollworms. Insecta, holometabola, lepidoptera, noctuidae common name. In this study, experiments were performed to investigate and evaluate the toxicity of etofenprox and chlorpyrifos insecticides against newly hatched larvae. Pheromone insuulana to monitor adult spotted bollworm, earias vittella f.
Development of an artificial diet for mass rearing of the. It causes substantial quantitative and qualitative losses manifested by seed perforation and reductions in weight, market value and germination ability of seeds 7. Noctuidae lepidoptera borer technology mission on cotton mini mission i 3. Heliothis armigera, and spodoptera littoralis, environmental entomology. The term radiation is used in its broadest sense and includes specifically ionizing and ultraviolet, visible and infrared light as well as microwaves, ultrasound and heat. Mostof the pests which were well known to a high proportion of farmers either were those whose feeding caused very obvious effects syllepte derogata, heliothis armigera, polyphagotarsonemus latus and dysdercus volkeri, or those found frequently in their fields aphis gossypii, earias insulana, anomis flava, bemisia tabaci. Abstract incidence and faunistic composition of insect pests and the associated predators on roselle plants, hibiscus sabdariffa l. In rare instances, a publisher has elected to have a zero moving wall, so. Curio is a trading card game that challenges you to discover patterns and connections to create your own museuminspired collections. Its larvae usually attack cotton flower buds, flowers, and bolls causing damage to seeds and fiber, especially at the late. Earias insulana eariinhost plants eppo global database. The model can therefore be used in conjunction with any number of these tools, based on the needs and function of the organisation, as an overarching framework for.
Use of bacillus thuringiensis toxins for control of the cotton pest earias insulana boisd. An artificial diet for rearing the spiny bollworm,earias insulana boisd. The biodiversity heritage library works collaboratively to make biodiversity literature openly available to the world as part of a global biodiversity community. The pest occurs around the mediterranean and in africa. Pdf determination of sex pheromone traps distances in. Pests of abelmoschus esculentus abmes organism type. A comparison of thermal requirements and some biological aspects of trichogramma evanescens westwood and trichogrammatoidea bactrae nagaraja reared from eggs of the pink and spiny bollworms. Earias insulana pdf economic importance earias insulana is a major pest of cotton in the eastern mediterranean. The moving wall represents the time period between the last issue available in jstor and the most recently published issue of a journal. The other cry toxins cry1ab, cry1ac, cry1ba, cry1da, cry1ia, and cry9ca were toxic to e. The 50% lethal concentration values of these toxins ranged from 0. Palpi upturned and second joint reaching vertex of head.
Curculionidae in selected agroecological zones of uganda. Screening pheromone analogues by eag technique for biological activity on males of earias insulana, heliothis armigera, and spodoptera littoralis 1. Farmers knowledge and perception of cotton insect pest. Earias is a genus of moths in the monotypic subfamily eariadinae of the family nolidae. My very first power point presentation in my undergraduate degree for a biotechnology class. Oligophagus, cotton, bhendi, hibiscus, holly hock and other malvaceous vegetables. It is found in most of africa, southern europe, the near east and middle east, japan, taiwan, the philippines, australia and hawaii. Efficacy of tested sequences of insecticides against earias insulana during two seasons. Bhendi shoot and fruit borer copy pupa lepidoptera. Earias insulana enters the earisa bud of the vegetative shoot and channels downwards from the growing point, or directly penetrates the internode. Earias species of cotton growing in the ivory coast. Spiny bollworm, egyptian bollworm geographical distribution. Bhendi shoot and fruit borer copy free download as powerpoint presentation.
Media in category earias the following 8 files are in this category, out of 8 total. Biological activities of spores and metabolites of some. Bt cotton is a very controversial topic in the agscience communities and this was an attempt to understand the science behind it and possibly provide the viewersattendees some answers for their questions. This process could be studied on a 2m packed column under specific. The tunnel often enters the bolls from below, at a slight angle to the peduncle pearson role of exotic and indigenous parasites trichogramma brasiliensis ashmead, t.
989 844 25 124 1007 563 794 910 1201 21 1385 878 977 91 295 1328 146 1430 1470 43 810 1132 483 1431 663 1254 1371 851 287 316 267 178 1180 850 1152 1021 405 1252 799 719 979 987 1327