Oviposition substrate choice by bean beetles callosobruchus. Kristen bosch, joseph adamson, amanda schuilling, alicia castillo, daniel faghihnia dr. A handbook on bean beetles, callosobruchus maculatus christopher w. A comparative study on the effect of four leguminous species on biological and population growth parameters of callosobruchus maculatus f. Bambara groundnut seeds are liable to a simultaneous attack by two species of bruchidae, callosobruchus subinnotatus pic and particularly by callosobruchus maculatus f.
It is in the subfamily bruchinae, the bean weevils. Staged developmental transcriptomes for two beetle species 5 6 matthew a. Many beetles in the genus are well known as economically important. Each seed is a discrete resource package,so that much of the biology of seed beetles is similar to the biology of parasitoids. Environmentdependent reversal of a life history tradeoff in the seed beetle callosobruchus maculatus. Environmental issues agricultural pests growth beans cowpea research insectplant relationships legumes mimosaceae parasitic insects weevils. An investigation has been conducted on the life history and ovipositional preference of callosobruchus maculatus reared on five different pulses. Citescore values are based on citation counts in a given year e. Edvardsson, who is now at the centre for conservation and ecology, school of biosciences, university of exeter in cornwall, tremough campus, penryn, tr10 9ez, uk. Beck, professor of pedagogy, emory university, and lawrence s. Fumigation toxicity of essential oil monoterpenes to. Poorani abstract pulse beetle, callosobruchus maculatus f. Callosobruchus maculatus saccharomyces genome database sgd sgd is a database of the molecular biology and genetics of the yeast saccharomyces cerevisiae, which is commonly known as bakers or budding yeast. Bambara groundnut, vigna subterranea is an important legume crop that is adaptable to the dry regions of africa.
The duration of the different states of the cowpea weevils, callosobruchus maculatus f. Female oviposition decisions and their impact on progeny life. Control over copulation duration is a potentially important generator of sexual conflict that has received little empirical attention. Life cycle of bean beetles, callosobruchus maculatus. Ambayeba muimbakankolongo, in food crop production by smallholder farmers in southern africa, 2018. Males of both these species have spines on their intromittent organs that harm the female reproductive tract during mating and leave scars blanckenhorn et al. Proceedings of the 28th workshopconference of the association for biology laboratory education able. Studies on the life history and ovi positional preference of. Biology of an egg parasite of callosobruchus maculatus. Uscana mukerjii mani chalcidoidea, trichogrammatidae parasitizes eggs of callosobruchus maculatus. Adult callosobruchus beetles do not feed on stored produce, and are very shortlived, usually no more than 12 days under optimum conditions.
Biological control of bruchid callosobruchus maculatus f. The results of this study demonstrated fumigant toxicity of some essential oil components to c. Bruchidae, is a cosmopolitan fieldtostore pest ranked as the principal postharvest pest of cowpea in the tropics. Most downloaded journal of stored products research articles. Studies on the life history and ovi positional preference. Chromosome 10 is a sex chromosome and males are the hetergametic sex figure 3. Cosmopolitan in the tropics and subtropics of the world.
We examined whether such congenital differences affect the degree to which host preference can be modified by experience. It is a member of the leaf beetle family, chrysomelidae, and not a true weevil. Control of cowpea weevil, callosobruchus maculatus f. Pdf biology of pulse beetle callosobruchus chinensis. Experimental confirmation of bean preference for callosbruchus maculatus females tyler bayles, radaya ellis, jocelyn kopac, zach zimmerman department of biology, university of wisconsin. Consequences of inbreeding for the cowpea seed beetle. A handbook on bean beetles, callosobruchus maculatus bean.
A handbook on bean beetles, callosobruchus maculatus. Characteristics of callosobruchus analis, callosobruchus phaseoli, callosobruchus maculatus, callosobruchus chinensis and their prevention techniques. Oviposition decisions in the seed beetle, callosobruchus. Callosobruchus chinensis, the pulse beetle zoology for. Handbook of the bruchidae of the united states and canada introduction to the acrobat pdf edition the acrobat pdf version of this publication, though identical in content to the print.
Among the multitude of male copulatory behaviors and reproductive traits are some that appear to be harmful to females. Interspecific hybridization and abnormal strain of callosobruchus maculatus coleoptera bruchidae. Bibliography of callosobruchus research in ecology and evolution. The life cycle consisted of egg, four larval instars l 1, l 2, l 3 and l 4, pupa and adult.
The role of seed coat and its pigmentation on the acceptance. Life cycle and hostes of callosobruchus maculatus coleoptera. Effect of experience on host preference in callosobruchus. Callosobruchus maculatus fabricius, bruchidae seed beetle is a common postharvest pest of stored legumes in tropical and subtropical regions. Here, we examine egglaying decisions in the seed beetle, callosobruchus maculatus f. Pages 274283 in tested studies for laboratory teaching, volume 28 m. Most downloaded journal of stored products research. Can preference for oviposition sites initiate reproductive. Coleoptera is a major pest of stored blackgram, greengram, cowpea and other pulse grains. Beck department of biology, emory university christopher. Experiments using naive females established differences in host specificity among geographic strains of the seed beetlecallosobruchus maculatus.
The female copulated only once, whereas males did so up to 4 times. Callosobruchus chinensis, the pulse beetle zoology for ias. Callosobruchus maculatus saccharomyces genome database sgd sgd is a database of the molecular biology and genetics of the yeast saccharomyces cerevisiae, which is. Adults of most species known from stored pulses may be identified using the bruchid key in haines 1991. The copulatory behavior of the bruchid beetle callosobruchus. Adaptation to a novel host modifies host discrimination by the seed beetle, callosobruchus maculatus.
Female oviposition decisions and their impact on progeny. Credland division of biology, school of biological sciences, royal holloway, university of london. Dec 31, 2014 the cowpea weevil, callosobruchus maculatus f. A laboratory study was conducted to investigate the effects of natural products on the reproduction and damage of callosobruchus maculatus, the cowpea weevil, on cowpea seeds at botswana college of. These weevils cause loss of quality, quantity and seed viability. Pulse beetle callosobruchus maculatus is a cosmopolitan pest that often attacks leguminous stored seeds and commonly causes serious damage to stored products with an annual loss of nearly 0. Callosobruchus maculatus is a species of beetles known commonly as the cowpea weevil or cowpea seed beetle. Biology and morphometric measurement of cowpea weevil. However, seed beetles from the same group are often specialized and predominantly use closely related plant taxa from a single host tribe. Biology of an egg parasite of callosobruchus maculatus fab. There are a number of species of callosobruchus that may be found attacking pulses, of which the most common and well known is c. Callosobruchus maculatus an overview sciencedirect topics. Callosobruchus maculatus fabricius, 1775 uk beetle. Experimental confirmation of bean preference for callosbruchus maculatus females tyler bayles, radaya ellis, jocelyn kopac, zach zimmerman department of biology, university of wisconsin whitewater abstract the purpose of this study is determine the existence or lack of bean preference in callosobruchus maculatus.
May 18, 2005 other examples come from the bruchid beetle callosobruchus maculatus and the dung fly sepsis cynipsea. This common pest of stored legumes has a cosmopolitan distribution, occurring on every continent except antarctica. Variable responses to novel hosts by populations of the seed beetle callosobruchus maculatus. Handbook of the bruchidae of the united states and canada. The maximum parasitization of host eggs took place within the first 24 hours of egg laying and declined thereafter. A pest of pulses, cowpea, soybean, gram, pigeon pea, lablab etc. Each seed is a discrete resource package, so that much of the biology of seed beetles is similar to the biology of parasitoids. Ests were recently produced from the larval midgut of the cowpea weevil callosobruchus maculatus, 73 allowing further comparison among these three phytophagous species. Completion of life cycle takes 45 weeks and there may be 67 overlapping generations in a year. Callosobruchus is a genus of beetles in the family chrysomelidae, the leaf beetles. Bean beetles, callosobruchus maculatus, a model system for inquirybased undergraduate laboratories.
Bruchidae, is a worldwide insect pest that infests pulses in the fields and seeds in storage. Callosobruchus maculatus exploration of the deciding. Investigations on the host preference of callosobruchus maculatus f. A comparative study on the effect of four leguminous.
Callosobruchus maculatus f adults coleoptera, bruchidae. It causes substantial quantitative and qualitative losses manifested by seed perforation and reductions in weight, market value and germination ability of seeds. The fumigant toxicity of eight essential oil components, 18cineole, carvacrol, eugenol. Why do male callosobruchus maculatus harm their mates. One major constraint to increased production of the crop is the incidence of the storage pest callosobruchus maculatus which causes significant weight loss to seeds. Bruchidae to test whether they conform to predictions of an optimality model.
The effects of copulation duration in the bruchid beetle callosobruchus maculatus martin edvardsson address correspondence to m. A comparative study on the effect of four leguminous species. Blumer, professor of biology, morehouse college excerpted from a handbook on bean beetles, callosobruchus maculatus. Laboratory techniques for screening cowpeas for resistance to callosobruchus maculatus f. The beetle most likely originated in west africa and moved around the globe with the trade of. Oviposition substrate choice by bean beetles callosobruchus maculatus. Occasionally pupation may take place outside the grain in a cocoon made of excretory matter. View callosobruchus maculatus research papers on academia. Density dependent polymorphism in the adult of callosobruchus maculatus. Nnatural incidence of bruchid parasitoid dinarmus sp.
In this study we used a laboratory population of the cowpea weevil, callosobruchus maculatus fabr. The life cycle consisted of egg, four larval instars l 1, l 2, l 3 and l 4. Original article, report by advances in environmental biology. General information about callosobruchus maculatus calsma eppo global database. Bibliography of callosobruchus research in ecology and. Callosobruchus maculatus exploration of the deciding factor. A closely related species, callosobruchus maculatus is found existing along with. One mendelian trait has been described for bean beetles, body color which is autosomal and has alleles with incomplete dominance. Publications of the bean beetle curriculum development. It is a major source of protein to people in many parts of africa. Jan 31, 2011 the bruchid beetle callosobruchus maculatus is known to be fairly plastic when it comes to host use. Callosobruchus maculatus has a karyotype of ten chromosome pairs 2n20.
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