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. The life cycle consisted of egg, four larval instars l 1, l 2, l 3 and l 4. Bibliography of callosobruchus research in ecology and. In this study we used a laboratory population of the cowpea weevil, callosobruchus maculatus fabr. 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. Life cycle of bean beetles, callosobruchus maculatus. Callosobruchus maculatus an overview sciencedirect topics. Consequences of inbreeding for the cowpea seed beetle.
Many beetles in the genus are well known as economically important. Callosobruchus maculatus exploration of the deciding. 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 f adults coleoptera, bruchidae. The life cycle consisted of egg, four larval instars l 1, l 2, l 3 and l 4, pupa and adult. The beetle most likely originated in west africa and moved around the globe with the trade of. Pdf biology of pulse beetle callosobruchus chinensis. Experiments using naive females established differences in host specificity among geographic strains of the seed beetlecallosobruchus maculatus. The fumigant toxicity of eight essential oil components, 18cineole, carvacrol, eugenol. Here, we examine egglaying decisions in the seed beetle, callosobruchus maculatus f. The results of this study demonstrated fumigant toxicity of some essential oil components to c. Read the description of bean beetles and their background from the moodle site. 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. Credland division of biology, school of biological sciences, royal holloway, university of london, egham hill, egham, surrey, tw20 0ex received 26 september 1994.
Callosobruchus chinensis, the pulse beetle zoology for ias. The copulatory behavior of the bruchid beetle callosobruchus. Blumer, professor of biology, morehouse college excerpted from a handbook on bean beetles, callosobruchus maculatus. May 18, 2005 other examples come from the bruchid beetle callosobruchus maculatus and the dung fly sepsis cynipsea. Adults of most species known from stored pulses may be identified using the bruchid key in haines 1991.
Female oviposition decisions and their impact on progeny life. Dec 31, 2014 the cowpea weevil, callosobruchus maculatus f. Pages 274283 in tested studies for laboratory teaching, volume 28 m. The female copulated only once, whereas males did so up to 4 times. Most downloaded journal of stored products research articles. Staged developmental transcriptomes for two beetle species 5 6 matthew a.
Characteristics of callosobruchus analis, callosobruchus phaseoli, callosobruchus maculatus, callosobruchus chinensis and their prevention techniques. Bibliography of callosobruchus research in ecology and evolution. Chromosome 10 is a sex chromosome and males are the hetergametic sex figure 3. Bruchidae, is a worldwide insect pest that infests pulses in the fields and seeds in storage.
Interspecific hybridization and abnormal strain of callosobruchus maculatus coleoptera bruchidae. Effect of experience on host preference in callosobruchus. Adaptation to a novel host modifies host discrimination by the seed beetle, callosobruchus maculatus. The role of seed coat and its pigmentation on the acceptance. Callosobruchus chinensis, the pulse beetle zoology for. Jan 31, 2011 the bruchid beetle callosobruchus maculatus is known to be fairly plastic when it comes to host use. Why do male callosobruchus maculatus harm their mates. Can preference for oviposition sites initiate reproductive.
Credland division of biology, school of biological sciences, royal holloway, university of london. Control of cowpea weevil, callosobruchus maculatus f. Investigations on the host preference of callosobruchus maculatus f. Among the multitude of male copulatory behaviors and reproductive traits are some that appear to be harmful to females. Life cycle of bean beetles, callosobruchus maculatus coleoptera. Publications of the bean beetle curriculum development. Callosobruchus maculatus fabricius, bruchidae seed beetle is a common postharvest pest of stored legumes in tropical and subtropical regions. Callosobruchus is a genus of beetles in the family chrysomelidae, the leaf beetles. The maximum parasitization of host eggs took place within the first 24 hours of egg laying and declined thereafter.
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. Experimental confirmation of bean preference for callosbruchus maculatus females tyler bayles, radaya ellis, jocelyn kopac, zach zimmerman department of biology, university of wisconsin. Environmental issues agricultural pests growth beans cowpea research insectplant relationships legumes mimosaceae parasitic insects weevils. We examined whether such congenital differences affect the degree to which host preference can be modified by experience. Kristen bosch, joseph adamson, amanda schuilling, alicia castillo, daniel faghihnia dr. One mendelian trait has been described for bean beetles, body color which is autosomal and has alleles with incomplete dominance. Oviposition substrate choice by bean beetles callosobruchus.
Bambara groundnut, vigna subterranea is an important legume crop that is adaptable to the dry regions of africa. Ambayeba muimbakankolongo, in food crop production by smallholder farmers in southern africa, 2018. Variable responses to novel hosts by populations of the seed beetle callosobruchus maculatus. Proceedings of the 28th workshopconference of the association for biology laboratory education able. 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. 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. Callosobruchus maculatus exploration of the deciding factor.
Density dependent polymorphism in the adult of callosobruchus maculatus. This common pest of stored legumes has a cosmopolitan distribution, occurring on every continent except antarctica. Callosobruchus maculatus saccharomyces genome database sgd sgd is a database of the molecular biology and genetics of the yeast saccharomyces cerevisiae, which is. A handbook on bean beetles, callosobruchus maculatus christopher w. Bruchidae to test whether they conform to predictions of an optimality model. Nnatural incidence of bruchid parasitoid dinarmus sp. Handbook of the bruchidae of the united states and canada. Studies on the life history and ovi positional preference of. Studies on the life history and ovi positional preference. Bean beetles, callosobruchus maculatus, a model system for inquirybased undergraduate laboratories. There are a number of species of callosobruchus that may be found attacking pulses, of which the most common and well known is c. 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. Most downloaded journal of stored products research. Original article, report by advances in environmental biology.
Bambara groundnut seeds are liable to a simultaneous attack by two species of bruchidae, callosobruchus subinnotatus pic and particularly by callosobruchus maculatus f. Life cycle and hostes of callosobruchus maculatus coleoptera. Bruchidae, is a cosmopolitan fieldtostore pest ranked as the principal postharvest pest of cowpea in the tropics. It is in the subfamily bruchinae, the bean weevils. Oviposition substrate choice by bean beetles callosobruchus maculatus. However, seed beetles from the same group are often specialized and predominantly use closely related plant taxa from a single host tribe. A comparative study on the effect of four leguminous. Uscana mukerjii mani chalcidoidea, trichogrammatidae parasitizes eggs of callosobruchus maculatus. It is a member of the leaf beetle family, chrysomelidae, and not a true weevil.
Biology and morphometric measurement of cowpea weevil. Callosobruchus maculatus fabricius, 1775 uk beetle. Control over copulation duration is a potentially important generator of sexual conflict that has received little empirical attention. The duration of the different states of the cowpea weevils, callosobruchus maculatus f. A pest of pulses, cowpea, soybean, gram, pigeon pea, lablab etc. Coleoptera is a major pest of stored blackgram, greengram, cowpea and other pulse grains. 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. Callosobruchus maculatus has a karyotype of ten chromosome pairs 2n20. It is a major source of protein to people in many parts of africa. Adult callosobruchus beetles do not feed on stored produce, and are very shortlived, usually no more than 12 days under optimum conditions. Beck department of biology, emory university christopher. Oviposition decisions in the seed beetle, callosobruchus. An investigation has been conducted on the life history and ovipositional preference of callosobruchus maculatus reared on five different pulses. It causes substantial quantitative and qualitative losses manifested by seed perforation and reductions in weight, market value and germination ability of seeds.
Fumigation toxicity of essential oil monoterpenes to. Completion of life cycle takes 45 weeks and there may be 67 overlapping generations in a year. A closely related species, callosobruchus maculatus is found existing along with. A handbook on bean beetles, callosobruchus maculatus. Laboratory techniques for screening cowpeas for resistance to callosobruchus maculatus f. Occasionally pupation may take place outside the grain in a cocoon made of excretory matter. These weevils cause loss of quality, quantity and seed viability. A handbook on bean beetles, callosobruchus maculatus bean. Ests were recently produced from the larval midgut of the cowpea weevil callosobruchus maculatus, 73 allowing further comparison among these three phytophagous species. Poorani abstract pulse beetle, callosobruchus maculatus f. Citescore values are based on citation counts in a given year e.
Beck, professor of pedagogy, emory university, and lawrence s. Biology of an egg parasite of callosobruchus maculatus fab. View callosobruchus maculatus research papers on academia. Female oviposition decisions and their impact on progeny. General information about callosobruchus maculatus calsma eppo global database. Each seed is a discrete resource package, so that much of the biology of seed beetles is similar to the biology of parasitoids. A comparative study on the effect of four leguminous species. A comparative study on the effect of four leguminous species on biological and population growth parameters of callosobruchus maculatus f. Callosobruchus maculatus is a species of beetles known commonly as the cowpea weevil or cowpea seed beetle. Cosmopolitan in the tropics and subtropics of the world. Biological control of bruchid callosobruchus maculatus f.