Some data on the reproductive activity of zabrotes. Bruchidae on bean genotypes with and without arcelin. Fortythree common bean genotypes were assessed for resistance to zabrotes subfasciatus the genotypes were sorted into four resistance levels. Cultivated varieties of the common bean phaseolus vulgaris l. Resistance to these insects in phaseolus vulgaris l. Ages of the hosts offered to the parasitoids were varied and the number of. Pdf biological aspects of zabrotes subfasciatus boh.
Persistent decrease in the productivity of cowpea vigna unguiculata l. Zabrotes subfasciatus boheman, 1833 females oviposition behavior in the presence and absence of a host is unknown. 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. Current science is a fortnightly journal published since 1932 by the current science association, bangalore india in collaboration with the indian academy of sciences. Jul 10, 2009 interspecies attraction studies in four species of bruchids callosobruchus analis f. Zabrotes subfasciatus has been recorded in most tropical regions of latin america and probably originated in one of these regions bondar, 1937. Oviposition of zabrotes subfasciatus boheman, 1833 on phaseolus vulgaris linnaeus, 1753 was. Chrysomelidae in landrace bean varieties occurring in southwestern amazonia. Expression of the arcelin 1 gene from phaseolus vulgaris l. Resistance of cowpea genotypes to zabrotes subfasciatus boheman, 1833 coleoptera.
The bean crop is susceptible to the attack of numerous pest insects. Zabrotes species zabrotes subfasciatus name synonyms spermophagus subfasciatus boheman, 1833 homonyms zabrotes subfasciatus boheman, 1833 common names american bean beetle in english bibliographic references. Sdspage patterns of tel digested by a mixture of pepsin and papain. The poor water solubility and the high degradation rate of many natural products remain a major obstacle to their development and agronomical application. Pdf host preference of the bean weevil zabrotes subfasciatus. Introduction to the acrobat pdf edition the acrobat pdf version of this publication, though identical in content to the print version, differs slightly in format from the print version. Bruchidae, biochimica et biophysica acta bba general subjects on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. World distribution of zabrotes subfasciatus zabrsu.
Zabrotes subfasciatus zabrsuoverview eppo global database. Handbook of the bruchidae of the united states and canada. Two bioassay methods were used to measure relevant parameters. Download fulltext pdf download fulltext pdf biological aspects of zabrotes subfasciatus boh. Farmers perceptions of mexican bean weevil, zabrotes. Talisia esculenta lectin and larval development of. It is a cosmopolitan pest that causes great damage to. The bean weevil, zabrotes subfasciatus is a major storage pest and causes direct and indirect damage to the grains. Evaluation of different ethiopian common bean, phaseolus. Oviposition behavior of zabrotes subfasciatus females coleoptera, bruchidae under conditions of host deprivation luzia aparecida a.
Adult attractiveness and oviposition preference of. Digestion of starch granules from maize, potato and wheat by larvae of the the yellow mealworm, tenebrio molitor and the mexican bean weevil, zabrotes subfasciatus elaine a. When faced to choose among different hosts, however, this insect shows the following preference hierarchy. Bruchinae is among the key pests of common bean phaseolus vulgaris l. Effects of different formulations of neem oilbased. A total of 300 common bean entries were subjected to a nochoice test at melkassa agricultural research centre, ethiopia, using a.
However, the mexican bean weevil, zabrotes subfasciatus boheman, is a major constraint of stored common bean that causes qualitative and quantitative losses. The binding of pf2 to midgut glycoproteins of 20dayold larvae was. Oviposition behavior of zabrotes subfasciatus females. Population development of zabrotes subfasciatus coleoptera. Control of the mexican bean weevil zabrotes subfasciatus.
Maize seeds were fractionated into albumins, globulins, prolamins, glutelins and a residue and the bruchids reared on artificial seeds composed of susceptible. Pdf karyotype, heterochromatin distribution and meiosis of. Zabrotes subfasciatus uses phaseolus vulgaris seeds as its main host and reacts to variations in the availability of seeds by adjusting egg size and number. Resistance of important bean genotypes to the mexican bean beetle zabrotes subfasciatus bohemann during storage and its control with chemical synthetic and botanical insecticides carlos e. The response of both strains to the resistant cultivar was. Read talisia esculenta lectin and larval development of callosobruchus maculatus and zabrotes subfasciatus coleoptera. The binding of pf2 to midgut glycoproteins of 20dayold larvae was evaluated using pf2 affinity chromatography. The eggs of this insect are deposited on the surface of the. However, it is not a legal authority for statutory or regulatory purposes.
Effects of different formulations of neem oilbased products. General information about zabrotes subfasciatus zabrsu. Digestion in larvae of callosobruchus maculatus and zabrotes subfasciatus coleoptera. Scanning electron microscopy images were taken of starch granules from different sources following exposure in vivo and in vitro to gut. It is found in africa, north america, south america, southern asia, and europe.
Zabrotes subfasciatus has not been reported from asia or the australasian region, and european records are limited to italy and portugal southgate, 1978. The mexican been weevil zabrotes subfasciatus boheman heavily attacks the grain of common bean. In the screening assay, the ethanolic extract of a. Except for the control, females deposited eggs in the vials walls. Pdf karyotype, heterochromatin distribution and meiosis. The main objective of this study was to describe in detail the oviposition behavior of host deprived or nondeprived females, and observe how the several situations of deprivation days without host influence oviposition. The mexican bean weevil zabrotes subfasciatus coleoptera. Hostage structure of zabrotes subfasciatus boheman on larval parasitism by two hymenopterous parasitoids, heterospilus prosopidis viereck braconidae and anisopteromalus calandrae howard pteromalidae, were examined in a series of laboratory experiments. Zabrotes subfasciatus boheman is the main pest of common beans phaselous vulgaris. The journal covers all branches of pureapplied science and technology such as physics, chemistry, life sciences, medicine, earth sciences, engineering and technology. Maize seeds were fractionated into albumins, globulins, prolamins, glutelins and a residue and the bruchids reared on. Higher number of emerged adults was observed in the control. Binding of pf2 lectin from olneya tesota to gut proteins. Predatory response of xylocoris flavipes to bruchid pests.
The mexican bean weevil zabrotes subfasciatus boheman is subjected to resource availability variation because of the diversity of common bean types and sizes, from small e. Files are available under licenses specified on their description page. Studies on its bionomics showed that pairing lasted 45 minutes and a male paired with up to 21 females. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Identifying resistance sources and the resistance types involved is important for development of pestresistant bean varieties. Lethal and sublethal toxicities of annona sylvatica. In tropical regions of latin america, the bean weevil zabrotes subfasciatus boheman, 1833 coleoptera. All structured data from the file and property namespaces is available under the creative commons cc0 license. Resistance of cowpea genotypes to zabrotes subfasciatus. Abstract the effects of competition on populations of the bean weevil zabrotes subfasciatus were analyzed during 41 generations under different competition levels. Interspecies attraction studies in four species of bruchids callosobruchus analis f.
Csiro scienceimage 10793 mexican bean weevil zabrotes subfasciatus. Ai2, is found in certain arcelincontaining wild accessions of the common bean. Karyotype, heterochromatin distribution and meiosis of zabrotes subfasciatus bohemann coleoptera. Oviposition behavior of wild zabrotes subfasciatus. Pdf digestion in larvae of callosobruchus maculatus and.
Ages of the hosts offered to the parasitoids were varied and the number of host larvae successfully parasitized. There are more than 20 described species in zabrotes. Wild legume seeds from olneya tesota contain a lectin, pf2, that shows insecticidal activities against this insect. Jun 23, 2000 a study was conducted to elucidate the effects of protein fractions isolated from maize zea mays l. Antibiosis levels of common bean genotypes toward zabrotes. Binding of pf2 lectin from olneya tesota to gut proteins of. Behavioral and physiological responses of the bean weevil. Tenebrionidae and zabrotes subfasciatus boheman coleoptera. Sodium dodecyl sulfatepolyacrylamide gel electrophoresis sdspage. Digestion of starch granules from maize, potato and wheat. Bruchidae is considered to be a major pest of stored grains and it is also found in temperate and cold climates rossetto, 1966, decheco et al.
This study assessed the adult attractiveness and oviposition preference of z. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. The width of the headcapsule was determined in each instar, being 0,18 mm at the first instar, 0,24 at the second, 0,37 at the third, and 0,54 at the fourth. Like acanthoscelides obtectus and callosobruchus maculatus balachowsky, 1962 this insect can reproduce both in the field before harvest of phaseolinae seeds and in storage.
Resistance of important bean genotypes to the mexican bean. Media in category zabrotes subfasciatus the following 4 files are in this category, out of 4 total. Control of the mexican bean weevil zabrotes subfasciatus with. Download fulltext pdf download fulltext pdf control of the mexican bean weevil zabrotes subfasciatus with kaolin article pdf available in ciencia rural 407 july 2010 with 64 reads. Predatory response of xylocoris flavipes to bruchid pests of. Digestion of starch granules from maize, potato and wheat by. This research intended to evaluate the development of zabrotes subfasciatus boh. The competition process was identified in the mexican bean weevil reared on kidney and cranberry beans by inference. Zabrotes is a genus of pea and bean weevils in the beetle family chrysomelidae. Acanthoscelides obtectus say and zabrotes subfasciatus boheman reared on both blackeyed pea vigna unguiculata l. The acrobat pdf version of this publication, though identical in content to the print version, differs slightly in format from the print version. Zabrotes species zabrotes subfasciatus name synonyms spermophagus subfasciatus boheman, 1833 homonyms zabrotes subfasciatus boheman, 1833 common names american bean beetle in english bibliographic references 1996 database, nodc taxonomic code.
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