The oviposition preference of c. maculatus

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Webb4 juli 2024 · ABSTRACT. Callosobruchus maculatus is an important field-to-store pest that causes close to 100% losses in stored produce. This study aimed at assessing the resistance of cowpea genotypes to C. maculatus infestation. Thirteen cowpea advanced breeding lines pre-selected on the basis of their high grain yield, and three released … Webb1 juli 2024 · Results: Compared with other cultivars tested, oviposition preference of C. maculatus was the lowest on Nekador. The developmental time of C. maculatus differed …

Host-Induced Oviposition Preferences and Oviposition Markers in …

WebbThe oviposition preference was evaluated by counting each egg laid on every bean by the female C. maculatus carefully through a magnifying glass. The data was collected and documented for further analysis … WebbCallosobruchus maculatus can complete one generation within 3-4 weeks at 30°C and average relative humidity of 30% in the laboratory (Beck and Blumer 2014). Generation time also depends on the species of legume. csm holding spa

Susceptibility of Three Legume Species to Callosobruchus maculatus …

Webb1 juni 1975 · Kanayo F. Nwanze, E. Horber, C. W. Pitts, Evidence for Ovipositional Preference of Callosobruchus maculatus for Cowpea Varieties , Environmental Entomology, Volume 4, Issue 3, 1 June 1975, ... (F.) prefers smooth- to rough-seeded varieties and cheeks to other areas of the seeds for oviposition on cowpeas. WebbCallosobruchus maculatus (Bruchidae: Coleoptera) is a serious insect pest of stored grain that attacks many types of legumes in field and stored environment. A female of C. … WebbMoreover, in a comparison of the oviposition preference for ethanol and acetic acid between the two flies, although the two flies do not show different oviposition preferences for ethanol, D. melanogaster shows a high preference for acetic acid at each concentration tested, whereas D. suzukii avoids high concentrations of acetic acid, which is mostly … csm holdings

Disentangling determinants of egg size in the Geometridae …

Oviposition decisions in the seed beetle, Callosobruchus …

WebbGenetic Correlation Studies among Different Indices for Resistance to Bruchid Infestation (Callosobruchus maculatus F.) using Stabilized Lines (F7 families) of Inter-Specific Cross between Cowpea X Rice Bean Webb1 jan. 2024 · The host preference of pulse beetle, C. maculatus to selected host grains were evaluated under ... Cowpea and green gram were most preferred hosts for C. maculatus in terms of oviposition, ... eagles inside ewuWebb15 mars 2010 · The morphological characteristics of seeds used as hosts for C. maculatusdevelopment are summarized in Table 1. Size and weight of the two Bambara groundnut cv. were higher than those of the cowpea cv., while the seed texture was smooth for both cowpea and Bambara seeds. eagles in northern illinois

"Webb31 juli 2024 · Compared with other cultivars tested, oviposition preference of C. maculatus was the lowest on Nekador. The developmental time of C. maculatus differed from … " - The oviposition preference of c. maculatus

The oviposition preference of c. maculatus

Physicochemical traits of Vicia faba L. seed cultivars affect ...

Webb1 mars 2015 · Oviposition preference, developmental time, adult emergence and adult longevity Oviposition preference, developmental rate, and emergence of C. chinensis on different leguminous seeds dried to a consistent moisture level were examined at 27.8–28.2 °C, photoperiod of 16:8 h (L:D) and 50–55% relative humidity. Webb21 maj 2016 · Under the preference-performance hypothesis, natural selection will favor females that choose oviposition sites that optimize the fitness of their offspring. Such a preference-performance relationship may entail important consequences mainly on fitness-related traits. We used the well-characterized cactus-Drosophila system to …

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Webb15 mars 2024 · A. Juss., on oviposition by cowpea seed bruchid, C. maculatus (Fab.) and on the organoleptic properties of treated cowpea [Vigna unguiculata (L.) Walp.] seeds were evaluated under ambient ... Webb15 mars 1981 · Abstract The bruchid, Callosobruchus maculatus Fabr., chemically marks its host seeds with each oviposition event. Females reared on azuki beans laid a greater percentage of their eggs on that host than did females reared on pigeon peas, when both hosts were provided as oviposition substrates.

Webbthat host species preference was induced with C. macu-latus conditioning, but not with C. chinensis condition-ing, rather than with both C. maculatus and C. chinensis conditionings. This pattern is identical to that of male mate reward learning, in which C. maculatus condition-ing induced a preference for the host species but C. chi- Webb27 juni 2024 · Free-choice test was used to evaluate the oviposition preference of C. maculatus (in five replicates) toward the seeds of faba bean cultivars in plastic containers (18.5 cm in diameter and 7 cm...

Webb1 feb. 1993 · The presence of positive genetic correlations between oviposition or feeding preference for hosts, and performance on those hosts, ... Genetic correlations were found to be positive for all characters in both populations of C. maculatus (range 0.132 to 0.542). Callosobruchus maculatus, genetic variation, ... Webb1 feb. 1993 · In this paper, I estimate the amount of genetic variation in oviposition preference and larval performance present in two California populations of a …

Webbshowed the presence of an oviposition marker in C. subinnotatus (Pic.) which enabled the female bruchids not only to distinguish between egg-laden and pristine seeds, but also …

WebbThe cowpea weevil, Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae) is a destructive pest of cowpea grains in the field and storage. Effects of two chemical fertilizers (triple superphosphat eagles in sauk city wisconsinWebbWe report on three experiments in which we tested the hypotheses that (a) female C. maculatus distribute eggs relatively uniformly when they encounter multiple seeds of the … csm holland 18th airborneWebb1 dec. 2024 · Though C. maculatus is a devastating pest of different stored legume species, and the losses due to this pest differ from crop to crop (Swella and Mushobozy, … eagles in st louis moWebb19 mars 2024 · The outcomes of this study represented that red kidney bean grains (22.54%) contained more egg-laying preference for C. maculatus as compared to other tested legumes while desi chickpea grains (14 ... eagles internationalWebbCallosobruchus maculatus can complete one generation within 3-4 weeks at 30°C and average relative humidity of 30% in the laboratory (Beck and Blumer 2014). Generation … csm hollisWebbFox, C. W. (1993). A quantitative genetic analysis of oviposition preference and larval performance on two hosts in the bruchid beetle,Callosobruchus maculatus.Evolution 47: … eagles in syracuse nyWebbThe most suitable factitious host was C. maculatus, which was the most preferred of the three species by C. grandis females and 80.2% of the larvae completed development on this species ( Rojas et al., 1998 ). eagles in port orchard