Cowpea seed beetles
WebMay 30, 2024 · As Marlowe Hood at Agence France Presse reports, males cowpea seed beetles have evolved elaborate and imposing spiked penises that pierce their partners' reproductive tracts while they mate. A team of researchers set out to figure out why. “The extraordinary genitalia and reproductive traits of males of this insect have spurred our … WebThe meaning of COWPEA is a sprawling herb (Vigna unguiculata synonym V. sinensis) of the legume family related to the bean and widely cultivated in the southern U.S. for …
Cowpea seed beetles
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WebMar 1, 2015 · Cowpea, mung bean and azuki bean seeds stood out better than the soybean and kidney bean seeds probably because of the toxicity issues with the latter two seeds. Cowpea with larger surface area and curvature might have had significance over the much smaller mung bean and azuki bean seeds. Acknowledgment WebJan 1, 2010 · The larvae of the bruchid beetle penetrate the seeds and their entire development occurs inside. At the time of harvest, approximately 0.5% of cowpea seeds contain larvae and nymphs that will continue their development in granaries, thereby causing very significant post-harvest crop losses (Huignard et al. 1985).
WebThe experiment was conducted from 2013-2014 at Genetics and Molecular Biology Laboratory, Department of Zoology, University of Rajshahi in Bangladesh to evaluate the effects of carbofuran (granular) against pulse beetle Callosbruchus maculatus (F.). WebThe cowpea weevil, Callosobruchus maculatus (Coleoptera: Bruchidae), is an important pest of legume (Fabaceae) seeds both in the field and in storage. The infestation of the …
WebMar 5, 2013 · Dry grain legume seeds possessing αAI-1, an α-amylase inhibitor from common bean (Phaseolus vulgaris), under the control of a cotyledon-specific promoter have been shown to be highly resistant to several important bruchid pest species.One transgenic chickpea and four cowpea lines expressing αAI-1, their respective controls, as well as … WebTo establish large and small seed treatments,cowpea seeds were weighed on a microbalance and separated into large and small size classes (large seeds,mean7standard deviation 0.2670.02g; small seeds 0.1570.02g). Following mating,females were confined with either three large seeds or three small seeds (n ¼ 50 per treatment) and allowed to …
WebPod sucking bugs ( Clavigralla tomentosicollis, Riptortus dentipes and Nezara viridula) attack pods and affect immature seeds. These infested seeds are reduced in size and malformed. Callosobruchus maculatus (Fabricius), also known as cowpea beetle, cowpea weevil or bruchid, is the most important pest of cowpea ( Deshpande et al., 2011 ).
WebAnthocyanin is a bioactive compound that also found in cowpea. It found only in a specific phenotypes, usually in the black pigmented seed (1.7–3.9 mg/g) and concentrated mostly in the seed coat, showed as more than fivefold relative to the entire seed [50,54,55].Seed coat also contained approximately 10 times more flavonoid compared to whole seeds [56]. f1 anti lock braking systemWebseeds. In cowpea (i.e. the largest host), 76% of Asian-infested seeds germinated, whereas the germination rate of African-infested cowpeas (92%) was similar to that of uninfested seeds. 5 Effects of beetle origin persisted after germination. Seedlings derived from Asian-infested seeds had greater cotyledon damage 7 days after germination, and ... does drinking red wine affect your kidneysWebSep 23, 2024 · Abstract. Cowpea, Vigna unguiculata (L.) Walp., serves as a major source of dietary protein in many tropical and subtropical regions around the world. To identify loci … f1 app firestickdoes drinking red wine help lower cholesterolWebApr 11, 2024 · Stored products of agricultural and animal origin are attacked by more than 600 species of beetle, 70 species of moths and about 355 species of mites, causing qualitative and quantitative losses. [20]. Cowpea weevil (Callosobruchus maculatus) is known to cause damage to cowpea seeds (Musa, 2013). does drinking plain tea count as waterWebGrowing Cowpeas is easy. Grow cowpeas in full sun. They prefer rich, well-draining soil. And, add compost before planting. Plant outdoors after the last frost date, and when the … f1a plansWebMay 13, 2024 · The most destructive post-harvest pest of cowpea is the seed beetle Callosobruchus maculatus (F.) (Tarver et al. 2007, Deshpande et al. 2011). Beetle … f1 app for apple tv