Chromosome no of cowpea
WebMay 1, 2016 · The integration of cowpea genetic and physical chromosome maps reveals potential regions of suppressed recombination due to condensed heterochromatin and a lack of pairing in a few … WebJun 6, 2024 · Cowpea (Vigna unguiculata (L.). Walp) is an important leguminous vegetable crop mainly grown both in kharif and spring summer season crop in most parts of India. It is a self pollinated crop with a chromosome no. 2n=2x= 22. Cowpea belongs to the family Leguminaseae genus vigna, subfamily
Chromosome no of cowpea
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Websuppression (Clark, 2007). Although cowpea is known to be a quick-growing weed-fighter, it is less successful at suppressing perennial grasses, so cultivation of rows may be required for weed control when it is grown for dry seed. Because cowpea can grow on nutrient poor soils and fix its own nitrogen, no nitrogen fertilizer is required. WebComparative genomics between cowpea and two other crop legumes. (A) Macrosyntenic dot plot of the cowpea and soybean chromosomes. (B) Macrosyntenic dot plot of the cowpea and common bean chromosomes. Each red or blue dot represents a syntenic region (comprising at least five genes) between the two respective genomes.
WebA linkage map for cultivated cowpea has been constructed that spans 916 cM over 12 linkage groups and includes 133 RAPDs, 19 RFLPs, 25 AFLPs, and 3 morphological … WebJun 12, 2012 · Although cowpea is not one of the highest production crops worldwide, nearly 90% of cowpea is produced in West Africa, which is estimated at 4,447,358 tons ( http://faostat.fao.org ).
WebApr 11, 2024 · One to three B chromosomes were found in 11 accessions, and were recognized for the first time in A. alamutense, A. elburzense and A. iranshahrii. Our data showed no correlation between the occurrence of B chromosomes and the chiasma frequency, and also no noticeable effect of habitat factors on meiotic chromosome … WebJun 15, 2024 · Background The legume cowpea (Vigna unguiculata L.) is extensively grown in sub-Saharan Africa. Cowpea, like many legumes has proved recalcitrant to plant transformation. A rapid transient leaf assay was developed for testing gene expression and editing constructs prior to stable cowpea transformation, to accelerate cowpea and …
WebJun 28, 2024 · Whereas, half of the gametes do not contain any chromosomes and produce embryos with doubled chromosome numbers . Colchicine not only helps in the …
WebJan 12, 2016 · Cowpea (Vigna unguiculata (L.) Walp) is an important legume, particularly in developing countries. However, little is known about its genome or chromosome structure. We used molecular cytogenetics to characterize the structure of pachytene chromosomes to advance our knowledge of chromosome and genome organization of cowpea. Our … ldsbc libraryWeband other cowpea production regions encounter climate variability (Kotir, 2011; Serdeczny et al., 2016), breeding for more climate-resilient varieties remains a priority. Cowpea is a … ldsbc learning patternWebChromosomes. Each species has its own characteristic number of chromosomes. Humans, for instance, have 46 chromosomes in a typical body cell (somatic cell), while dogs have 78 ^1 1. Like many species of animals and plants, humans are diploid ( 2n ), meaning that most of their chromosomes come in matched sets known as homologous … ldsbc mailWebThe genome sequence facilitated the identification of a putative syntelog for multiple organ gigantism in legumes. A revised numbering system has been adopted for cowpea chromosomes based on synteny with common bean (Phaseolus vulgaris). An estimate of nuclear genome size of 640.6 Mbp based on cytometry is presented. ldsbc testing centerldsbc wifiWebDec 15, 2024 · Cowpea ( Vigna unguiculata (L.) Walp) belongs to the genus Vigna, comprising more than 200 species. Cowpea is diploid (2 n = 2x = 22) with a genome size … ldsbc loan processorWebFeb 1, 2012 · Four microsatellite markers, AG1/AF48383 (AGB1), VM31, VM1 and VM3, were mapped on the same chromosome covered 88.6 cM. Since no microsatellite … lds beehive bookstore