2024 Maize diversity

Maize diversity

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August undefined, 2024

WebAug 6, 2024 · Maize is the most widely planted crop in the world and an important model system for the study of gene function. The species is known for its extreme genetic diversity, which has allowed for broad adaptation throughout the tropics and intensive use in temperate regions. WebJun 7, 2024 · Maintaining maize diversity: the Marano and Sponcio ideotypes. A first selection on the Marano maize is performed in the ‘seed field’ (Figure 5A), where cross-breeding strategies are applied every year to prevent inbreeding. The criteria used in this context have contributed to defining the ‘traditional’ traits of Marano maize.

The genetic diversity of the maize microbiome - DOE Joint …

WebMaize diversity: lessons from Chiapas, Mexico 53 The diversity of maize landraces grown by a farmer or community can be seen as the outcome of efforts to face multiple challenges while fulfilling production needs and consumption preferences. These may include farming in a variety of environ-ments; coping with production risks; managing WebJan 27, 2024 · The degree of DNA sequence diversity observed in Zea mays(maize) populations exceeds that of humans, most genetic model species and many wild plants … misty buscher republican

Maize intercropping in the milpa system. Diversity, extent and ...

WebApr 12, 2024 · United Nations Core Values: Integrity, Professionalism, Respect for Diversity. Apply Now. Result of Service. 1. In general, liaison with key agrifood system stakeholders to incorporate sustainability criteria in the coffee and maize value chains, especially: 2. Identification of channels and means of dissemination of TEEBAgriFood … WebDec 26, 2007 · We compared analyses based on 89 SSRs (primarily dinucleotide repeats) to analyses based on 847 SNPs in individuals from the same 259 inbred maize lines, which had been chosen to represent the diversity available … WebDec 14, 2024 · A contemporary concern is the backflow of transgenic or commercial hybrid maize varieties to the Mexican heartland because gene flow with extant landraces can result in the loss of genetic diversity and cultural knowledge (10, 16). However, precolonial backflow of divergent maize varieties into Central and Mesoamerica during the last 9,000 … misty buscher political party

Mapping the Diversity of Maize Races in Mexico PLOS ONE

Frontiers Introgression of Maize Diversity for Drought Tolerance ...

WebJun 29, 2024 · Although TEs comprise the majority of the maize genome and affect important phenotypes, genome-wide patterns of TE polymorphisms in maize have only been studied in a handful of maize genotypes, due to the challenging nature of assessing highly repetitive sequences. WebDec 8, 2014 · In this report we will show that maize diversity is not evenly distributed throughout Mexico and propose six diversity centers. Based on the spatial analysis of racial composition we also pose 11 biogeographic regions, six of which correspond closely with the six diversity centers. misty butler facebookWebApr 14, 2024 · Accurately and rapidly counting the number of maize tassels is critical for maize breeding, management, and monitoring the growth stage of maize plants. With the advent of high-throughput phenotyping platforms and the availability of large-scale datasets, there is a pressing need to automate this task for genotype and phenotype analysis. … misty buscher for mayor

"WebJan 18, 2024 · Among other factors, maize diversity is linked with: (1) small-holder farming, (2) the production of traditional food products, (3) traditional cropping systems, (4) cultivation in marginal... " - Maize diversity

Maize diversity

WebApr 30, 2002 · To explain this high level of diversity in maize, several authors have proposed that maize landraces were the products of multiple independent domestications from their wild relative (teosinte). We present phylogenetic analyses based on 264 individual plants, each genotyped at 99 microsatellites, that challenge the multiple-origins hypothesis. WebMar 30, 2024 · Our findings indicate that, after five decades, farmers can maintain the genetic diversity of their maize landrace populations, and ex situ accessions from …

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WebSep 3, 2014 · Credit: Thinkstock. (Phys.org) —The genetic diversity of maize, or corn, is declining in Mexico, where the world's largest food crop originated, report researchers in Mexico and at the ... WebJun 26, 2024 · The maize diversity panel was grown in two replicates, one under low nitrogen condition (− N) and the other normal condition (+ N). For the + N treatment, 135 kg/ha urea (dry fertilizer) was applied; whereas for the − N treatment, no N fertilizer was added. The planting date was May/16/2024.

WebMay 20, 2016 · The high level of maize diversity in Mexico is due to its varied geography and culture. As farmers selected the best maize for their specific environments and uses, maize diverged into distinct races, according to Costich. At present there are 59 unique Mexican landraces recorded. Ancient maize farmers noticed not all plants were the same. WebApr 9, 2024 · Information on genetic diversity and population structure are very important in any breeding programme for the improvement of traits of interest and the development of outstanding products for commercialization. In the present study, we assessed the genetic diversity of 94 early-maturing white and yellow tropical maize inbred lines using single …

WebAug 7, 2009 · Maize ( Zea mays )—corn—is a staple food source in much of the world, as well as a source of cooking oil, grain alcohol, livestock feed, and biofuel. There is … WebOct 26, 2024 · For the first time, F. verticillioides strains showed a wide range of genetic diversity with varied toxigenic and pathogenic potentials and exhibited a high to moderate effect on the growth and development of the maize. Abstract In the present investigation, prevalence, genetic diversity, and mycotoxin producing potential of Fusarium species …

WebJan 15, 2024 · The role of polyploidization in maize diversification 2 makes the sorghum–maize system particularly powerful for comparative studies. Archaeobotanical studies support a single sorghum...

infosys mangalore sez addressWebNov 7, 2024 · The cis-acting eQTLs in response to heat stress are identified in genes with differential responses to heat stress between genotypes as well as genes that are only expressed under heat stress. The cis-acting variants for heat stress-responsive expression likely result from distinct promoter activities, and the differential heat responses of the ... infosys manilaWeb2 days ago · The alpha diversity also reflected the species richness and diversity of microorganisms (Huang et al., 2024; Li et al., 2024). The alpha diversity values of different treatments were shown in Table S3. The indexes of Chao1 and Ace indicated the species abundance, which increased with the cultivation time for blank samples. misty by earl garnerWebHandbook Of Maize The Maize Genome - Feb 27 2024 ... The exceptionally high level of genetic diversity within maize presents opportunities and challenges in all aspects of maize genetics, from sequencing and genotyping to linking genotypes to phenotypes. Topics covered in this timely book range from (i) genome sequencing and misty butlerWebJan 25, 2024 · The manifestations of maize were as diverse and distinctive as the peoples who grew them. An anticipated transition away from these diverse landraces explains the … misty butler robisonWebMaize exhibits extremely high levels of both phenotypic and genetic diversity. This genomic diversity was explored with both resequencing and array-based comparative genomic … misty buscher springfield ilWebDiversity Equity And Inclusion. In the Media. Press Releases. Event. About us. We are relentlessly pursuing our purpose to go beyond clean to take care of what’s precious. In … infosys map