Maize gwas heat tolerance

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August undefined, 2024

Web4 dec. 2024 · The bread wheat genotypes included 95 drought and heat tolerant genotypes initially acquired from the International Maize and Wheat Improvement Center … Web16 aug. 2016 · Identification of the genetic components underlying drought tolerance in maize is of great importance. Here we report a genome-wide association study (GWAS) of maize drought tolerance at the seedling stage that identified 83 genetic variants, which were resolved to 42 candidate genes.

Genome wide association study of frost tolerance in wheat

Web17 nov. 2024 · An important step in developing 'climate smart' maize varieties is to identify germplasm with good levels of tolerance to the abiotic stresses. The primary objective of this study was to identify landraces with combined high yield potential and desirable secondary traits under drought, heat and combined drought and heat stresses. Web4 mrt. 2024 · Heat tolerance is becoming increasingly important where maize is grown under spring season in India which coincide with grain filling stage of crop resulting in tassel blast, reduced pollen viability, pollination failure and barren ears that causes … market returns by year

Genetic variation in ZmVPP1 contributes to drought tolerance in maize ...

Web17 feb. 2024 · Drought tolerance. Drought tolerance (DT) is one of the most complex quantitative traits in crop plants to study, characterize, and improve. The genetics of drought tolerance in maize has been extensively undertaken over the last three decades, especially for traits such as grain yield, and secondary traits, such as anthesis-silking interval (ASI), … Web25 aug. 2024 · In this study, a panel of 285 diverse maize inbred lines genotyped with 56,000 SNPs was used to investigate the genetic basis of leaf angle across 3 consecutive years using a genome-wide association study (GWAS). The leaf angle showed broad phenotypic variation and high heritability across different years. Web22 okt. 2024 · Heat stress (>40°C) reduced plant height in 20 maize genotypes in the field ( Debnath et al., 2016 ), with the most heat-tolerant genotype (DTPYC9F119) declining … navihealth level of care

Figure 1: GWAS for drought tolerance in maize seedlings. (a)...

Genome-wide association studies of grain quality traits in maize

WebTherefore, maize husk traits as a potential approach to adapt to global warming could be considered in breeding and selecting heat-tolerant varieties. Download : Download high-res image (390KB) Download : Download full-size image; Fig. 10. A model showing the response of maize husk traits between different sensitive genotypes under heat stress. market results this weekWebfore, breeding for heat tolerance in maize is crucial for sus- ... GWAS analysis have been reported in maize for flowering time [ 22], kernel shape, 100 seed weight [ 23], kernel quality [ 24], func- market returns year by year

"Web3 dec. 2024 · In addition, Wang et al. performed GWAS analysis of 688 diverse winter wheat accessions on thousand-grain weight and stress susceptibility index in response to heat stress using 90 K array, and revealed that terminal heat stress tolerance is not improved concurrently with grain weight during wheat breeding programs during recent decades, … " - Maize gwas heat tolerance

Maize gwas heat tolerance

Web7 mei 2024 · In maize, GWAS has made a significant progress in the past decade. For example, Li et al. 14 used GWAS to dissect the genetic architecture of oil biosynthesis in … Web2 jul. 2024 · An association mapping panel, called the heat tolerant association mapping (HTAM) panel, was constituted by involving a total of 543 tropical maize inbred lines …

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Web28 mrt. 2024 · Here, we detected QTL associated with FroT by genome wide association studies (GWAS) using a diverse panel of 276 winter wheat genotypes that was phenotyped at five locations in Germany and Russia ... WebMaize production is threatened by drought stress worldwide. Identification of the genetic components underlying drought tolerance in maize is of great importance. Here we report a genome-wide...

Web1 apr. 2024 · Heat-stress tolerance in plants is a complex phenomenon involving numerous biochemical and metabolic activities such as antioxidant activity, membrane lipid … Web22 okt. 2024 · Key message A key genomic region was identified for resistance to FSR at 168 Mb on chromosome 6 in GWAS and haplotype regression analysis, which was validated by QTL mapping in two populations. Abstract Fusarium stalk rot (FSR) of maize is an economically important post-flowering stalk rot (PFSR) disease caused by Fusarium …

Web21 okt. 2016 · Root structural traits under drought stress also revealed highly significant variation among the lines for all the traits (Table B in S1 File, Figure C in S2 File ). Notably, the rooting depth (RD) ranged from 30.52 cm to 244.0 cm with the mean of 134.54 cm and the root dry weight (RDW) ranged between 0.84 g and 33.82 g with a mean of 10.63g. WebMaize seedling growth slows down considerably when the temperature falls below 10°C, and it ceases at temperatures between 6 and 8°C ( Peng et al., 2016 ). The cells and tissues of the seedling can be irreversibly damaged at lower temperatures.

Web15 aug. 2016 · Here we report a GWAS for maize drought tolerance at the seedling stage in a natural-variation population 13. On the whole-genome scale, 83 genetic variants, resolved to a total of 42 candidate ...

Web21 nov. 2016 · Husk diversity and heritability. The association population in this study consist of a global collection of 508 diverse maize inbred lines and have been successfully used to dissect the genetic basis of several complex traits, including beta-carotene [], oil content [], flowering time [] and drought tolerance [].The field trial was conducted in two … market restaurant on grady in charlottesvilleWeb24 sep. 2024 · Our results indicate that thermotolerance of maize seed-set is regulated by multiple genes each of which has minor effects, with calcium signaling playing a … navihealth login curaspan dischargeWeb29 apr. 2024 · The overall required temperature range for early maize seedling growth is 30–35°C, and the optimal temperature is around 20°C ( Khaeim et al., 2024 ), 4–6°C … market return by yearWeb4 mrt. 2024 · Background: Heat tolerance is becoming increasingly important where maize is grown under spring season in India which coincide with grain filling stage of … market revolution apush dbqWeb7 sep. 2024 · Genome-Wide Association Study (GWAS) mapping became a powerful alternative, based on linkage disequilibrium (LD) and sufficient genetic background information provided by diverse maize panels 19. market restaurant four seasonsWeb4 dec. 2024 · The bread wheat genotypes included 95 drought and heat tolerant genotypes initially acquired from the International Maize and Wheat Improvement Center (CIMMYT). These genotypes were purposefully selected for their genetic divergence and breeding history for drought tolerance. market revolution apush saqWebfore, breeding for heat tolerance in maize is crucial for sus-tainable productivity. Improved heat tolerance will increase resourceuseefficiencybyreducinglevelsofirrigationand will … market revolution apush def