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Identification and validation of quantitative trait loci for fertile spikelet number per spike and grain number per fertile spikelet in bread wheat (Triticum aestivum L.)
Key messageA major and stable QTL for fertile spikelet number per spike and grain number per fertile spikelet identified in a 4.96-Mb interval on...
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Chromosomal map** of a major genetic locus from Agropyron cristatum chromosome 6P that influences grain number and spikelet number in wheat
Key messageA novel locus on Agropyron cristatum chromosome 6P that increases grain number and spikelet number was identified in wheat– A. cristatum ...
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Dissection and validation of a promising QTL controlling spikelet number on 5B in bread wheat
Key messageFive environmentally stable QTLs for spikelet number per spike and days to heading were identified using a high-genetic map containing...
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Wheat bZIPC1 interacts with FT2 and contributes to the regulation of spikelet number per spike
Key messageThe wheat transcription factor bZIPC1 interacts with FT2 and affects spikelet and grain number per spike. We identified a natural allele...
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Quantitative trait loci map** for heading date and spikelet number in wheat (Triticum aestivum L.)based on two recombinant inbred line populations
Heading date (HD) and total spikelet number per spike (SNS) play important roles in the yield improvement of wheat. HD often influences the formation...
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Delays in heading and improvements in both spikelet number and spike length are associated with the Aegilops tausschii photoperiod-sensitive ppd-D1b allele
The spikelet number per spike (SNS) and spike length (SL) are key traits of interest for improving grain yields. Photoperiod-1 ( Ppd-1 ) is a key...
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Identification and validation of a QTL for spikelet number on chromosome arm 6BL of common wheat (Triticum aestivum L.)
To provide food security for a growing world population, it will be necessary to increase yields of staple crops such as wheat ( Triticum aestivum ...
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Identification of a major stable QTL for spikelet number in wheat (Triticum aestivum L.) and its genetic effects analysis on yield-related traits
As one of the important spike components, spikelet number is closely related to wheat yield. In the present study, a major stable QTL for spikelet...
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Genetic progress in grain yield and associated changes in spikelet and grain traits in historical set of Pannonian wheat cultivars
Changes in yield components and spike traits are associated with wheat grain yield genetic progress. The aim of this study was to determine variation...
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Quantification of rice spikelet rot disease severity at organ scale with proximal imaging spectroscopy
Spikelet diseases pose severe threats to crop production and crop protection requires timely evaluation of disease severity (DS). However, most...
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Identification of genomic regions controlling spikelet degeneration under FRIZZLE PANICLE (FZP) defect genetic background in rice
The FZP gene plays a critical role in the formation of lateral branches and spikelets in rice panicle architecture. This study investigates the qSBN7 ...
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Hormonal Regulation of Spikelet Development
Many of the identified panicle development genes of the rice plants are homologous to known hormone genes. The class of plant hormones includes both...
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Relevance of acquired tolerance traits and root length in determining spikelet fertility and yield in rice
Drought tolerance, from an agronomic viewpoint, has always been associated with the maintenance of yield under water-limited conditions. Whereas, for...
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Mutation of the wheat homeobox gene Grain Number Increase 1 increases grain number and grain yield but decreases grain protein content
Inflorescence structure affects final grain yield (GY) in wheat ( Triticum aestivum L.). Recent breeding efforts have focused on improving grain...
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Cold-upregulated glycosyltransferase gene 1 (OsCUGT1) plays important roles in rice height and spikelet fertility
Glycosyltransferases (GTs) regulate many physiological processes and stress responses in plants. However, little is known about the function of GT in...
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Seed Viability, Spikelet Dispersal, Seed Banks and Seed Storage Requirements for Native and Invasive Cordgrasses (Genus Spartina) in Southwest Iberian Peninsula
Seed banks play an important role in determining the spatial and temporal distribution of halophytes in salt marshes. We tested the ability of native S...
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Positional cloning identified HvTUBULIN8 as the candidate gene for round lateral spikelet (RLS) in barley (Hordeum vulgare L.)
Key messageMap-based cloning, subcellular localization, virus-induced-gene-silencing and transcriptomic analysis reveal HvTUB8 as a candidate gene...
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The barley mutant multiflorus2.b reveals quantitative genetic variation for new spikelet architecture
Key messageSpikelet indeterminacy and supernumerary spikelet phenotypes in barley multiflorus2.b mutant show polygenic inheritance. Genetic analysis...
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Elevated CO2 Could Reduce Spikelet Fertility and Grain Appearance Quality of Rice(Oryza sativa L.) Grown under High-temperature Conditions
Two Japanese rice cultivars with different heat-tolerance, Hinohikari (sensitive) and Nikomaru (tolerant), were grown in pots inside open-top...
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Unraveling the genetic basis of grain number-related traits in a wheat-Agropyron cristatum introgressed line through high-resolution linkage map**
BackgroundGrain number per spike (GNS) is a pivotal determinant of grain yield in wheat. Pubing 3228 (PB3228), a wheat- Agropyron cristatum ...
