Grain chalkiness

Author: qabo

August undefined, 2024

WebRice grain shape and nutritional quality traits have high economic value for commercial production of rice and largely determine the market price, besides influencing the global food demand for high-quality rice. In order to understand the genetic components of grain appearance traits in paddy, brown, and head rice, 15 traits were evaluated by using 157 … Web摘要：. This chapter reviews the component traits of grain and eating quality, such as grain shape, grain chalkiness, and contents of seed storage components; and genetic analyses related to grain quality (quantitative trait loci (QTL) detection and gene cloning) in japonica rice. It discusses new approaches and prospects for the future of ...

Fine mapping of the grain chalkiness QTL qPGWC-7 in rice ... - PubMed

WebJan 15, 2024 · Chalkiness is a major concern in rice production and its acceptance and is increased by shade stress. However, the relationship between rice chalkiness and the … WebIdentification of QTLs or genes controlling chalkiness is the prerequisite for molecular breeding in rice. Here, we conducted a genome-wide association study to identify QTLs associated with grain chalkiness including percentage of grains with chalkiness (PGWC) and degree of endosperm chalkiness (DEC) in 450 rice accessions consisting of 300 ... bird nest with flowers

Effect of Nitrogen Application Methods on Yield and Grain Quality …

WebSep 1, 2009 · The grain chalkiness of rice (Oryza sativa L.), which determines the rice quality and price, is a major concern in rice breeding. Reactive oxygen species (ROS) plays a critical role in regulating rice endosperm chalkiness. Ascorbic acid (Asc) is a major plant antioxidant, which strictly regulates the levels of ROS. ... WebJan 5, 2024 · Grain chalkiness is a key quality trait of the rice grain, whereas its underlying mechanism is still not thoroughly understood because of the complex genetic and environmental interactions. We identified a notched-belly (NB) mutant that has a notched-line on the belly of grains. WebFeb 23, 2015 · Here we show that the L-GalLDH-overexpressing transgenic rice, GO-2, which has constitutively higher leaf Asc content than wild-type (WT) plants, exhibits … damien high school baseball camp

(PDF) Genotype-dependent and heat-induced grain chalkiness in …

OsbZIP60-mediated unfolded protein response regulates grain chalkiness ...

WebOct 2, 2024 · Grain chalkiness and grain shape are two important traits of rice grain quality. Low chalkiness slender grains are preferred by most rice consumers. Here, we dissected two closely linked quantitative trait loci (QTLs) controlling grain chalkiness and grain shape on rice chromosome 8 by substitution mapping. WebDec 1, 2016 · Chalkiness is a crucial determinant of rice quality. During seed filling period, high temperature usually increases grain chalkiness, resulting in poor grain quality. Rice chalkiness was controlled… Expand 1 PDF Identification and Pleiotropic Effect Analysis of GSE5 on Rice Chalkiness and Grain Shape Liangrong Jiang, Hui Zhong, +9 authors damien high school 2019 graduationWebGrain chalkiness traits is affected by the synthesis and dynamic accumulation of the storage protein in rice N topdressing regulates the synthesis and accumulation of the protein by affecting the key enzymes, especially at 15 DAF, which is attributed to grain … damien harris college offers

"Web对54个粳稻品种进行稻米蒸煮特性与稻米品质性状的相关分析,结果表明,提高稻米碾磨品质使蒸煮特性指标(pH值除外)有下降趋势;粒形3项指标与吸水率、膨胀率关系密切,长粒型米吸水率和膨胀率高,短粒型米吸水率和膨胀率低,垩白大小分别与碘蓝值、固体溶出物呈显著负相关;直链淀粉含量分别与碘蓝 ... " - Grain chalkiness

Grain chalkiness

Deep learning based high-throughput phenotyping of chalkiness …

WebThe Vis-NIR spectral region has been proved to be the most effective in identification of novel gene candidates influencing the rice grain quality and chalkiness and chlorophyll content together with the prediction of protein content [28], [29], [30]. WebJul 2, 2024 · The chalky area of rice grains is often used to evaluate of rice grain starch quality, but the overall effect of high temperatures on grain chalkiness and overall nutrient quality has not been...

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WebSep 1, 2009 · The presence of chalky grains decreases rice's value in most of the world markets. High-temperature stress during grain ripening facilitates the formation of chalky … WebOct 16, 2024 · The study suggests a mechanism of grain chalkiness based on the coordination of the three starch biosynthesis genes in rice. Significance statement Genotype-dependent and heat-induced grain...

WebOct 26, 2024 · Grain chalkiness refers to the opaque region in endosperm and is classified into white-belly, white-core, white-back, and floury endosperm, according to its position … WebLoudoun Mill offers animal feeds: horse, cattle, sheep, goat, dog, cat as well as supplements and treats. The mill has also evolved into a successful landscaping supply business.

WebApr 1, 2024 · Grain chalkiness is one of important factors affected rice grain quality. It is known that chalkiness is affected by the high temperature during the seed filling period. … WebMar 16, 2014 · Grain chalkiness is a highly undesirable quality trait in the marketing and consumption of rice grain 1,2,3,4,5,6. However, the molecular basis of this trait is poorly …

WebApr 1, 2024 · Occurrence of chalkiness in rice is attributed to genetic and environmental factors, especially high temperature (HT). The HT induces heat stress, which in turn compromises many grain qualities, especially transparency. Chalkiness in rice is commonly studied together with other quality traits such as amylose content, gel consistency, and …

WebApr 10, 2024 · The maximum distance of the two QTLs was 4.37 Mb and the space distance of two QTL intervals was 0.72 Mb. qPGC8.1 controlled grain chalkiness and grain … bird net for balcony costWebChalkiness of rice grain is an important quality component of rice, as it has a profound influence on eating and milling qualities. We has determined the inheritance of percentage of grain with chalkiness (PGWC) using a set of chromosome segment substitution lines, made from a cross between cv. PA64s and cv. 9311. damien harris or clyde edwardsWebJun 12, 2014 · Grain chalkiness is a complex trait adversely affecting appearance and milling quality, and therefore has been one of principal targets for rice improvement. Eliminating chalkiness from rice has been a daunting task due to the complex interaction between genotype and environment and the lack of molecular markers. birdnet bird sound identificationWebSep 1, 2024 · Grain chalkiness is one of the common defects that deteriorate the grain appearance in rice due to its negative effects on palatability and milling yield. Whether … bird net for catching birdsWebMay 31, 2016 · Since the grain chalkiness is caused by anomaly in starch accumulation in the rice grains (Ishimaru et al., 2009; Lo et al., 2016), the greater decline of the flag leaf photosynthesis in hybrid... damien high school football freshmanWebJan 22, 2024 · The chalkiness heatmap can be further used to calculate a chalkiness score, which quantifies the degree of chalkiness in each individual grain, and to estimate the chalkiness area for each grain. An overview of the approach is shown in Fig. 1. Details for the components of the model are provided below. damien harris or devin singletaryWebSep 1, 2009 · The grain chalkiness of rice (Oryza sativa L.), which determines the rice quality and price, is a major concern in rice breeding. Reactive oxygen species (ROS) … bird nest with mud and grass