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Stigma exsertion rate

WebDissection of closely linked QTLs controlling stigma exsertion rate in rice by substitution mapping doi: 10.1007/s00122-021-03771-9. Authors Quanya Tan 1 , Chengshu Wang 1 , Xin Luan 1 , Lingjie Zheng 1 , Yuerong Ni 1 , Weifeng Yang 1 , Zifeng Yang 1 , Haitao Zhu 1 , Ruizhen Zeng 1 , Guifu Liu 1 , Shaokui Wang 2 , Guiquan Zhang 3 Affiliations WebJul 1, 2024 · The phenotypic variance explained by each QTL for the stigma exsertion rate ranged from 12.26 to 25.44%. For the SSE rate, three QTLs, qSSE5, qSSE10 and qSSE11, …

Dissection of closely linked QTLs controlling stigma exsertion rate …

WebStigma definition, a mark of disgrace or infamy; a stain or reproach, as on one's reputation. See more. WebNov 23, 2024 · Stigma exsertion, a plant trait in which stigmas emerge from flower buds before anthesis and can accept pollen without the risk of self-pollination, since the flowers’ own stamens are still contained in the buds (Takano-Kai et al. 2011 ), is critical for improving the efficiency of hybrid seed production. calgary flames community arena https://lezakportraits.com

Stigma Definition & Meaning Dictionary.com

Webhigh stigma exsertion rate parent II-32B improved both single stigma exsertion and total stigma exsertion rates, explaining 8.12% and 8.15% phenotypic variation, respectively(Yue et al. 2009). In the present study, we performed fine-linkage map-ping of qSER-7 by using a BC 4F 2 segregation population derived from Huhan 1B and II-32B. Ultimately ... WebJun 1, 2015 · About 6% of the lines (97 out of 1,770) were selected from the 2014 floral screening and tested for repeatability in 2015. The 97 lines iii were grown in two replicates, and out of 97 lines, 17 (18%) were selected for hybrid wheat crossing. Heterosis in TAM F 2 populations College Station F 2 (CF 2) and Amarillo F 2 (AF 2 WebSep 14, 2014 · They reported that stigma exsertion rate is a dominant trait and is controlled by one dominant gene. Taillebois and Guimaraes ( 1988) reported transferring the long stigmas of the wild species O. longistaminata to O. sativa (japonica and indica types) by successive backcrosses and pedigree selection and recurrent selection. calgary flames echl affiliate

Reconstruction of the High Stigma Exsertion Rate Trait in …

Category:Fine Mapping of QTLs for Stigma Exsertion Rate from

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Stigma exsertion rate

Frontiers Reconstruction of the High Stigma Exsertion Rate Trait …

WebJul 9, 2024 · Stigma exsertion rate (SER) is a key determinant of outcrossing in hybrid rice seed production. A quantitative trait locus (QTL) for stigma exsertion rate in rice, qSER-7, has previously been detected on chromosome 7 by using a F 2 population derived from two indica cytoplasmic male sterility (CMS) maintainers, Huhan 1B and II-32B. Results WebJun 7, 2024 · Stigma exsertion rate (SER) of 1- to 6-QTL lines. (A) Plant types in the 2QL-2, 4QL-2, and 6QL-2 lines and HJX74. Scale bar, 15 cm. (B) The phenotypes of stigma …

Stigma exsertion rate

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WebJun 9, 2024 · Stigma exsertion rate (SER) is a key determinant for the outcrossing ability of male sterility lines (MSLs) in hybrid rice seed production. In the process of … WebJul 18, 2024 · The NIL ( qSE4DaS )-1 had increased exsertion rates of 22.14, 32.35, and 54.49% for single stigma exsertion rate (SSE), dual stigma exsertion rate (DSE), and total …

WebThe stigma exposure rate is the number of stigma-exposed glumes/the number of all glumes in a single inflorescence x 100%. Each experiment was repeated 5 times. Significant difference... Web1 day ago · While stigma is not limited to mental conditions, attitudes towards psychiatric illnesses tend to be more negative than that toward medical conditions. Research has …

WebJul 9, 2024 · The stigma exsertion rate of the recurrent parent Huhan 1B was 27.93% (single stigma exsertion rate, SSE), 9.08% (dual stigma exsertion rate, DSE), and 37.01% (total … Weblower stigma exsertion rate compared to wild rice (Virmani Sant, 1994). Stigma exsertion percentage of At307 was not significantly higher from other varieties (Table 1). Al-though At306 and Bg304 have showed higher stigma exsertion percentage, they were not re-ported out-crossing problem. condition.

WebSep 21, 2024 · In hybrid rice seed production, cytoplasmic male-sterile rice lines with a high percentage of stigma exsertion are preferred to increase seed production by increasing the outcrossing rate due to the superiority of pollen receptivity …

WebDec 12, 2024 · A total of 15 QTLs were identified for total stigma exsertion rate (TSE) which includes single and dual stigma exsertion distributed on chrm 2, 3, 4, 5, 6, 8, 11 and 12 through QTL mapping.... calgary flames coach firedWebJan 25, 2024 · Stigma exsertion rate (SER) is an important trait affecting the outcrossing ability of male sterility lines in hybrid rice. This complex trait was controlled by multiple … calgary flames entertainment groupWebL. pimpinellifolium represents the secondary category and varies greatly among accessions with respect to stigma exsertion and outcrossing rate (R ick et al. 1977). ... Stigma exsertion is a composite trait—the interplay between the length of the styles and anthers in a flower. Hence, variation in either stamen length or style length (or both ... coaching wbecsWebSep 16, 2024 · Especially, seed setting rate is highly influenced by stigma exsertion in male sterile plants (Parmar et al. 1980; Hoff and De La Torre 1981) and long stigma is regarded as the major factor for high stigma exsertion (Parmar et al. 1980). calgary flames edmonton oilersWebJan 22, 2024 · The stigma effect addresses these unintended consequences. Consider three examples from history. In the 1960s, progressives sought to address racism by promoting … calgary flames employment opportunitiesWebJan 31, 2024 · Stigma exsertion rate (SER) is an index of outcrossing ability in rice and is a key trait of male sterile lines (MSLs) in hybrid rice. In this study, it was found that the maintainer lines carrying gs3 and gs3 / gw8 showed higher SER. coaching webinarsWebAug 24, 2024 · Tan et al. reconstructed the high-SER (stigma exsertion rate) trait based upon 18 quantitative trait loci (QTLs) for SER from O. sativa, O. glaberrima, and O. glumaepatula using single-segment substitution lines (SSSLs) in the genetic background of Huajingxian 74 (HJX74). A total of 29 pyramiding lines with 2-6 QTLs were developed … coaching webmarketing