Grain-filling problem in super rice

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WebJul 21, 2024 · The results showed that shading after heading significantly decreased the spikelet-filling rate and grain weight, as well as the dry weight of grains panicle –1, 30 d after shading; these traits were closely related to the grain yield of rice. Hence, the grain yield decreased by 13.72–22.54% and 6.86–14.35% at Hanyuan and Wenjiang ... WebDec 18, 2024 · Poor grain filling of inferior spikelets is becoming a severe problem in some super rice with large panicles. Moderate soil drying (MD) after pollination has been proven to be a practical...

Synergistic interaction between ABA and IAA due to moderate

WebDec 18, 2024 · SUMMARY. Poor grain filling of inferior spikelets is becoming a severe problem in some super rice varieties with large panicles. Moderate soil drying (MD) … small fish that swim with sharks

Grain-filling problem in ‘super’ rice - Oxford Academic

WebSep 10, 2015 · Rice grain filling is a highly complicated process, and the accumulation of starch and storage proteins is regulated starting at the mRNA level . The RNA-Seq technique provided a powerful tool on … WebConventional thinking to explain the poor grain-filling is the consequence of carbon limitation. Recent studies, however, have shown that carbohydrate supply should not be … WebAbstract Poor grain filling of inferior spikelets is becoming a severe problem in some super rice varieties with large panicles. Moderate soil drying (MD) after pollination has been proven to be a practical strategy to promote grain filling. However, the molecular mechanisms underlying this phenomenon remain largely unexplored. small fish that look like sharks

Synergistic interaction between ABA and IAA due to moderate soil …

Grain-filling problem in

WebAug 1, 2024 · The grain filling of inferior spikelets is much less complete than that of superior spikelets in rice cultivars with large panicles and numerous spikelets and is promoted by moderate soil drying (MD) post-anthesis. A growing body of evidence has shown that microRNAs function in regulating grain development. WebMay 22, 2024 · Indeed, the application of exogenous IAA significantly improved grain filling under excessive nitrogen conditions (Figs. 6 and 8), while defects in OsYUC11, a key gene for IAA biosynthesis in... small fish to cut outWebDec 1, 2024 · IG suffered from more ethylene, excessive nitrogen source but less heat shock, resulting in the more protein in IG. Abstract Protein content in the inferior grains (IG) has a great impact on eating quality of indica-japonica rice hybrids. songs cut and merge

"WebMar 26, 2024 · Yang and Zhang (2009) argued that because of poor grain filling of later-flowering inferior spikelets (compared with the earlier-flowering superior spikelets), super hybrid rice fails to achieve its high yield potential. In our study, mean seed-set percentage in 2016 was 13.0% lower than that in 2015 at higher N levels but only 9.6% lower at ... " - Grain-filling problem in super rice

Grain-filling problem in super rice

WebApr 26, 2024 · Intriguingly, we have found that the sum of grain filling rates around 15 and 38 days after flowering largely determines grain yield, and have further developed a novel in situ approach quantifying grain filling rates and grain yield precisely with the measurements of ear respiratory rates (r>0.93). http://www.ricescience.org/article/2024/1672-6308-28-4-317.html

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WebOct 27, 2024 · To investigate the differential responses of super rice grain filling to low filling stage temperature (LT) and the regulative effect of nitrogen panicle fertilizer (NPF), physiological and molecular experiments were conducted with two super rice varieties (Nanjing 7th: N7 and Nanjing 9108th: N9108) on two different filling stage temperature … WebNov 2, 2005 · These results indicate that increased grain filling rate is mainly attributable to enhanced sink activity through regulation of key enzymes involved in sucrose-to-starch …

WebNational Center for Biotechnology Information WebJan 1, 2010 · Conventional thinking to explain the poor grain-filling is the consequence of carbon limitation. Recent studies, however, have shown that carbohydrate supply should …

WebOct 6, 2024 · Results showed that APL2-2, and SUT1-2 in part, derived from Milyang 23 showing relatively good grain filling, significantly improved … WebJan 1, 2010 · Conventional thinking to explain the poor grain-filling is the consequence of carbon limitation. Recent studies, however, have shown that carbohydrate supply should …

WebJun 28, 2010 · Cytokinins may reflect soil water status and regulate rice ( Oryza sativa L.) grain filling. This study investigated the changes in cytokinin levels in rice plants and …

WebJun 28, 2010 · Several studies have shown that variations in grain filling between the superior and inferior spikelets are mediated by plant hormones ( Yang et al., 2003 a, 2006) and cytokinin levels in rice spikelets are significantly correlated with seed development ( Yang et al., 2002 a; Zhang et al., 2009 a ). songs cut onlineWebIn conclusion, RGB1 regulated rice panicle architecture and grain filling through monitoring CK level in the inflorescence meristem and grain ABA level during filling stage. Rice yield is, to a large extent, determined by the number of spikelets borne on the panicles per unit area and the grain weight (Li et al, 2024). The number and the ... songs dave matthews band has coveredWebFeb 4, 2024 · NEVs such as green super rice were mostly multiple spike types as small-panicle rice was more suitable for mechanical and simplified cultivation . Thus, for NEVs, … songs cutter softwareWebJun 1, 2012 · There are reports that an increased grain-filling rate was closely associated with an elevated ABA level in the roots and grains of rice and wheat when subjected to a moderate soil drying during grain filling (Yang et al. 2001, 2003, 2004a, b; … small fish that live in reefsWebMay 22, 2024 · Grain-filling problem in ‘super’ rice. Crossref GoogleScholar Google Scholar 19959608 PubMed You CC, Zhu HL, Xu BB, Huang W, Wang S, Ding Y, Liu Z, Li G, Chen L, Ding CQ, Tang S (2016 ) Effect of removing superior spikelets on grain filling of inferior spikelets in rice. small fish that look like swordfishWebDec 17, 2013 · These findings suggest that grain sterility or poor grain filling in rice is the result of poor translocation and partitioning of assimilates into grains (sink) rather than of limited biomass production or source limitation. ... J. Yang and J. Zhang, “Grain-filling problem in ‘super’ rice,” Journal of Experimental Botany, vol. 61, no. 1 ... songs david foster wroteWebConventional thinking to explain the poor grain-filling is the consequence of carbon limitation. Recent studies, however, have shown that carbohydrate supply should not be … small fish that live in rock pools