Grain-filling problem in super rice
WebApr 12, 2024 · Find support for a specific problem in the support section of our website. Get Support ... better grain filling, and usually heavier grains than with conventional rice ... Yang, J.; Zhang, J. Morphological and physiological traits of roots and their relationships with shoot growth in ‘super’ rice. Field Crops Res. 2009, 113, 31–40 ... WebNational Center for Biotechnology Information
Grain-filling problem in super rice
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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 … 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 …
WebFeb 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, … Starch in rice grains contributes 80–90% of the final dry weight of an unpolished grain (Yoshida, 1972; Duan and Sun, 2005). Grain-filling is actually a process of starch accumulation and it has been reported that there are 33 major enzymes involved in the metabolism of carbohydrates in developing rice endosperm … See more Rice (Oryza sativa L.) is one of the most important food crops in the world. Providing 35–60% of the dietary calories, rice is consumed by … See more Grain-filling in cereals depends on carbon from two sources: current assimilates and assimilates redistributed from reserve pools in vegetative tissues either pre- or post-anthesis (Kobata et al., 1992; Schnyder, 1993; … See more The slow grain-filling rate and low grain weight of inferior spikelets have often been attributed to a limitation in carbohydrate supply (Sikder and Gupta, 1976; Murty and Murty, 1982; Zhu … See more Poor grain-filling of the later-flowering inferior spikelets of modern rice cultivars with numerous spikelets per panicle, especially for ‘super’ rice, is a serious problem and … See more
WebNov 1, 2016 · The process of grain filling was accompanied by leaf senescence under different N rates as illustrated in Fig. 2. Dry matter in leaf increased slightly at early grain filling stage, and then decreased slowly … 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...
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 …
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 ... ttsg canadaWebMay 1, 2024 · Super rice breeding in Japan aimed to increase the yield potential of rice by 50%, while NPT breeding at IRRI aimed to develop varieties with a yield potential of 15 t ha−1 (Khush 1995). By contrast, the objectives of China’s Super Rice Breeding Program were the following (Cheng et al. 1998): (1) Develop super rice varieties with a ... ttsg employment agency bruneiWebJan 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 … tts from text to speechWebAug 26, 2024 · We also compared these features of this line with an earlier super rice cultivar, LYP9 (Zou 2003) and Yongyou12# ... Growth analysis in the process of grain filling in rice. Acta Agron Sin 14:182–193. Google Scholar Zou J (2003) Breeding of two-line hybrid rice variety'Liangyoupeijiu'and preliminary studies on its cultivation characters. Sci ... tts gas turbine controlsWebDec 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 ... phoenix suns steve nash teamWebOct 6, 2024 · Results showed that APL2-2, and SUT1-2 in part, derived from Milyang 23 showing relatively good grain filling, significantly improved … phoenix suns schedule 2016 home gamesWebOct 6, 2024 · The fi rst strategy is the improvement of the poor grain fi lling in the increased inferior spikelets. This may be realized by utilizing suggested alleles for good grain fi lling at APS2, APL2... tts for twitch stream