Grain-filling problem in super rice
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 …
Grain-filling problem in super rice
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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, … WebMay 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 ...
WebMay 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. WebModern rice (Oryza sativa L.) cultivars, especially the newly bred 'super' rice, have numerous spikelets on a panicle with a large yield capacity. However, these cultivars …
WebMay 30, 2024 · Rice quality is directly determined by grain filling of rice spikelets, which is largely regulated by changing environments, like temperature, light and water. Adverse reproductive stage environments remarkably decrease rice quality by affecting starch biosynthesis process. WebNov 11, 2024 · Poor grain filling by hybrid japonica rice (Oryza sativa) is a major agricultural problem. It has previously been reported that the rice accession Ludao, a wild-type japonica rice grown naturally in the …
WebOct 6, 2024 · Results showed that APL2-2, and SUT1-2 in part, derived from Milyang 23 showing relatively good grain filling, significantly improved …
WebNational Center for Biotechnology Information ipod mini charging lightStarch 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 orbit 2 hose timer how to scheduleWebMar 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 ... ipod mini chargerhttp://www.ricescience.org/article/2024/1672-6308-28-4-317.html orbit 2 station timerWebApr 5, 2024 · Grain-filling, as the final growth stage of rice, is sensitive to environmental temperature change. Previous studies mainly concerned about the effects of high … ipod mini hard caseWebJun 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; … orbit 2 station sprinkler timer instructionsWebDec 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) … orbit 2-way restricted-flow water shut-off