High-yield hybrid strains of rice
WebMay 22, 2024 · If hybrid rice were planted in half of the world's 147 million hectares of paddy fields, the additional yield alone could feed another 500 million people, Yuan once said. WebMay 20, 2024 · The two-line rice hybrid “Super 1000” (GX24S × R900) represents a major landmark achievement of breeding for super-hybrid rice in China. However, both male parent R900 and hybrid “Super 1000” have an obvious defect of high susceptibility to rice bacterial blight (BB) and blast. Thus, improving disease resistance and maintaining the original …
High-yield hybrid strains of rice
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WebFeb 12, 2024 · Rice, the staple crop for half the world’s population, is relatively costly to breed as a hybrid for a yield improvement of about 10 percent. This means that the … WebApr 12, 2024 · During the Green Revolution in the 1960s, when machinery replaced manual work and "high-yield variety" seeds were promoted, agricultural output increased dramatically, but a few hybrid rice ...
WebDec 13, 2024 · Commercial hybrid rice has increased the yield by about 2.5 million tons per year, which can feed an additional 80 million people, achieving the target at grain self …
http://www.knowledgebank.irri.org/training/fact-sheets/crop-establishment/item/hybrid-rice-fact-sheet WebIn order to produce great quantities of hybrid seeds, two kinds of parental lines are needed, a seed parent which is usually male sterile and a pollen parent. ... Both show an increase in …
WebMay 25, 2024 · Yuan Longping’s seminal work on cultivating hybrid rice varieties helped feed millions in China and around the world. AsianScientist (May. 25, 2024) – Professor Yuan Longping, hailed for cultivating the world’s first high-yield hybrid rice varieties and saving countless lives from famine, died on May 22, 2024, in Changsha, China.
WebOct 7, 2024 · So far, 117 rice hybrids (36 from public organization and 81 from private sector) were developed, suitable for different ecology and duration ranging from 115 to … chinese fan meaningWebMay 26, 2024 · Yuan compared domesticated rice to wild varieties and in the early 1970s, he developed the first hybrid rice strain ever created, which produced a 20 percent yield increase using the same amount of land. It was adopted by farmers in China, providing food security for tens of millions more people. chinese fan leaved treeWebJan 11, 2024 · Rice is a staple crop for billions of people, but it has proven difficult to bring high-yield hybrid rice strainers to farmers. UC Davis scientists have developed a method to propagate hybrid rice as cloned … grand holiday hotel nairobiWebSep 11, 2024 · Yuan began his pioneering research on hybrid rice in 1964 after a famine in China, leading to his team’s successful cultivation of the high-yield strain in 1973. The increased yield of hybrid rice helps to feed an extra 80 million people a year in China, and is currently grown in more than 60 countries around the world, providing a robust food … grand holiday fruit wreathWebRice (Oryza sativa L) is an important food grain crop of the World population.Low yield and other undesirable traits are the common problems of rice crops that cause huge yield losses every year. Therefore, yield loss and undesirable agricultural traits cause increasing problems in agricultural practices, and selection for high-yielding rice varieties with good … chinese fan nameWebHybrid rice is a type of Asian rice that has been crossbred from two very different parent varieties. As with other types of hybrids , hybrid rice typically displays heterosis or "hybrid … chinese fan palm flowerWebHonglian type cytoplasmic male sterility (CMS) is one of the three known major CMS types of rice (Oryza sativa L.) commercially used in hybrid rice seed production. Hybrid rice … grand holiday lavasa