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        "description": "The date follows Fu and Yuan’s retrospective: development in 1974, release in 1976. It is not a claim that breeding began then. Historical yield comparisons depend on varieties, location and management. Fu and Yuan author the retrospective source. Xiqin Fu is not assigned discovery credit from retrospective authorship alone; the original scientific team remains incompletely represented.",
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      "statement": "# Hybrid rice: translating breeding research into higher yields\n\nDeveloped rice hybrids with increased yield potential and a production system for hybrid seed, followed by release to farmers.\n\n## Scientific scope\n\nThe date follows Fu and Yuan’s retrospective: development in 1974, release in 1976. It is not a claim that breeding began then. Historical yield comparisons depend on varieties, location and management. Fu and Yuan author the retrospective source. Xiqin Fu is not assigned discovery credit from retrospective authorship alone; the original scientific team remains incompletely represented.\n\n## Reading status\n\nThis is a source-linked WRS catalogue note. A full explanatory guide and independent scientific reconstruction have not been completed for this entry. Read the identified original work for its complete narrative and arguments.\n\n## People and systems\n\nLongping Yuan\n\nYuan’s historical research role is supported by the IRRI account. Fu remains credited as a retrospective source author, without inferred original discovery credit.\n\n\n\n## Original sources\n\n- [Xiqin Fu and Longping Yuan: Development and dissemination of hybrid rice technology, IRRI](https://books.irri.org/LP12_content.pdf)\n- [IRRI Hybrid Rice Development Consortium: Yuan Longping](https://hrdc.irri.org/yuan-longping-1930-2021/)\n",
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    "title": "Hybrid rice: translating breeding research into higher yields",
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