Yuan Long ping was known as the father of hybrid rice, and hiswas always to enable the Chinese people to fill their own

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1. (2021九上·麒麟月考) Yuan Long ping was known as the father of hybrid rice, and hiswas always to enable the Chinese people to fill their own bowls with rice. （终身梦想）

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1. (2021九上·麒麟月考) Yuan Long ping was known as the father of hybrid rice, and hiswas always to enable the Chinese people to fill their own bowls with rice. （终身梦想）