近年来,正当世界水稻产量处于徘徊的情况下,以袁隆平为首的我国一批科学家,敢于向传统理论挑战,敢于面对艰难险阻,终于用汗水和智慧浇灌出“绿色王国中的瑰宝”——杂交水稻。据统计,1975年至1982年,全国累计种植这种水稻四亿多亩,增产粮食四百多亿斤。这个重大突破,同时受 In recent years, just as the world’s rice production has been rampant, a group of scientists headed by Yuan Longping have dared to challenge traditional theories and dared to face difficulties and obstacles, and finally poured out “the gem of the green kingdom” with sweat and wisdom. Hybrid rice. According to statistics, from 1975 to 1982, the country accumulatively planted more than 400 million mu of rice and increased grain production by more than 40 billion kilograms. This major breakthrough is accompanied by