粮食对于拥有十亿人口的我国来说,是不能掉以轻心的。我国的粮食产量必须保持持续约定增长,否则就难以应付逐年耕地减少和人口增加的局面。水稻占我国粮食总产的45%。1985年杂交稻只占水稻播种面积,的26.4%,但产量则占水稻总产的32. 7%。因此,从发展战略的观点看,抓粮食的首要 Food can not be taken lightly for our country, which has one billion people. The output of grain in our country must maintain a sustained agreement on growth, otherwise it will be hard to cope with the situation of the decrease of cultivated land and the increase of population every year. Rice accounts for 45% of China’s total grain output. 7%. Hybrid rice in 1985 accounted for only 26.4% of the sown area of ​​rice, but the output accounted for 32.7% of total rice production. Therefore, from a development strategy point of view, we must focus on food