一、问题的提出珠江三角洲的商品粮占全省50%左右,其中沙田地区又是粮食商品率最高的地区,占总商品粮30%左右.因此,把三角洲地区的农业搞上去,尤其是把沙田地区的粮食生产搞上去对我省国民经济全面跃进具有重大的意义.但目前水稻单产水平较低,年产量长期在1000斤左右徘徊,不能适应国民经济发展的需要. First, the issue raised The Pearl River Delta’s food accounted for about 50% of the province, of which Shatin is the highest rate of food commodities in the region, accounting for about 30% of total grain merchandise .Therefore, the Delta region to engage in agriculture, especially the Shatin area Of grain production in our country is of great significance to the overall leap forward of our national economy.But the current low level of rice yield, long-term output hovering around 1000 pounds, can not meet the needs of national economic development.