1979年秋播季节,南通地区雨水偏少,比较干旱,影响了三麦(即大麦、元麦、小麦)二豆(即蚕豆、碗豆)的及时出苗,启东县对已播种的47万亩蚕豆当即采取了喷灌催苗的措施,试喷了41.4万亩,占全县秋播蚕豆总面积的88％。检测资料表明,喷后的蚕豆出苗可提前7～10天,出苗齐,缺株率少,生长快。在1980年夏收时,县农业局在株 Autumn 1979 season, Nantong less rainfall, more drought, affecting three wheat (ie barley, wheat, wheat) two beans (ie, beans, peas) in time for the emergence of Qidong County has been sown 47 acres of broad beans Immediately took sprinkler reminder measures, test spray 41.4 million mu, accounting for 88% of the total area of ​​the county broadcasted autumn beans. Test data show that the germination of sprayed beans can be 7 to 10 days in advance, the emergence of Qi, lack of plant-less rapid growth. At the time of summer harvest in 1980, County Bureau of Agriculture was in strain