烟茎能治水稻螟虫,在浙江诸暨、桐乡等县,早已通行,苏南各地农事试验机关,亦曾试验了好几次,其中失败了不少次。失败的原因,都是因施用时期过早或过晚。去年在吴江湾里村,作烟茎治螟适期试验,用的稻种分早稻和晚稻两种,烟茎是桐乡出产的。 Tobacco stem can cure rice stem borers, in Zhuji, Zhejiang, Tongxiang counties, has long been passed, agricultural testing agencies around southern Jiangsu, have also tested several times, of which many failed. The reason for the failure is because the period of administration is too early or too late. Last year in Wujiang Bay Village, for the tobacco stem disease borer appropriate period of testing, the use of rice varieties of early rice and late rice two, tobacco stem is produced in Tongxiang.