1974年,本省有些地区和单位的连作晚稻发生严重的迟穗和翘稻头现象,使晚稻生产遭致不同程度的损失,严重的甚至颗粒无收。据调查,这种现象主要发生于中糯京引15以及部分中粳东方红1号、早熟晚粳金垦19等品种,晚粳、中籼和迟熟早籼作连作晚稻则发生较少。近年来,各地都十分重视晚稻品种的合理布局,注意京引15品种的适期播种移栽, In 1974, serious tarsiphos and tilting of rice heads in late-continuous rice in some areas and units in the province led to different degrees of loss in late-rice production, serious or even crop failure. According to the survey, this phenomenon mainly occurred in Zhongnuoyinjing 15 and some middle japonica Dongfanghong 1 and early maturing late Japonica Jinken 19, but late indica, late indica and late maturity early indica were less common. In recent years, all localities attach great importance to the rational distribution of late rice varieties, pay attention to Beijing Cited 15 varieties of sowing transplanting,