2014年，瑞安市连作晚稻攻关田产量达779.3 kg/667 m2，打破了浙江省农业吉尼斯连作晚稻单产最高纪录。文章分析了该攻关田种植品种甬优12的生育特性、生育期间天气状况以及种植方式，讨论了获得高产的原因和有待改进的栽培技术。

In 2014, the yield of a test field with continuous cropping late rice reached 779.3 kg/667 m2, which breaks the agriculture guinness record of Zhejiang Province. The main factors on planting Yongyou 12 in this field such as the growth characteristics, the weather conditions during the growth period and the cultivation method was analyzed, the reasons of high yield and the improvement of cultivation techniques was discussed in this paper.