1999年我们从宁波市农科所引进中熟杂交晚粳“甬优 1号” ,并进行引种和生产试验。该组合在玉环种植表现高产稳产 ,育期适中 ,株型紧凑 ,分蘖中等 ,耐肥抗倒 ,生长青秀 ,千粒重高 ,米质优等特点。2 0 0 0年试种示范 4 0ｈｍ2 ,2 0 0 1年推广 2 0 0ｈｍ2 。1产量表现通过 2 0 0 In 1999, we introduced the mid-maturing hybrid japonica rice “Yongyou No.1” from Ningbo Agricultural Science Institute and conducted the introduction and production trials. The combination of high yield and stable yield, moderate growth period, compact plant type, medium tillering, anti-fertility and anti-down growth, green growth, high grain weight and high quality in Yuhuan. In 2000, a demonstration of 4 000 hm 2 was commissioned, and 200 hm 2 was promoted in 2001. 1 production performance through 2 0 0