在南方三熟制地区，稳定早稻生产是夺取全年水稻丰收的重要一环。但多年来，由于早稻米质较差等原因，种植面积日趋下降。为优化早舢品种结构，浙江省乐清市从1993年起实施了引进推广高产优质早融新品种项目，到1995年达到了预期结果。1995年全市10．2万亩新品种面积，根据实产 In the three areas in the south, stabilizing the production of early rice is an important part of capturing the annual harvest of rice. However, over the years, due to poor quality of early rice and other reasons, the growing area is declining. In order to optimize the structure of early crop varieties, Yueqing City, Zhejiang Province, implemented the project of introducing and promoting high yield, high quality and early maturity varieties since 1993 and reached the expected result by 1995. In 1995 the city’s new area of ​​102000 acres of area, according to real estate