农作物冬繁是加速育种工作进程的重要措施。海南冬繁充分利用海南岛得天独厚的气候条件 ,具有促进育种材料的选择、组合的选配、亲本提纯复壮和纯度鉴定、加速新品种稳定等重要的作用。因此 ,如何搞好冬繁期间的农作物管理 ,是决定冬繁工作成败关键。冬繁基地一般建在三亚市及 Winter crop is an important measure to speed up the breeding process. Hainan winter Fan take full advantage of Hainan Island unique climatic conditions, with the promotion of breeding material selection, the combination of optional parent purification and purity identification, and accelerate the stability of new varieties and other important role. Therefore, how to do a good job of crop management during the winter and winter is the key to determining the success and failure of the winter and heavy work. Fanfan base is generally built in Sanya City and