南优2号或3号是我省当前而积最大,产量较高的杂交水稻,可以作中稻,也能作晚稻。一九七五年全省组织较大面积试种,而且组织了晚稻区域试验,现将区域鉴定结果整理如下: Nanyou No. 2 or No. 3 is the largest and highest yielding hybrid rice in our province, which can be used as middle rice and also as late rice. In 1975, the province organized a large-area trial planting and organized a regional trial of late rice. The results of regional appraisal are as follows: