1 现状 1.1 选育、引进、筛选一批适合广西各稻作区种植的优质高产组合我区两系杂交水稻于1995年起采用自选和引进相结合,多点试种筛选,取得显著成效。目前已筛选出一批适合区内各稻作区种植的优质高产组合。其中由广西农科院育成的有培两优99、培杂275、培杂276、两优321;由桂林市种子公 1 Status 1.1 Selection, introduction and selection of a group of high-yielding and high-yielding combinations suitable for planting in the rice growing areas of Guangxi The two-line hybrid rice of our region was combined with self-selection and introduction in 1995 and was screened by more points to obtain remarkable results. Currently, a number of high-yielding and high-yielding combinations suitable for planting in paddy fields have been screened out. Which cultivated by the Guangxi Academy of Agricultural Sciences Peiliangyou 99, Pei-275, Pei-276, Liangyou 321; seed from Guilin