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博Ⅱ优859是博白县农业科学研究所用自育优质不育系博ⅡA与恢复系859杂交配组而成的杂交稻新组合。经广西感光组区试及不同区域试种示范,均表现出株型适中、产量高、生育期适中、适应性广、米质优、抗性好等特点。一般每公顷产量在7290~7890kg之间,最高可达8300kg。2005年1月通过广西农作物品种审定。
Bo II You 859 is a new hybrid rice combination made by Bobai County Agricultural Science Research Institute with self-quality sterile line Bo Ⅱ A and restorer line 859. After Guangxi photosensitive group test and demonstration in different regions, all showed moderate plant type, high yield, moderate growth period, wide adaptability, good quality rice, good resistance and so on. The general output per hectare in 7290 ~ 7890kg, up to 8300kg. In January 2005 through the Guangxi crop varieties validation.