汕优５５９系江苏沿海地区农科所用珍汕９７Ａ与盐恢５５９配组育成的杂交籼稻新组合。多年多点试验结果表明，该组合具有穗大粒多、增产潜力大、抗病性强、适应性广、米质较优等特点。１９９８年３月，通过江苏省农作物品种审定委员会审定并定名。这是本所继特优５５９之... Shanyou 559 was a new combination of indica hybrid rice cultivars from Zhenshan 97A and Yanhui 559 used in agricultural sciences in coastal areas of Jiangsu Province. The results of multi-year trial showed that the combination has the characteristics of large grain size, large yield potential, strong disease resistance, wide adaptability and better quality of rice. March 1998, through the Jiangsu Provincial Crop Variety Approval Committee validated and named. This is our successor 559 ...