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扬粳６８７系江苏里下河地区农科所水稻育种室以盐粳１８７为母本，香粳ｉｌｌ为父本杂交选育而成，２０００年４月通过江苏省农作物品种审定委员会审定并定名。１９９８～２０００年在江淮和丘陵地区试种示范，表现熟期早、米质优、适应性广、熟相佳等特点，既可作麦茬单季稻?
Yangjing 687 Department of Jiangsu Lixiahe Agricultural Science Rice Breeding Room with salt japonica 187 as the female parent, Japonica ill as the male parent hybrid breeding, in April 2000 through the Jiangsu Provincial Crop Variety Approval Committee validated and named. 1998-2000 years in the JAC and hilly areas to try demonstration, performance early maturity, good quality rice, wide adaptability, good cooked and so on, both for single crop of wheat stubble?