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“Ⅱ优辐819”是南平市农科所选育的杂优新组合,2002年通过福建省农作物品种审定委员会审定。该组合2002年在浦城县永兴镇的永平、炉铺、永兴等村示范135亩,表现高产、稳产、熟期适中、米质优、抗稻瘟病。永平村曹友兴6亩单晚实割平均亩产527.5公斤,其中在2亩田中进行品种对比,“Ⅱ优福819”亩产533公斤,汕优63亩产408公斤,汕优桂32亩产388公斤,“Ⅱ优福819”比汕优63亩增125公斤,比汕优桂32增145公斤。炉铺村杨汉兴8亩豆后作实割平均亩产585公斤,全镇示范片平均亩产509公斤。该组合丰产性、抗病性均比
“Ⅱ Youxu 819” is a new hybrid combination selected by Nanping Agricultural Science Institute. In 2002, it was approved by Fujian Crop Variety Approval Committee. The combination of 2002 in Yongxing Town, Pucheng County Yongping, stoves, Yongxing village demonstration 135 acres, the performance of high yield, stable yield, moderate maturity, high quality rice, anti-rice blast. Yongping Village Cao Youxing 6 acres of single night real cut an average of 527.5 kilograms, of which 2 acres in the field for species comparison, “Ⅱ Youfu 819” 533 kg per mu, Shanyou 63 mu 408 kg, Shanyou Gui 32 mu 388 kg, “Ⅱ Youfu 819” than Shantou 63 acres by 125 kg, 32 more than Shanyou 145 kg by Gui. Furnace Village Yang Hanxing 8 acres of beans after the actual cut average yield of 585 kilograms, the town model average yield of 509 kilograms. The combination of high yield, disease resistance than