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圣瑞999是郑州圣瑞元农业科技开发有限公司以自选系圣68为母本、圣62为父本杂交选育的紧凑型玉米单交种,具有高产、稳产、抗倒、抗病、耐密、脱水快等优点,2013年6月通过河南省农作物品种审定委员会审定,审定编号:豫审玉2013005,2013年10月又通过国家农作物品种审定委员会审定,审定编号:国审玉2013009。1主要特征特性1.1植物学特性河南省夏播生育期98~102d。株型紧凑,全株总叶片数19~21片,株高240~250cm,穗位高99~107cm;幼苗叶鞘浅紫色,叶片绿色,叶缘紫色,雄穗分枝6~10个,花药黄色,花丝浅紫色,颖壳浅紫色,果穗锥形;
Shengrui 999 is Zhengzhou Shengrui yuan Agricultural Science and Technology Development Co., Ltd. to choose St. St. 68 as the female parent, St. 62 for the male parent hybrid compact corn cross breeding, with high yield, stable yield, anti-down, disease resistance, resistance Dense, quick dehydration and other advantages, in June 2013 by the Henan Province Crop Variety Approval Committee validation, validation number: Yu Jade 2013005, in October 2013 and passed the State Crop Variety Approval Committee validation, validation number: JIU Jade 2013009.1 The main characteristics 1.1 Botanical characteristics Summer planting in Henan Province 98 ~ 102d. Plant compact, the total number of leaves 19 to 21, plant height 240 ~ 250cm, ear height 99 ~ 107cm; seedling leaf sheath light purple, leaf green, leaf margin purple, tassel branches 6 to 10, anthers yellow , Light purple filaments, pale purple shell, ear cone;