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豫单 8 70 3是河南农业大学玉米研究所以综3和豫自 87- 1两个自交系杂交育成的大穗型玉米杂交种。综 3引自中国农业大学 ,豫自 87- 1是利用外引玉米杂交种通过二环系选育法育成的自选系。经过多年省内外试验和生产示范 ,产量连年领先。 1 997年 4月河南省农作物品种审定委员会
Yudan 8 70 3 is a large-ear corn hybrid developed by the Corn Research Institute of Henan Agricultural University based on the hybridization of Zizhuan 3 and Yu-87-1 two inbred lines. Comprehensive 3 cited from China Agricultural University, Yu since 87-1 is the use of cross-catered maize hybrids bred by the Department of breeding system. After years of experiment and production demonstration both inside and outside the province, the output leads year after year. April 997 Henan Crop Variety Approval Committee