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“90－1”系河南省农科院粮作所与河南浚县农科所合作育成的一个坚叶大穗型高产优质多抗的黄粒玉米单交种。1992年被农业部定为“八五”国家重点扩繁品种。1990－1991年在河南省玉米区试直播组，平均亩产529．5公斤，比对照种橡玉1、5号亩增产687公斤，为14．9％，居首位。在全
“90-1” Department of Henan Academy of Agricultural Sciences Institute of grain and Henan Junxian agricultural cooperation in breeding a big leaf-spike high-yielding high-quality multi-resistant yellow maize single cross. In 1992 by the Ministry of Agriculture as the “Eighth” national key varieties of expansion. In 1990-1991, the pilot live broadcast of corn in Henan Province had an average yield of 529.5 kilograms, an increase of 687 kilograms, accounting for 14.9% of the total, of Acacia 1,5, ranking the first place. In the whole