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豫梁5号由省农科院粮作所1984年选育而成,1991年通过河南省农作物品种审定委员会审定并定名,1993年又获得省农科系统二等奖。其组合为AT×622×天杂6—3。其产量比对照种“原杂10号”增产10％以上,最高产量达650公斤/亩。近年来,该品种已大面积推广,截至1991年累计推广面积已达80多万亩。
Yuliang No. 5 was selected and bred by the Provincial Academy of Agricultural Sciences in 1984, and was approved and named by the Crop Variety Approval Committee of Henan Province in 1991, and won the second prize of provincial agricultural system in 1993. The combination of AT × 622 × days mixed 6-3. Its yield than the control species “the original hybrid 10” increase yield of 10% or more, the maximum output of 650 kg / acre. In recent years, the variety has been large-scale promotion, as of 1991, the total area has reached more than 800000 acres.