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辽春１２号是由辽宁省农科院作物育种研究所用辽春６号做母本，以铁春１号为父本，采取品种间杂交育种方法，经过８个世代的精心选择而育成的高产、优质、抗病、抗倒春性小麦新品种，已于１９９７年１２月通过辽宁省农作物品种审定委员会审定，达到国内先进水平。特征特性幼苗?
Liaocheng 12 was made by Liaoning Academy of Agricultural Sciences Institute of Crop Breeding Liaocheng 6 as the female parent to Tiechun 1 as the male parent, to take cross-breeding methods between varieties, after eight generations of carefully selected and bred high yield The new varieties of high quality, disease-resistant and anti-spring wheat were approved by Liaoning Province Crop Variety Approval Committee in December 1997 and reached the advanced domestic level. Characteristics of seedlings?