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玉米“辽单２０号”辽宁省农科院研究员李明德等科研人员，育成玉米杂交新品种“辽单２０号”，并在省内大面积推广。该品种综合性状好，具有高产、稳产、优质、抗逆性强、适应性广、活秆成熟和籽粒脱水等多种优良特性。自１９８７年以来，经过６年的品比、区试以及试种示...
Maize “Liao Dan 20” Liaoning Academy of Agricultural Sciences researcher Li Mingde and other researchers, breeding new varieties of corn hybrid “Liao Dan 20” and large-scale promotion in the province. The varieties of good traits, with high yield, stable yield, high quality, strong resistance, wide adaptability, live stalk and grain dehydration and many other excellent features. Since 1987, after 6 years of ratio, the district test and the trial seed show ...