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高产玉米新品种绥玉21是由黑龙江省农业科学院绥化分院选育的玉米杂交种,该品种表现为高产、秆强、抗倒伏,后期脱水快,适合黑龙江省第二积温带推广种植。1亲本来源及选育经过母本绥系608是由黑龙江省农科院绥化分院玉米一室用自育系绥系601与铁7922杂交,再用绥系601回交2次选育而成。该自交系在绥化市生育日数115d左右,紫
Suiyu 21, a new high-yielding maize variety, is a maize hybrid selected from Suihua Branch of Heilongjiang Academy of Agricultural Sciences. It is characterized by high yield, strong stalk, lodging resistance and fast dehydration at the later stage. It is suitable for the promotion and planting of the second accumulated temperate zone in Heilongjiang Province. 1 Parental origin and selection After the female parent Sui line 608 was crossed by Suihua Branch of Suihua Branch of Heilongjiang Academy of Agricultural Sciences, Suihua Line 601 and Tie 7922 were self-pollinated, The inbred lines in Suihua birth days 115d or so, purple