合玉24(原代号:合玉282)是黑龙江省农业科学院佳木斯分院抗冷玉米育种研究所以合系603为母本,合系604为父本,杂交方法选育而成,2011年通过黑龙江省农作物品种审定委员会审定,审定编号:黑审玉2011030。1品种特征特性品种类型为普通品种类型,幼苗期第一叶鞘为紫色,叶片绿色,茎绿色;株高288cm,穗位高102cm。果穗柱型,穗轴红色,成株叶片数16片,穗长21.2cm,穗粗4.7cm,穗行数12~16行,籽粒中齿型、黄色,百 Hejian 24 (original code: Heyu 282) is the Jiamusi Branch of Heilongjiang Academy of Agricultural Sciences Institute of Cold Corn Breeding Institute of 603 as the female parent, the joint 604 for the male parent, cross breeding methods, in 2011 through Heilongjiang Province Crop Variety Approval Committee for validation, validation number: black trial jade 2011030.1 Variety characteristics of varieties of common types of varieties, the first leaf sheath seedling purple, green leaves, stems green; plant height 288cm, ear height 102cm. Ear column type, cob red, the number of adult leaves 16, spike length 21.2cm, ear diameter 4.7cm, spike rows 12 to 16 lines, grain teeth, yellow, 100