众单2号是黑龙江众鑫农业科技开发有限公司选育的中晚熟玉米品种,以自育系新314为母本,以自育系新208为父本杂交育成,2010年通过黑龙江省农作物品种审定委员会审定推广,审定编号:黑审玉2010025,该品种幼苗绿色、叶鞘紫色、株型收敛、株高263cm左右、穗位103cm左右、果穗长筒型、穗轴粉色、穗长21cm、穗行数14～18行,籽粒中齿形、黄色、百粒重34g。容重760～824g/L,粗蛋白10.07%～10.87%,粗 Zhongdan 2 is Heilongjiang Zhongxin Agricultural Science and Technology Development Co., Ltd. breeding middle-late maturing corn varieties to a new self-breeding line 314 as the female parent to a new self-breeding line 208 as the male parent breeding in 2010 through the Heilongjiang Province crop varieties Approval Committee approved the promotion, validation number: black trial jade 2010025, the varieties of green seedlings, leaf sheath purple, plant type convergence, about 263cm in height, ear position 103cm or so, long ear type, cob pink, ear length 21cm, ear The number of 14 to 18 lines, the grain shape, yellow, 100 g weight 34g. Bulk density 760 ~ 824g / L, crude protein 10.07% ~ 10.87%, crude