优质玉米新品种嫩单29的选育经过及栽培技术要点

Breeding Process and Cultivation Technology of A New High Quality Maize Variety Nendan 29

为迎合国家玉米产业发展及玉米种植需求,黑龙江农业科学院齐齐哈尔分院以区域适应性品种为选育目标,针对黑龙江省西部风沙半干旱生态类型,2012年利用自选系N7923为母本,以自选系1064为父本组配而成新品种嫩单29。本文简要介绍了嫩单29的双亲选育过程及特征特性、嫩单29的选育过程及特征特性、栽培技术要点等。嫩单29于2020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20200099。该品种具有耐瘠薄、抗病抗倒伏、脱水快、宜机收等特点。适宜在黑龙江省第一积温带≥10℃活动积温2750℃区域种植。

In order to comply with the development of the nationalmaize industry and the demand for maize planting,Nendan 29 a new maize variety,was selected and bred through crossing the self bred inbred lines N7923 as the female parent and the self bred inbred lines 1064 as the male parent against the sandy and semi-arid ecological types in western Heilongjiang by Qiqihar Branch of Heilongjiang Academy of Agricultural Sciences targeting at regional adaptive breeding in 2021.This article briefly introduced the breeding process,characteristics of Nendan 29 and its parents,including the cultivation technology of Nendan 29.This variety was approved by Heilongjiang Crop Variety Approval Committee in 2020 with the approval number of Heishenyu 20200099.The seedlings of this hybrid had the characteristics of resistance to barrenness,disease resistance,lodging resistance,fast dehydration,and suitable for machine harvesting while the active accumulated temperature should be 2750℃above 10℃in the first accumulated temperature zone of Heilongjiang Province.