玉米新品种“河玉380”的选育与应用  

Breeding and application of maize of a new variety’Heyu No.380’

作　　者：侯青光 卢亚妮[1,2] 黄柄壬 韦林灿[1,2] Hou Qing-guang;Lu Ya-ni;Huang Bing-ren;Wei lin-can(Hechi Agricultural Science Research Institute Hechi,Guangxi 541306,China;Hechi branch of Guangxi Academy of Agricultural Science,Hechi,Guangxi 546306,China)

机构地区：[1]河池市农业科学研究所,广西河池541306 [2]广西农业科学院河池分院,广西河池546306

出　　处：《广西农学报》2020年第2期12-14,共3页Journal of Guangxi Agriculture

基　　金：广西创新驱动发展专项资金项目(项目编号:桂科AA17204064-6)。

摘　　要：【目的】为新品种的选育及推广应用提供参考依据。【方法】"河玉380"以外引系"C29011"作母本,自选系"河自804"作父本杂交选育而成;以广西主栽玉米品种"桂单162"为对照,进行2年4季14点次的区域试验和生产试验。【结果】2017年春秋两季区域试验平均产量8176.5kg/hm^2,比对照"桂单162"增产9.4%,排第2位,增产点次93.8%。2018年春秋两季生产试验平均产量7477.5 kg/hm^2,排第3位,比对照"桂单162"增产5.1%,增产点次85.7%。田间抗病性鉴定:抗南方锈病、穗腐病、中抗茎腐病、纹枯病、感大斑病、小斑病。【结论】"河玉380"具有高产、稳产、封顶性好、抗性强等特点,2019年通过广西品种审定,适合在广西各地区种植。【Objective】It provides a reference for the breeding and application of new varieties.【Method】"Heyu No.380"was bred by cross breeding applying"C29011"was introduced as female parent and"Hezi No.804"as male parent;The main maize variety"Guidan No.162"in Guangxi was applied as the control,the regional test and production test in 14 places in 4 seasons of 2 years was carried out.【Result】During the spring and autumn 2017,regional test average yields 8176.5 kg/hm^2,yield increased by 9.4%,higher than that of control"Guidan No.162",ranked second,production increase time 93.8%.During the spring and autumn 2018,regional test average yields 7477.5 kg/hm^2,ranked third,yield increased by 5.1%,85.7%of production increase points than that of control"Guidan No.162".Identification of field resistance:resistance to southern rust,ear rot,medium resistance to stem rot,sheath blight,susceptible big spot and small spot.【Conclusion】The characteristics of"Heyu No.380"are as follows:high yield,stable yield,good capping and strong resistance.In 2019,it passed the Guangxi variety examination and approval,suitable for planting in Guangxi.

关 键 词：玉米 新品种 选育 栽培 

分 类 号：S513[农业科学—作物学]