玉米杂交种华玉19综合分析及高产栽培技术要点

华玉19是华中农业大学育成的玉米杂交种,2018年通过湖北省农作物品种审定委员会审定。为全面了解玉米品种华玉19的生产和利用价值,根据2016-2017年湖北省山区组区域试验结果,分别利用方差分析、产量平均值、高稳系数、稳定性参数和回归系数等多种分析方法,对其丰产、稳产和适应性进行了分析与评价。结果表明：华玉19具有丰产性突出、稳产性好、适应性广的特点。并对其特征特性和高产栽培技术做了简要说明。

Comprehensive analysis and high yield cultivationtechniques of Maize Hybrid Huayu 19

Huayu 19 is a new corn variety bred by Huazhong Agricultural University,it was approved by the National Crops Variety Approval Committee in 2018.According to yield data of Spring maize regional test in mountain group of Hubei Province in 2016-2017,the high and stable yield of Huayu 19 were analysed and evaluated by average output,coefficient variation and high stability coefficient. The results showed that Huayu 19 was a new corn variety with the promotion value which had higher yield, stronger stability and wider adaptability .The characteristics and high-yield cultivation techniques were briefly described.