9个玉米品种露地栽培比较试验

Comparison of Nine Maize Cultivars Cultivated on the Ground

为了选择适应遵义市种植的杂交玉米新品种,2018年对引进的9个玉米品种进行露地常规栽培比较试验。结果表明:9个品种生育期差异不明显;试验品种抗病抗倒性强;方差分析显示青青16号、靖单15号、荣玉1410、敦玉735比对照增产显著,靖单14号、南S755、金玉666、渝豪单5号、云瑞1815比对照增产不显著或减产。结合品种特性分析,认为青青16号、靖单15号、荣玉1410、敦玉735四个品种较适宜贵州遵义地区栽培。

In order to select new hybrid maize varieties suitable for Zunyi city,nine introduced maize varieties were compared and identified by open field conventional cultivation in 2018.The results showed that there was no significant difference in the growth period of 9 varieties;the resistance to disease and lodging was strong;the variance analysis showed that Qingqing 16,Jingdan 15,Rongyu 1410 and Dunyu 735 increased their yields significantly compared with the control;Jingdan 14,Nan S755,Jinyu 666,Yuhaodan 5 and Yunrui 1815 increased or decreased their yields slightly compared with the control.Based on the analysis of variety characteristics,four varieties,Qingqing 16,Jingdan 15,Rongyu 1410 and Dunyu 735,were considered to be suitable for cultivation in Zunyi,Guizhou.