黄淮海区高产稳产玉米新品种苏科玉076的选育和策略分析
郑飞, 孟庆长, 孔令杰, 崔亚坤, 陈静, 陈子恒, 张美景, 刘瑞响, 赵文明, 袁建华, 陈艳萍

Breeding and Strategy Analysis of New Maize Variety Sukeyu 076 with High and Stable Yield in Huang-Huai-Hai Region
Zheng Fei, Meng Qingchang, Kong Lingjie, Cui Yakun, Chen Jing, Chen Ziheng, Zhang Meijing, Liu Ruixiang, Zhao Wenming, Yuan Jianhua, Chen Yanping
表1 苏科玉076在黄淮海夏玉米鲁豫联合体试验产量
Table 1 The yields of Sukeyu 076 in Huang-Huai-Hai summer maize Shandong-Henan consortium
试验
Test
品种
Variety
平均产量
Average
yield
(kg/hm2)
显著性
Significance
与对照
相比
Compared
with CK
(%)
位次
Ranking
试点增产比例
Proportion of
experimental
sites with
increased
yield (%)
生育期
Growth
period
(d)
平均
倒伏率
Average
lodging
rate (%)
平均
倒折率
Average
stem lodging
and breaking
rate (%)
平均
空秆率
Average
empty
stalk
rate (%)
2019年区域试验
Regional test in 2019
苏科玉076 10 789.65 显著 4.95 2 75.68 102.7 0.8 0.5 1.4
郑单958(CK) 10 280.55 13 103.5 1.1 0.2 1.0
2020年区域试验
Regional test in 2020
苏科玉076 11 018.25 极显著 9.94 1 92.70 104.4 0.7 0.6 1.2
郑单958(CK) 10 021.80 13 105.4 1.2 2.4 0.6
生产试验
Production test
苏科玉076 10 467.00 极显著 6.26 2 80.50 104.1 0.5 0.3 1.3
郑单958(CK) 9850.50 4 103.3 1.0 1.8 0.6