玉米生产上3个主推品种光合特性、干物质积累转运及灌浆特性

徐田军, 吕天放, 赵久然, 王荣焕, 陈传永, 刘月娥, 刘秀芝, 王元东, 刘春阁

Photosynthetic Characteristics, Dry Matter Accumulation and Translocation, Grain Filling Parameter of Three Main Maize Varieties in Production

Tian-Jun XU, Tian-Fang LYU, Jiu-Ran ZHAO, Rong-Huan WANG, Chuan-Yong CHEN, Yue-E LIU, Xiu-Zhi LIU, Yuan-Dong WANG, Chun-Ge LIU

表2 参试品种的产量及产量构成因素

Table 2 Yield and yield components of the tested varieties

年际 Year 品种 Variety 实收穗数 Panicle number (spike hm-2) 穗粒数 Grains per spike 百粒重 100-grain weight (g) 产量 Yield (kg hm-2) 2015 郑单958 Zhengdan 958 63810 b 600.90 c 34.62 c 12812.55 c 先玉335 Xianyu 335 63180 c 650.81 b 35.37 ab 13852.50 b 京科968 Jingke 968 65055 a 698.60 a 35.42 a 14612.55 a 2016 郑单958 Zhengdan 958 63675 b 589.80 c 33.54 c 12088.65 c 先玉335 Xianyu 335 62970 c 612.92 b 34.78 ab 13433.25 b 京科968 Jingke 968 65235 a 665.43 a 34.89 a 14155.05 a 变异来源 Sources of variation 品种Variety (V) ** * ** ** 年份Year (Y) NS ** ** ** 互作V×Y ** NS * **