东北半干旱区滴灌施肥条件下高产玉米干物质与 养分的积累分配特性

侯云鹏,孔丽丽,蔡红光,刘慧涛,高玉山,王永军,王立春

The Accumulation and Distribution Characteristics on Dry Matter and Nutrients of High-Yielding Maize Under Drip Irrigation and Fertilization Conditions in Semi-Arid Region of Northeastern China

YunPeng HOU,LiLi KONG,HongGuang CAI,HuiTao LIU,YuShan GAO,YongJun WANG,LiChun WANG

表2 不同栽培模式玉米产量及其构成因素

Table 2 Maize yield and its components under different cultivation modes

年份 Year 处理 Treatment 产量 Yield (kg·hm-2) 收获指数 HI 穗数 Ear (No. hm-2) 穗粒数 Kernel 百粒重 100-Kernel weight (g) 2014 FP 10910c 0.49a 58350c 548.4a 34.6a HY 12994b 0.51a 74000b 536.3a 33.9a SHY 15231a 0.51a 86650a 532.7a 33.6a 2015 FP 11773c 0.49a 58150c 562.6a 36.1a HY 13656b 0.52a 72500b 549.8a 35.7a SHY 16132a 0.51a 87000a 548.9a 35.0a 2016 FP 11681c 0.48a 57850c 553.4a 36.0a HY 13210b 0.50a 73150b 539.6a 34.4a SHY 15854a 0.50a 87150a 536.0a 34.1a 方差分析 ANOVA 处理 Treatment (T) ** NS * ** ** 年份 Year (Y) * NS NS * * 处理×年份 (T×Y) * NS NS * NS