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3 不同栽培模式玉米干物质积累速率的Logistic方程回归分析
Table 3 Logistic equation analysis for dry matter accumulation rate of maize under different cultivation modes
年份
Year
处理
Treatment
回归方程
Regression equation
R2 最大增长速率出现天数
The days of maximum increase rate (d)
最大增长速率
Maximum increase rate
(kg·d·hm-2)
平均增长速率
Average increase rate
(kg·d·hm-2)
2014 FP Y=18709.931/(1+e312.666-0.075t 0.998 76.2b 352.5b 131.1c
HY Y=21439.737/(1+e209.682-0.068t 0.997 79.0a 362.5b 149.9b
SHY Y=25540.395/(1+e179.095-0.063t 0.998 81.9a 404.5a 177.6a
2015 FP Y=20159.167/(1+e161.633-0.063t 0.997 81.0a 316.6b 135.8c
HY Y=23581.404/(1+e130.382.-0.058t 0.999 83.4a 344.2ab 157.7b
SHY Y=27816.458/(1+e154.644-0.059t 0.997 84.9a 412.9a 185.6a
2016 FP Y=19759.418/(1+e273.277-0.071t 0.998 79.1a 350.2b 136.9c
HY Y=22904.026/(1+e228.540-0.067t 0.995 81.2a 382.9ab 157.7b
SHY Y=26974.290/(1+e240.389-0.066t 0.994 83.2a 444.4a 184.3a
方差分析 ANOVA
处理 Treatment (T) ** ** **
年份 Year (Y) NS NS NS
处理×年份 (T×Y) NS NS NS