东北冷凉地区秸秆还田方式对水稻光合、干物质积累及氮素吸收的影响

隋阳辉,高继平,刘彩虹,徐正进,王延波,赵海岩

Effects of Straw Incorporation Modes on Rice Photosynthesis, Dry Matter Accumulation and Nitrogen Uptake in Cool Region of Northeast China

Yanghui Sui,Jiping Gao,Caihong Liu,Zhengjin Xu,Yanbo Wang,Haiyan Zhao

表3 秸秆还田方式与氮肥二因素对地上部干物质量和含氮量的方差分析

Table 3 Two-factor ANOVA for the effects of straw incorporation (R) and N fertilization (N) on above-ground dry matter weight and N content

因子 Factor 地上部干物质量 Dry matter weight of above-ground 地上部氮含量 N content of above-ground N N 88.51±5.04 280.81±22.66 N0 62.94±2.67 143.92±7.27 R CK 72.97±11.10 206.80±68.46 S 75.40±16.09 200.51±71.65 B 78.80±15.42 229.79±85.90 N ** ** R * ** N×R * *