氮肥与促腐菌肥配施对寒地水稻秸秆还田腐解效果及产量的影响

曹正男, 赵振东, 胡博, 于涵, 宁晓海, 赵泽强, 曹立勇

Effects of Nitrogen Fertilizer and Promoting Rot Bacteria Fertilizer on Decomposition Effect of Returning Rice Straw to Field and Yield in Cold Regions

Cao Zhengnan, Zhao Zhendong, Hu Bo, Yu Han, Ning Xiaohai, Zhao Zeqiang, Cao Liyong

表4 不同处理水稻产量及产量因子构成

Table 4 Grain yield and yield components of rice in different treatments

处理 Treatment 有效穗数 Number of effective panicles (×104/hm2) 千粒重 1000-grain weight (g) 每穗粒数 Grains per panicle 结实率 Seed-setting rate (%) 产量 Yield (kg/hm2) T1 479.64±14.33a 26.12±0.17a 89.38±3.27ab 94.46±1.08b 9396.83±158.57b T2 483.84±14.03a 26.10±0.06a 90.93±2.66a 96.69±1.27a 9785.73±148.67a T3 451.92±12.43b 26.27±0.13a 87.09±3.84ab 97.21±0.30a 9214.30±85.81b T4 412.44±18.91c 26.38±0.19a 83.47±3.97b 97.40±0.79a 7698.40±153.07c CK 346.92±13.88d 26.31±0.12a 63.24±4.74c 95.97±0.97ab 5055.53±158.57d