不同种植方式下温度升高对水稻产量及同化物转运的影响

张明静,韩笑,胡雪,臧倩,许轲,蒋敏,庄恒扬,黄丽芬

Effects of Elevated Temperature on Rice Yield and Assimilate Translocation Under Different Planting Patterns

ZHANG MingJing,HAN Xiao,HU Xue,ZANG Qian,XU Ke,JIANG Min,ZHUANG HengYang,HUANG LiFen

表3 水稻产量及其构成因素指标在年度间、品种、种植方式及温度处理间的方差分析

Table 3 Analyisis of variance (F-value) for grain yield and its components among year, variety, planting modes and temperature treatment

变异来源 Source of variation 穗数 No. of panicles per hole 每穗粒数 Spikelet number per panicle 千粒重 1000-grain weight (g) 结实率 Filled grain percentage (%) 实际产量 Actual yield per hole (g) 收获指数 Harvest index 干物质转运量 Dry matter translocation amount (g·hole-1) 年度Y 1.16ns 0.32ns 0.61ns 1.32ns 3.63ns 0.13ns 2.45ns 品种V 1.11ns 186.46** 93.22** 9296.25** 7157.96** 233.75** 474.33** 种植方式P 2.74ns 70.91** 10.30** 24.80** 63.37** 5.23** 13.18** 温度处理T 0.91ns 31.98** 31.71** 17056.86** 9731.15** 1336.83** 4303.98** Y×V 0.97ns 0.32ns 0.02ns 0.83ns 0.01ns 0.71ns 0.01ns Y×P 0.91ns 0.30ns 1.38ns 5.586ns 0.05ns 1.75ns 0.01ns Y×T 1.00ns 2.67ns 2.21ns 2.94ns 2.28ns 3.26ns 0.35ns V×P 0.33ns 7.20** 25.41** 67.39** 136.46** 0.71ns 56.03** V×T 0.91ns 49.97** 1.36ns 3346.24** 270.61** 221.41** 84.07** P×T 0.66ns 11.47** 0.68** 16.03** 200.42** 6.97** 26.29** V×P×T 0.77ns 44.74** 2.61ns 134.66** 49.01** 31.15** 169.53** Y×V×P 0.87ns 2.67ns 3.96ns 0.47* 0.59ns 1.93ns 1.07ns Y×V×T 1.04ns 0.08ns 0.41ns 0.20ns 0.49ns 0.71ns 1.36ns Y×P×T 1.06ns 0.30ns 3.30ns 0.28ns 2.26ns 0.71ns 4.76ns Y×V×P×T 1.00ns 0.08ns 0.91ns 2.73ns 4.12ns 0.19ns 3.12ns