调环酸钙和施磷量对冬小麦生长、干物质积累及产量的影响

李家豪, 贾永红, 连世昊, 刘跃, 于姗, 田文强, 王子骞, 张金汕, 石书兵

Effects of Prohexadione-Calcium and Phosphorus Application Rate on the Growth, Dry Matter Accumulation, and Yield of Winter Wheat

Li Jiahao, Jia Yonghong, Lian Shihao, Liu Yue, Yu Shan, Tian Wenqiang, Wang Ziqian, Zhang Jinshan, Shi Shubing

表1 不同剂量调环酸钙和施磷量对冬小麦LAI的影响

Table 1 Effects of different concentrations of prohexadione-calcium and phosphorus application rate on LAI of winter wheat

处理 Treatment 拔节期 Jointing 孕穗期 Booting 开花期 Anthesis 灌浆前期 Early grain- filling A1 P1 4.89c 6.14c 5.40c 4.68c P2 5.11b 6.50b 5.48bc 4.96b P3 5.19a 6.66a 5.64a 5.16a P4 5.12b 6.59a 5.55ab 4.99b 平均值Average 5.08c 6.47c 5.52c 4.94c A2 P1 5.19c 6.74b 5.69a 4.93c P2 5.24c 6.81ab 5.70a 5.15b P3 5.55a 6.85a 5.78a 5.40a P4 5.33b 6.83ab 5.73a 5.30a 平均值Average 5.33b 6.81b 5.73b 5.19b A3 P1 5.60b 6.87b 5.94c 5.42b P2 5.61b 6.96b 6.01c 5.43b P3 5.80a 7.12a 6.52a 5.57a P4 5.65b 6.74c 6.21b 5.52ab 平均值Average 5.66a 6.92a 6.17a 5.48a 变异来源Source of variation F值F-value A 101.19** 196.65** 584.86** 152.18** P 37.49** 32.53** 27.06** 33.95** A×P 3.41* 13.82** 6.85** 3.34*