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2 不同剂量调环酸钙和施磷量对冬小麦成熟期干物质积累与分配的影响

Table 2 Effects of different concentrations of prohexadione-calcium and phosphorus application rate on dry matter accumulation and partitioning at maturity in winter wheat

处理 Treatment 干物质积累量 （g/株） Dry matter accumulation (g/plant) 茎+叶鞘 Stem and sheath 叶片 Leaf 颖壳+穗轴 Glume and spike axis 籽粒 Grain 干重（g/株） Dry weight (g/plant) 占比 Percentage (%) 干重（g/株） Dry weight (g/plant) 占比 Percentage (%) 干重（g/株） Dry weight (g/plant) 占比 Percentage (%) 干重（g/株） Dry weight (g/plant) 占比 Percentage (%) A1 P1 7.62d 2.58b 33.90a 0.76b 9.99a 1.05a 13.40a 3.25c 42.71a P2 7.81b 2.63ab 33.72a 0.79ab 10.16a 1.04a 13.36a 3.34ab 42.81a P3 7.90a 2.65a 33.50a 0.82a 10.38a 1.03a 13.29a 3.38a 42.79a P4 7.70c 2.61ab 33.94a 0.77b 10.00a 1.02a 13.38a 3.29bc 42.73a A2 P1 7.86d 2.63a 33.46a 0.88a 10.18a 1.07a 13.57a 3.37c 42.92a P2 8.12b 2.67a 32.92a 0.87a 10.76a 1.08a 13.26a 3.49ab 42.98a P3 8.19a 2.70a 32.97a 0.83ab 10.69a 1.09a 13.33a 3.53a 43.01a P4 7.99c 2.66a 33.33a 0.80b 10.35a 1.07a 13.39a 3.43bc 42.93a A3 P1 8.15d 2.65b 32.47a 0.91b 11.21a 1.08a 13.29a 3.51c 43.07a P2 8.46b 2.72ab 32.19a 0.99a 11.74a 1.10a 12.96a 3.65ab 43.14a P3 8.54a 2.73a 31.96a 1.00a 11.71a 1.12a 13.15a 3.69a 43.16a P4 8.30c 2.68ab 32.25a 0.95ab 11.44a 1.09a 13.17a 3.58bc 43.13a