控灌施肥对寒地粳稻生长及产量和品质的影响

李洪亮, 孙玉友, 魏才强, 刘丹, 解忠, 程杜娟, 曲金玲, 宋泽, 孟祥海, 赵云彤, 时新瑞

Effects of Controlled Irrigation and Fertilization on Growth, Yield and Quality of Japonica Rice in Cold Region

Li Hongliang, Sun Yuyou, Wei Caiqiang, Liu Dan, Xie Zhong, Cheng Dujuan, Qu Jinling, Song Ze, Meng Xianghai, Zhao Yuntong, Shi Xinrui

表2 水稻产量及其构成因素

Table 2 Yield and its components of rice

灌溉方式 Irrigation method 处理 Treatment 株高 Plant height (cm) 穗长 Panicle length (cm) 有效穗数 Number of panicles (/m2) 穗粒数 Number of spikelets per panicle 结实率 Seed-setting rate (%) 千粒重 1000-grain weight (g) 小区产量 Plot yield (kg) 产量 Yield (kg/hm2) 比对照增产 Increase production ratio (%) W1 N0 93.3fE 14.6fF 199.8iH 87.3fF 92.5dC 28.6bAB 7.1jJ 3287.0jJ － N1R1 100.5eD 17.0deDE 313.6hG 111.7eE 94.8bAB 28.5bAB 17.5hH 8101.9hH 146.5 N1R2 100.2eD 16.9eE 318.0gF 110.7eE 95.0bAB 28.4cB 17.2iI 7963.0iI 142.3 N1R3 100.5eD 17.1dCDE 312.3hG 115.7dD 95.7aA 28.7aA 18.0gG 8333.3gG 153.5 N2R1 104.2cdBC 17.4cBC 358.0bB 118.7cC 93.2cC 27.9dC 20.4bB 9444.4bB 187.3 N2R2 103.8dC 17.2cdCD 360.1aA 117.3cdCD 92.9cdC 27.9dC 19.8cC 9166.7cC 178.9 N2R3 104.5cB 17.4cBC 352.7cC 121.3bB 94.6bB 28.4cB 20.9aA 9675.9aA 194.4 N3R1 107.1abA 18.0aA 346.0fE 124.3aA 88.2eD 27.1fE 18.9eE 8750.0eE 166.2 N3R2 106.6bA 17.7bB 349.9dD 121.7bB 86.5fE 26.9gF 18.6fF 8611.1fF 162.0 N3R3 107.2aA 18.0aA 347.6eE 126.0aA 88.8eD 27.5eD 19.4dD 8981.5dD 173.2 W2 N0 95.3gF 14.8hG 195.0gF 88.7gF 92.5eD 28.6bB 7.2jJ 3333.3jJ － N1R1 100.9eE 17.1fgF 306.8fE 116.7fE 95.0bB 28.9aA 17.6hH 8148.1hH 144.4 N1R2 100.4fE 17.0gF 307.7fE 116.0fE 94.7bcB 28.5bB 17.2iI 7963.0iI 138.9 N1R3 100.5fE 17.3efEF 307.5fE 118.7eD 96.9aA 28.9aA 18.1gG 8379.6gG 151.4 N2R1 104.5cdCD 17.7cdCD 350.0aA 122.7dC 94.3cBC 28.3cC 20.6bB 9537.0bB 186.1 N2R2 104.2dD 17.5deDE 342.9dC 121.7dC 93.7dC 28.2cC 19.9cC 9213.0cC 176.4 N2R3 104.9cC 17.9cC 346.0cB 125.0cB 94.2cBC 28.5bB 21.0aA 9722.2aA 191.7 N3R1 107.2aAB 18.7aAB 347.2bB 126.3bB 87.7gF 27.2eE 19.0eE 8796.3eE 163.9 N3R2 106.7bB 18.5bB 341.8eCD 125.0cB 87.3gF 27.2eE 18.7fF 8657.4fF 159.7 N3R3 107.5aA 18.8aA 340.8eD 128.3aA 88.9fE 27.7dD 19.7dD 9120.4dD 173.6