缓释肥对水稻生长特性、产量及干物质积累的影响

张宝龙, 何军, 张艺, 汤驰, 张宏涛, 廖薇, 李飞

Effects of Slow-Release Fertilizers on Rice Growth Characteristics, Yield and Dry Matter Accumulation

Zhang Baolong, He Jun, Zhang Yi, Tang Chi, Zhang Hongtao, Liao Wei, Li Fei

表2 不同处理下水稻全生育期干物质积累量

Table 2 Dry matter accumulation during the whole growth period of rice under different treatments kg/hm2

处理 Treatment 干物质积累量Dry matter accumulation 返青期 Regreening stage 分蘖前期 Early tillering stage 分蘖后期 Late tillering stage 拔节孕穗期 Jointing- booting stage 抽穗开花期 Heading and flowering stage 乳熟期 Milk ripening stage 黄熟期 Yellow ripening stage S1N1 299.11a 1581.50a 3437.93a 4983.83b 8936.10b 11 862.85b 11 407.06b S1N2 304.89a 1790.50a 3892.47a 6924.76a 9933.85a 14 241.82a 13 448.28b S2N1 86.67b 714.24b 1386.90b 5871.10ab 9096.09ab 10 429.42c 16 010.49ab S2N2 111.33b 674.09b 1532.30b 6841.91a 9861.36a 11 613.20b 19 025.29a 水稻品种Rice variety 403.775** 86.061** 35.663** 1.265 0.010 54.156** 14.507** 施肥类型Fertilization type 2.270 0.622 0.660 16.570** 4.101 41.661** 3.578 水稻品种×施肥类型 Rice variety×Fertilization type 0.873 1.361 0.175 1.839 0.071 4.689 0.133