秸秆还田与氮肥运筹对寒地水稻光合特性和产量的影响

胡聪聪, 李红宇, 孙显龙, 王童, 赵海成, 范名宇, 张巩亮

Effects of Straw Returning and Nitrogen Fertilizer Management on Photosynthetic Characteristics and Yield of Rice in Cold Region

Hu Congcong, Li Hongyu, Sun Xianlong, Wang Tong, Zhao Haicheng, Fan Mingyu, Zhang Gongliang

表2 Fertilizer application method and N application rate g/盆 g/pot

Table 2

施氮量 N application rate 基肥Base fertilizer 分蘖肥Tillering fertilizer 调节肥Regulatory fertilizer 穗肥Panicle fertilizer N P2O5 K2O N N N K2O N1 4.97 6.70 6.70 3.72 1.24 2.48 2.30 N2 4.97 6.70 6.70 4.28 1.24 2.48 2.30 N3 4.97 6.70 6.70 3.72 1.43 2.48 2.30 N4 4.97 6.70 6.70 3.72 1.24 2.85 2.30