田间开放式增温对东北水稻氮素利用的影响

阮俊梅, 张俊, 刘猷红, 董文军, 孟英, 邓艾兴, 杨万深, 宋振伟, 张卫建

Effects of free air temperature increase on nitrogen utilization of rice in northeastern China

RUAN Jun-Mei, ZHANG Jun, LIU You-Hong, DONG Wen-Jun, MENG Ying, DENG Ai-Xing, YANG Wan-Shen, SONG Zhen-Wei, ZHANG Wei-Jian

表5 增温对水稻吸收不同来源氮素的影响

Table 5 Effects of warming on nitrogen uptake from different resources in rice

年份 Year 处理 Treatment 氮素来源Source of the N uptake (g m-2) 占比Ratio of the source of N uptake (%) 肥料Fertilizer 土壤Soil 肥料Fertilizer 土壤Soil 2019 对照CK 3.14±0.03 a 9.18±0.19 b 25.52±0.54 a 74.48±0.54 b 增温W 2.69±0.04 b 12.42±0.24 a 17.80±0.44 b 82.20±0.44 a 2020 对照CK 3.10±0.07 a 14.01±0.48 b 18.19±0.81 a 81.81±0.81 b 增温W 2.78±0.06 b 17.77±0.13 a 13.51±0.21 b 86.49±0.21 a