增温增CO2对间作玉米光合特性的影响
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王飞,孙增光,尹飞,郭彬彬,刘领,焦念元
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Effects of Elevated Temperature and CO2 on the Photosynthetic Characteristics of Intercropping Maize
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WANG Fei,SUN ZengGuang,YIN Fei,GUO BinBin,LIU Ling,JIAO NianYuan
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表1 生长季气象环境数据
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Table 1 Environmental conditions during the whole growing seasons
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| 处理Treatment | 2018 | 2019 | 相比于TC处理CO2浓度差
CO2 concentration elevated relative to CT treatment (μmol·mol-1) | +TC | 12 (2.7) | 15 (3.2) | | +T+C | 312 (50) | 319 (38) | 相比于TC处理温度差
Temperature elevated relative to CT treatment (℃) | +TC | 1.8 (0.8) | 1.9 (0.9) | | +T+C | 1.9 (0.5) | 2.1 (0.3) | | 日平均CO2浓度Daily CO2 concentration (μmol·mol-1) | TC | 376 (38) | 389 (45) | | 日平均温度Daily air temperature (℃) | TC | 22.9 (5.0) | 22.86 (5.1) | | 日最高温度Daily maximum temperature (℃) | TC | 37.1 | 36.4 | | 日最低温度Daily minimum temperature (℃) | TC | 20.0 | 17.5 |
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