增温增CO2对间作玉米光合特性的影响

王飞,孙增光,尹飞,郭彬彬,刘领,焦念元

Effects of Elevated Temperature and CO2 on the Photosynthetic Characteristics of Intercropping Maize

WANG Fei,SUN ZengGuang,YIN Fei,GUO BinBin,LIU Ling,JIAO NianYuan

表2 增温增CO2对间作玉米叶绿素构成的影响（2019）

Table 2 Effects of elevated temperature and CO2 in chlorophyll component on intercropping maize (2019)

苗后天数 Days after seedling (d) 磷水平 P level 处理 Treatment 叶绿素a Chlorophyll a (mg·g-1) 叶绿素b Chlorophyll b (mg·g-1) 叶绿素a+b Chlorophyll a+b (mg·g-1) 叶绿素a/b Chlorophyll a/b 35 P0 TC 1.56b 0.442d 2.00c 3.53a +TC 1.64b 0.560c 2.20b 2.93bc +T+C 1.86a 0.707b 2.57a 2.64cd P180 TC 1.62b 0.520c 2.14bc 3.12b +TC 1.65b 0.568c 2.18b 2.90bc +T+C 1.90a 0.794a 2.70a 2.40d 85 P0 TC 1.23ab 0.530c 1.76bc 2.31b +TC 1.13c 0.413d 1.54e 2.74a +T+C 1.18abc 0.499c 1.68cd 2.37b P180 TC 1.26a 0.658b 1.91a 1.91c +TC 1.15bc 0.490c 1.64de 2.35b +T+C 1.20abc 0.609a 1.81b 1.97c