CO2浓度升高对不同薏苡品种生长及生理特性的影响

雷云, 熊露露, 王健健

Effects of Elevated CO2 Concentration on Growth and Physiological Characteristics of Different Coix Cultivars

Lei Yun, Xiong Lulu, Wang Jianjian

表2 CO2浓度升高对不同薏苡品种生物量积累与分配的影响

Table 2 Effects of elevated CO2 concentration on biomass accumulation and distribution of different Coix cultivars

指标 Index 兴仁白壳Xingren white husk 安国黑壳Anguo black husk aC eC aC eC 根生物量Root biomass (g) 1.86±0.11c 2.53±0.22a 2.04±0.29bc 2.43±0.20ab 茎生物量Stem biomass (g) 1.22±0.05c 1.74±0.01a 1.13±0.02d 1.59±0.04b 叶生物量Leaf biomass (g) 1.11±0.01b 1.19±0.04a 1.05±0.04c 1.08±0.00bc 总生物量Total biomass (g) 4.20±0.07c 5.46±0.23a 4.22±0.23c 5.10±0.19b 根生物量比Root biomass ratio 0.44±0.02a 0.46±0.02a 0.48±0.04a 0.48±0.02a 茎生物量比Stem biomass ratio 0.29±0.02ab 0.32±0.01a 0.27±0.02b 0.31±0.02a 叶生物量比Leaf biomass ratio 0.27±0.01a 0.22±0.01b 0.25±0.02a 0.21±0.01b 根冠比Root-shoot ratio 0.80±0.07a 0.86±0.07a 0.94±0.16a 0.91±0.08a