西南弱光地区机插杂交籼稻“减穴稳苗”栽培的群体冠层质量特征
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陶有凤,蒲石林,周伟,邓飞,钟晓媛,秦琴,任万军
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Canopy Population Quality Characteristics of Mechanical Transplanting Hybrid Indica Rice with “Reducing Hills and Stabilizing Basic-Seedlings” in Low-Light Region of Southwest China
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TAO YouFeng,PU ShiLin,ZHOU Wei,DENG Fei,ZHONG XiaoYuan,QIN Qin,REN WanJun
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表6 齐穗期不同田间配置的剑叶光合特征（2017）
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Table 6 Photosynthetic characteristics of different field collocation patterns at heading stage in 2017
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处理
Treatment | 净光合速率
Pn (μmol CO2·m2·s-1) | 气孔导度
Gs (μmol H2O·m2·s-1) | 胞间CO2浓度
Ci (μmol CO2·mol-1) | 蒸腾速率
Tr (mmol H2O·m2·s-1) | | LB | CFC | 14.45b | 0.46a | 301.70a | 6.15a | | RHSB | 16.38a | 0.48a | 294.51a | 6.07a | | HB | CFC | 13.14b | 0.23b | 281.77a | 3.71b | | RHSB | 17.79a | 0.35a | 284.41a | 5.16a | 平均值
Mean | LB | 15.41a | 0.47a | 298.11a | 6.11a | | HB | 15.47a | 0.29b | 283.09b | 4.44b | | CFC | 13.80b | 0.34b | 291.74a | 4.93b | | RHSB | 17.09a | 0.42a | 289.46a | 5.61a | | ANOVA | 基本苗B | 0.01 | 111.16** | 30.65** | 169.42** | | 配置C | 38.31** | 17.95** | 0.70 | 28.06** | | 基本苗×配置B×C | 6.58* | 8.17* | 3.28 | 35.03** |
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