温室番茄植株养分和光合对水肥耦合的响应及其与产量关系

王虎兵,曹红霞,郝舒雪,潘小燕

Responses of Plant Nutrient and Photosynthesis in Greenhouse Tomato to Water-Fertilizer Coupling and Their Relationship with Yield

WANG HuBing,CAO HongXia,HAO ShuXue,PAN XiaoYan

表5 温室番茄叶绿素含量和气孔导度与净光合速率、蒸腾速率之间的相关关系

Table 5 Correlation of chlorophyll content and stomatal conductance with net photosynthetic and transpiration rate of greenhouse tomato

指标 Index 叶绿素含量 Chl 气孔导度 Gs 52 d 65 d 90 d 118 d 52 d 65 d 90 d 118 d 净光合速率 Pn 0.890** 0.881** 0.921** 0.904** 0.939** 0.855** 0.958** 0.992** 蒸腾速率 Tr 0.504 0.956** 0.917** 0.915** 0.515 0.986** 0.951** 0.986** 气孔导度 Gs 0.880** 0.919** 0.981** 0.910** — — — —