(Q101104303)
Statements
THE RELATIONSHIP BETWEEN PHOTOSYNTHETIC CHARACTER AND ADVENTITIOUS ROOTS IN FLOODED CLEISTOCALYX OPERCULATUS SEEDLINGS (English)
淹水时水翁幼苗光合特性与不定根的关系(简报) (Chinese)
JING Yuan-xiao/靖元孝
CHEN Zhao-ping/ 陈兆平
CHENG Huiqing/ 程惠青
MO Xi-mu/ 莫熙穆
Flooding induced the changes in net photosynthetic rate (Pn), stomatal conductance (Gs) and transpiration rate (Tr) of 17-month-old seedlings of Cleistocalyx operculatus. (English)
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淹水引起水翁幼苗净光合速率、气孔导度和蒸腾速率发生变化.淹水5 d后,水翁幼苗净光合速率、气孔导度和蒸腾速率慢慢下降.但从淹水第35天开始,部分水翁幼苗在淹水的茎部产生不定根,有不定根的水翁幼苗的净光合速率、气孔导度和蒸腾速率逐渐提高,到第80天后维持在较高水平.有不定根的水翁幼苗的净光合速率、气孔导度和蒸腾速率的日进程呈双峰型,回归分析表明,净光合速率与气孔导度呈正相关(r=0.69,p. (Chinese)
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