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Bulletin of Botanical Research ›› 2000, Vol. 20 ›› Issue (4): 411-415.

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PATH COEFFICIENT ANALYSIS OF PHOTOSYNTHESIS AND TRANSPIRATION OF ADENOPHORA LOBOPHYLLA AND STOMATA BEHAVIOR

MA Shu-Rong, WU Suang-Xiu, WU Yu, YAN Xiu-Feng, ZU Yuan-gang   

  1. Open Research Lab. of Forest Plant Ecology of Northeast Forestry University, Harbin 150040
  • Received:2000-07-12 Online:2000-12-15 Published:2016-06-14

Abstract: The relationships between altitude changes of photosynthesis and transpiration of A. lobophylla and the stomata behavior are analysed by correlation coefficient and path coefficient analysis. The correlation coefficient were not significant between stomata behavior, photosynthesis and transpiration, and the stomatal limitation for photosynthesis and transpiration of A. lobophylla were not evident. The influences of stomata open were evident on photosynthesis rate and intercellular CO2 concentration of A. lobophylla, and effect of stomata conductance with transpiration rate were big.

Key words: Adenophora lobophylla, stomata behavior, photosynthesis and transpiration, altitude height