OPTIMAL REGULATION OF GAS-EXCHANGE - EVIDENCE FROM FIELD DATA

被引:43
作者
BERNINGER, F
HARI, P
机构
[1] Helsinki University, Institute of Forest Ecology, Helsinki, SF 00170
关键词
PINUS-SYLVESTRIS (L); STOMATAL CONDUCTANCE; PHOTOSYNTHESIS; TRANSPIRATION; OPTIMIZATION; FIELD MEASUREMENTS; MATHEMATICAL MODEL; LAGRANGIAN METHOD;
D O I
10.1006/anbo.1993.1017
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Since the work of Cowan in 1977 it has been assumed that plants regulate their stomata in a way that maximizes photosynthesis at a constant average rate of transpiration. The approach was further developed by Hari et at. (1986) by introducing additional assumptions which enabled the mathematical solution of the optimization problem using the Lagrangian method. The solution is tested for Scots pine seedlings against field data. The results support the optimization hypothesis. © 1993 Annals of Botany Company.
引用
收藏
页码:135 / 140
页数:6
相关论文
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