LEGEND FOR FIGURE 1 



Figure 1. flrapha showing mean hourly rates of shoot 



elongation in solution cilltures, for tne entire culture period 



(about 1 10 hours) * for the last 24 hours of the period, and 



for the first part of the period (about 86 hours) jand ■ Iso 

 in di st i 1 1 ed - wat er cultures for the entire period, as these 



rates are related to itaaintained temperature. Temperatures are 



shown by abscissas and growth rates by ordinates. 



