32 



ninety-six hours this increase was less than fifteen percent showing 

 that the beneficial effect was lost as the plants matured. 



(b). The gain in the hypocotyls by use of an optimum current 

 was about thirteen per cent or a little less than that of the radicles 

 in the same lots of seeds. 



12. Electricity when applied hourly to germinating seeds or 

 growing plants, does not lose its effect but acts as a constant stimu- 

 lation to their growth and development. 



