EXPOSED WATER AND FRESHLY FALLEN RAIN 



169 



Fig. 38. Experiment 51. Retardation of Germination and Growth of Zea Mays 

 by watering, after planting in Soil, with Water exposed to Radium Rajs. Cf. 

 FIGURE 37. 



July 2, 10 : 30 A. M. 



Lupinus 



Radium 

 just up 



Control 

 just up 



July 3, 10:30 A. M. 



Zea Mays 

 Radium Control 



3.00 mm. 45-00 mm. 



0.00 66.00 



32.00 73-00 



0.00 60.00 



35.00 mm. 

 17.50 mm. 



244.00 mm. 

 6r.oo mm. 



Lupinus 



Radium 

 16.00 mm. 

 10.00 



7.00 

 15.00 



48.00 mm. 

 12.00 mm. 



Control 

 10.00 mm. 



2.00 



7.00 

 17.00 



36.00 mm. 

 9.00 mm. 



