Killing of Plant Tissue by Low Temperature 



159 



Table 1. Showing Effect of Watering With Mineral Solu- 

 tions ON Sap Density and Hardiness in Zea Mays Plants. 



Watered 

 With 



Potassium Chloride 



(.0804 N).. ... . .. 



Potassium Chloride 



(.0402 N)..^ ...... 



Ammonium Chloride 



(.0804 N) 



Ammonium Chloride 



(.0402 N) 



Potassium Chloride 



(.0804 N) 



Potassium Chloride 



(.0402 N) 



Ammonium Chloride 



(.0804 N) 



Ammonium Chloride 



(.0402 N) 



Potassium Chloride 



(.0804 N) 



Potassium Chloride 



(.0402 N) 



Ammonium Chloride 



(.0804 N) 



Ammonium Chloride 



(.0402 N) 



Potassium Chloride 



(.0804 N) 



Potassium Chloride 



(.0402 N) 



Ammonium Chloride 



(.0804 N) 



Ammonium Chloride 



(.0402 N) 



Potassium Chloride 



(.0804 N) 



Potassium Chloride 



(.0402 N) 



Ammonium Chloride 



(.0804 N) 



Ammonium Chloride 



(.0402 N) 



I'otassium Chloride 



(.0804 N) 



Potassium Chloride 



(.0402 N) 



Ammonium Chloride 



(.0804 N; 



Ammonium Chloride 



(.0402 N) 



Potassium Chloride 



(.0804 N) 



