192 



Plant Physiology 



CALCIUM versus MAGNESIUM 



USE 



SOLUTION CONTAINS 



1. 



o. 



4. 



5. 



6. 



7. 



125 cc. Ca(NO 3 ) 2 . 

 50 



125 cc. distilled water. 

 125 cc. ^ Mg(NO 3 ) 2 . 

 125 ce. distilled water. 



50 cc. ^Mg(NO 3 ) 2 . 

 50 



[ 200 cc. distilled water. 



25 cc. ^ Mg(NO 3 ) 2 . 

 50 



225 cc. distilled water. 



125 cc. -^ Ca(NO 3 ) 2 . 

 50 



125 cc. ^Mg(N0 3 ) 2 . 

 oU 



125 cc. |J Ca(NO 3 ) 2 . 



50 cc. Mg(N0 3 ) 2 . 

 50 



75 cc. distilled water. 



125 cc. ^ Ca(NO 3 ) 2 . 

 50 



25 cc. ^Mg(N0 3 ) 2 . 

 50 



100 cc. distilled water. 



f 125 cc. ^ Ca(NO 3 ) 2 . 

 i 50 



[ 125 cc. nutrient sol. 



9. 



[ 125 cc. nutrient sol. 

 10. Distilled H 2 O. 



Ca(N0 3 ) 2 and Mg(NOs) 2 . 



- Ca(N0 3 ) 2 and - Mg(N0 3 ) 2 . 



Ca(N0 3 ) 2 and Mg(NO 3 ) 2 . 



Ca(NO 3 ) 2 and nutrient sol. 

 100 



-^- Mg(NOs) 2 and nutrient sol. 



J.L/U 



Distilled water. 



