ANALYSES OF MAIZE. 175 



TIME. OBSERVATIONS, FARTS AND PROPORTIONS. QUANTITIES. PERCENTAGE. 



PROPORTIONS. 



July 19. 1. Stalk 60-4 grs. 



Water 56-16 92-98 



Dry matter 4-24 7-02 



Ash -68 1-126 



Percentage of ash calculated on the dry matter, 16-038 

 Ash tastes decidedly of caustic potash. 



2. Sheaths ....... 242-5 



Water 225-75 93-092 



Dry matter 16-75 6-908 



Ash 2-62 1-081 



Percentage of ash calculated on the dry matter, 15 '642 



Ash tastes of salt and potash. 



3. Leaves ........ 544-5 



Water 479-25 88-016 



Dry matter 65-25 11-984 



Ash 6-64 1-219 



Percentage of ash calculated on the dry matter, 10" 176 



Ash saline, with a slight taste of caustic potash. 



4. Roots (treated as before described) - - 140 "4 



Water 121-87 86-802 



Dry matter - 18-53 13-198 



Ash 1-76 1-253 



Percentage of ash calculated on the dry matter, 9-498 



July 26. Average height of corn, 49 inches. Increase in 



height during the last week, 6 inches : a 

 little less than 1 inch per day. Length of 

 stalk from 4 - 5| inches, with 8 joints. Tas- 

 sels from 1-3 inches in length. 

 About the average weight of each plant - - 2039 - grs. 

 Increase in weight during the last week - 1191-6 



Average increase in weight per day - - 170-22 

 Average increase in weight per hour - - 7-09 



Relation of the different parts of one plant to 

 each other : 



Stalk 



Sheaths ...... 



Leaves ....... 



Tassels 



2039- 100- 



338-8 



16-125 



690-5 



34-056 



1002-5 



49-466 



7-2 



•353 



