Trial 

 Number. 1 



Trial 

 Number. 9 



Experiments with Humogen. 

 SERIES I continued. 



Trial 

 Number. 



10 



12 



The accompanying illustrations show 

 the comparative growth of each section, 

 and the numbers will facilitate reference 

 to the table of dressings printed on the 

 preceding page. 



All the photographs were taken on 

 the same date. 



Trial 



Number. 13 



For weights of the produce, see 

 pages 6/08. 



