352 



Journal of Agncultural Research 



Idaho. Table III gives the percentage of manganese only in wheat 

 from different regions, while Table IV gives the percentage of manganese 

 found in various other grains. 



Table I. — Iron and manganese in Colorado iiheat 



Defiance. .. 



Do 



Do 



Do 



Red Fife... 



Do 



Do 



Do 



Kuban ka. .. 



Do 



Do 



Do 



Defiance . . . 

 Marquis. .. . 

 Red Fife... 

 Kubankaa. 

 Kubanka &. 



Fertilizer per acre or other treatment. 



80 pounds of nitrogen. . . . 

 40 pounds of phosphorus. 

 150 pounds of potassium. 



None 



80 pounds of nitrogen. . . . 

 40 pounds of phosphorus. 

 150 pounds of potassium. 



None 



80 pounds of nitrogen .... 

 40 pounds of phosphorus. 

 150 potmds of potassium. 



None 



Fallowed i year 



do 



do 



Manganese. 



1 Yellow berry; soft. b Flinty; hard. 



Table II. — Iron and manganese in Idaho -wheat a 



o I am indebted to Mr. Don. H. Bark, of Boise, for these samples. 

 Table III. — Manganese in wheat from different localities > 



o I am under obligation to the respective officers of the various experiment stations for the samples of 

 American and Canadian wheats and to the Bureau of Plant Industry. United States Department of Agri- 

 culture, for the samples of foreign wheats. 



