472 Report of the Horticulturist of the 



trated in Plate XLIV. The soils were arranged, as shown by the 

 diagram, in plats each having an area 15 1-4 sq. ft. inside measure- 

 ment. A line of tile extended along the middle of the bottom 

 of each plat with an upright tile at one' end leading to the sur- 

 face through which the plats were watered. 



The soils were arranged in plats on the two benches as shown 

 in the accompanying diagram. The figures designate the numbers 

 of the soil mixtures. 



