XVI CIRCULARS OF THE BUREAU OF PLANT INDUSTRY. 
Page. 
Circular No. 34. — The Work of the San Antonio Experiment Farm in 
1908. 
Fig. 1. Sketch showing the location of fields, crops, etc., on the San 
Antonio Experiment Farm !t 
•Circular No. 37. — Comparative Tests of Sugar-Beet Varieties. 
Fig. 1. Diagram showing the standing of sugar-beet varieties tested, at 
each station and at all stations 7 
2. Diagram showing the standing of sugar-beet varieties tested, for 
each year and for all years 8 
Circular No. 40. — A Simple Method of Detecting Sulphured Barley and 
Oats. 
Fig. 1. Chemicals and apparatus used for detecting sulphured grain 5 
2. Eight bottles filled with solutions, showing the results of tests of 
sulphured commercial barley 7 
3. Seven bottles filled with solutions, showing the results of tests of 
samples containing different percentages of sulphured barley 
and of samples of natural, or unsulphured, barley from the 
agricultural experiment stations of Nebraska, Wisconsin, and 
Kansas 8 
UNIVERSITY OF FLORIDA 
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