12 



CIRCULAR NO. 116, BUREAU OF PLANT INDUSTRY. 



Laboratory of the Bureau of Plant Industry. The necessary appa- 

 ratus is furnished by the Biophysical Laboratory. 



Table I summarizes the results of the climatological observations 

 made during 1911 and 1912. 



Fir:, l. — Sketch of Scottsbluff Experiment Farm, showing the locations of the various 

 crop experiments in 1912. The farm consists of 160 acres. In 1912 it was divided 

 into 062 experiment plats. 



Table I. — Summary of climatological observations <it the Scottsbluff Expreiment 



Farm, in 1911 and 1912. 



Precipitation (Inches). 



[Cir. 116] 



