UNIVERSITY OF ARIZONA 

 AGRICULTURAL EXPERIMENT STATION 



Bulletin No. 80 



Reprinted from I'liiversity of California Publications in Agrioultural Sciences. "\'ol. 1. 



Xo. 12, being No. 4, co-operative, between other institutions and tlie 



University of Arizona Agricultural Experiment Station 



CERTAIN EFFECTS UNDER IRRIGATION 

 OF COPPER COMPOUNDS UPON CROPS 



BY 



R. H. Forbes 



TUCSON, ARIZONA, DECEMBER 15, 1916 



LIBRARY 

 NEW YORK 



OARDSiV 



UNIVERSITY OF CALIFORNIA PRESS 

 BERKELEY 



