The Antelope Valley 304 



Transpiration studies 305 



Station pumping plants 305 



Test of pumping plant 307 



Guarantees for pumping machinery 308 



Concrete water and oij tanks 308 



Additional field at University Farm 309 



Irrigation conference 310 



Silo at University Farm 310 



The Weather .' 311 



Educational ;••••. ^^Z 



Agricultural instruction in the University 317 



Agricultural instructjon in the State 318 



Farmer's Short Course 319 



ILLUSTRATIONS 



Fig. 1 . Alfalfa in seed near Yuma Frontispiece 



Fig. 2. Johnson grass on Experiment Station Farm near Mesa 243 



Fig. 3. Sudan grass at Yuma 244 



Fig. 4. Dwelling and farm buildings at Prescott Dry-farm 263 



Fig. 5. Tcpary beans in Sulphur Spring Valley 268 



