516 



Index 



Water loss, control of, 93. 



Water requirements, 116. 



Waugh, F. A., 346. 



Webber, H. J., 396. 



Weeds, destruction by poisons, 454. 



Wellington, R., 279. 



Wheats, hard, 9. 



Wheeler, H. J., 168. 



Whipple, O. B., 407. 



Whitney, M., 168, 435. 



Whitson, A. R., 248. 



Wickson, E. J M 135, 155. 



Widtsoe, J. A., 135. 



Wiegand, K. M., 414. 



Wiesner, J., 279. 



Wilcox, L. M., 135. 



Wilfarth, 168, 248. 



Wilson, E. B., 34, 493 ; W. E., 224. 



Wilting, 37, 69, 80. 



Wimmer, 168. 



Winton, 137. 



Wollny, W., 135. 



Woods, A. F., 183. 



Woronin, M., 249. 



Xenia, 365, 379 ; false, 368. 

 Xerophytes, 129. 



Zimmermann, A., 279. 



