INDEX 



271 



Wheat, chemical differences according 



to soil, 118 



WHITFIELD (R. P.)> on dwarfing in- 

 ducing unisexuality in Lynin&a, 



200 

 WILLOUGHBY (F.), on hellebore and 



water-dropwort not being toxic for 



the common quail, 139 

 WINTZENRIED (L.), on the action of 



brucin, 132 



WOODHEAD, see IRVINE 

 Wool of sheep, relation to food, 90 ; 



chemical differences according to 



breeds, 117 



Y. 



YuNG(E.), on the influence of the 

 nature of food on the development 

 of tadpoles, 199 



Zea Mays, sexuality and nutrition, 

 108 ; dwarfed, 75 



THE END 



RICHARD CLAY AND SONS, LIMITED, LONDON AND BUNGAY. 



