INDEX 



277 



Volume of soils 12 



Voorhees 214 



Water, action of, upon rocks and 



soils 50 



bottom 26 



capillary 27 



capillary, conservation of 



31. 3 2 , 33 



hydroscopic 28 



losses by evaporation 30 



losses by transpiration 30 



of soil 26, 41 



of soil influenced — 



by drainage 41 



plowing. .35, 36 

 forest regions, 4 1 

 manures. .39, 98 



Water of soil influenced — 



by mulching. • • .36 

 rolling ......34 



subsoiling . . .35 



required by crops 25 



Warington 119,121, 123, 229 



Weeds, fertility in 203 



Weight of soils 11 



Wheat, fertilizers for 223 



food requirements of 229 



soils 22, 23 



W 7 hitney 17, 47 



Wilfarth 109 



Wood ashes 191 



Wool waste 204 



Zeolites 57, 139 



pSE LIB 6^ 



OF THK 



UNIVERSITY 



P^ 



calm 



