INDEX. 19 



Washington — 



cooperative organizations — Bulletin No. Page. 



digest of laws _ 547 76 



types, membership, and volume of business, 1912-1915 547 23 



road-building rock, physical tests 537 15 



Waste, shrimp, utilization 538 7-8 



Weeds, range, description, and forage value 545 37-54 



Weevil, white-pine, injury to spruce, note 544 27 



West Indies, Mediterranean fruit fly, distribution and ravages 536 6 



West Virginia — ■ 



cooperative organizations, types, membership, and volume of 



business, 1912-1915. 547 24 



road-building rock, physical tests 537 15, 22 



Wheat- 

 grass, mountain, description, habits, and forage value 545-^ ' ?A 



growing — 



labor requirements 528J 15-16 ' ^ 



succession of operations 528 10-11 



yield, effect of fall irrigation in South Dakota 546 6, 7 



Wi fruits, infestation with Mediterranean fruit fly 536 24, 47 



Wilcox, R. B., and Neil E. Stevens, bulletin on "Rhizopus rot 



of strawberries in transit " 531 1-22 



Willow, fire, description, habits and forage value 545< ' r A 



Wind, spread of Mediterranean fruit fly 536 21 



Wisconsin- 

 cooperative organizations — 



digest of laws 547 77 



C24 QQ 4«2_ 



types, membership, and volume of business, 1912-1915 547<^ ' ' 2 9 



road-building rock, physical tests 537 16, 22 



Wood, preservative treatment of crossties 549 6-8 



Woodworking — 



farm, exercises for rural schools 527 2-38 



terms 527 6-7 



Woolly weed, description, habits and forage value 545-j ' %A 



Wyoming, cooperative organizations — 



digest of laws 547 77 



types, membership, and volume of business, 1912-1915 547 24 



{CO C| CO 

 ' fiO 



Zinc chloride, preservative for crossties, number treated, 1915 549 7 



o 



