INDEX. 



15 



Bulletin 

 No. 



Hhinacloa forticornh , value in destruction of red spider 416 



Rhyncholophus pilosus, value in destruction of red spider 416 



Road work, utilization of con^'ict labor, advantages and objec- 

 tions 414 



Roads — 



building, cost of labor and materials 407< 



con\T.ct work, historical notes 41 1 



macadam, cost of construction by convicts and by free 



labor 414 



presei'vation and dust prevention, progress reports of 



experiments, 1915 407 



siirface treatment, experiments ■ 407 



work by con\dct labor, bulletin by J. E. Pennypacker, 



H. S. Fairbank, and Dr. W. F. Draper 414 



Rocky Ford muskmelons, production and marketing 401 



Roller, land, day's work 412 



Rot, diseases of western yellow pine, nature and injury 418 



Rj^e, growing at Akron Field Station, Colo 402 



Salix alha, injury by Cottonwood borer 424 



Sanitation, camp, disposal of excreta and sewage 414 



Sap rot, disease of western yellow pine, nature 418 



Sawmills, cutting western yellow pine, output and lumber 



grades 418 



ScHLEussNER, O, W., and C. W. Kitchen, bulletin on ' 'Mar- 

 keting and distribution of western muskmelons in 1915".. . -401 1-38 



Scolothrips scxmaculatus, Yalne in destruction of red sipider.. . 416 37-38 



Seeding, cereals, rates and dates at Akron Field Station 402 13, 17, 18, 22, 27 



Seeds, Sudan grass, characters distinguishing from Johnson 



grass, bulletin by F. H. Hillman 406 



Seius qundripilis, value in destruction of red spider 416 



Sheep 



feeding lupines, experiments 405< 



poisoning by lupines 405 



s^onptoms of lupine poisoning 405 



treatment to avoid lupine poisoning 405 



Shippers, muskmelon, contracts with growers 401 



Shipping- 

 agencies, live-stock, types 403 



associations — 



financing 403 



system of accounts for, bulletin by John R. Hum- 

 phrey and W. H. Kerr 403 



Skunk, values as enemy of Calosoma, experiments 417 



Sleeping quarters, convict camp, sanitation 414 



Soap sprays, preparation and use against red spider 416 



Sodium arsenite, use for destruction of weeds 416 



Solanurn, spp., hosts of eggplant tortoise beetle 422 



SoLLMAx, ToRALD, pharmacological investigations of lupines. 405 



Sorghums, grain, growing at Akron Field Station, Colo 402 



South Carolina, convict laljor for road work, digest of law 414 



South Dakota, convict labor for road work, digest of laws. . .. 414 



Sow thistle, host of red spider 416 



Sphuerophorifi cylvndricfj , value in destruction of red spider. . . 416 

 Spider, red — 



injury to cott<^>n, history and distribution 416 



on cotton, bulletin by E. A. McGregor and F. L. Mc- 



J^onough 416 



■See also Red spider. 

 "Spike-top," occurrence in western yellow pine, cause and 



injury 4J8 



43 

 36 



10-29 



23, 28, 35, 



37, 44, 54 

 6-11 



24 



1-71 



24-71 



218 



31-35 



& 



14 



31 



1,4 



89-108 



14 



34-35 



1-5 

 3ft 



14-19, 21-25, 



28-29, 29-41 



2-4, 9-13, 



14-19, 21-25, 



28-29, 39-41 



9-13, 33-36 



41-42- 



3-7 



1-15 



10-11, 12, 13 



108-115 



66 



60 



1 



7-13 



32-33 



212 



212-213 



5 



52 



1-3 



1-72 



16. 



