642 



Index to Volume IX 



suitable for cotton. 90: 266. 



for hegari. Cir. 33. 



for olives. 94: 497. 



for Rhodes grass. Cir. 36. 



for Sudan grass. Cir. 35. 



for sweet clover. Cir. 34. 

 surveys. 1921: 600. 



Solanum jasminoidcs. 1920: 462. 



Sophora japonica. 1919: 431. 



"Sore shin" on cotton. 90: 268; 1918: 



301; 1921: 611. 

 Sorghums: 



at Prescott Dry-Farm. 1918: 293" 

 1919: 415-416. 



at Salt River Vallev Farm. 1918: 287, 

 291. 



at Sulphur Spring Valley Dry-Farm. 

 1918: 294-295; 1919: 416; 1920: 

 442, 445. 



at University Farm. 1918: 296. 



at Yuma Date Orchard and Horticul- 

 tural Station. 1918: 295. 



breeding. 1918: 320-321. 



ensilage. 91: 363; 1918: 293; 1919: 

 411. 416. 418. 



forage. 1918: 291, 295; 1920: 442. 



grain. 1918: 293, 294, 295, 320-321; 

 1919: 418. 



hegari. Cir. 33. 



in Salt River Valley. 85: 64. 



on dvnamited soil. 1918: 295; 1919: 

 419; 1920: 445; 1921: 570. 



on the Yuma Mesa. 89: 262. 



not affected by root rot. 90: 274. 



seed testing. Cir. 40. 



Sudan grass. Cir. 35. 



transpiration ratio of. 88: 208. 



varieties and methods of culture. 

 1919: 418; 1920: 443; 1921: 566. 



varietv tests. 1918: 291, 293, 295; 

 1919: 416. 

 Southwestern cotton stainer (D\sdercus 

 albidkriitris Stal.). 87:^190-192. 

 Soy beans: 



as cover crop. 94: 507. 



seed testing. Cir. 40. 



studies. 1918: 287, 288. 294, 296; 

 1919: 417; 1920: 443; 1921: 565. 



unsuited to Arizona conditions. 1919: 

 418: 1921: 565. 

 Spanish dagger, or palmilla, or soap- 

 weed (Yucca data): 



as emergency forage. 1918: 298, 299- 

 300. 324. 



chemical composition of. 1919: 411. 

 Sparteum juiiccuni. 1919: 431. 

 Sphacrotbeca mors-nvac causing pow- 

 dery mildew of gooseberry. 1921 : 

 613'. 



S.pantwsa causing powderv mildew of 



rose. 1921: 615. 



Spider, two-spotted red (Tetranychus bi- 



maciilatus Harvey). 87: 201-202. 



Spinach. 1918: 301. 



as a market garden crop. 1918: 311- 



312. 

 diseases. 1921: 614. 

 tests. 1918: 312; 1919: 444. 

 Spruce top grama (Bouteloua bro- 



moidcs). 1919: 411. 

 Square daubers, cotton (Lygus elisus 

 lies penis Knight, and L. pratcnsis 

 var. oblincatus "Say). 87: 186- 

 190; 1918: 22,7. 

 Standard Oil Companv: 

 tests of fuel oil from. 92: 410-412, 

 414, 415. 

 Stanley, E. B. 93: 485-491: 1920: 429, 

 432, 449-454; 1921: 553, 573-575. 

 State Fund. 1918: 282-286; 1919: 399- 

 403; 1920: 431-435; 1921: 553- 

 556. 

 Staticc arborca. 1919: 431. 



S.pscudarineria. 1919: 431. 

 STEERS, RANGE, FEEDING COT- 

 TON SEED AND COTTON 

 SEED PRODUCTS TO. 93: 

 485-491; 1921: 574. 

 Steris^niatocvstis, present in date rot. 



1921: "607. 

 Stictocepliala festina Sav (alfalfa hop- 

 per). 87: 189. 

 Storage facilities in Salt River Valley. 



85: 14-15. 

 Strawberries: 

 as host of red spider. 87: 201, 202. 

 variety test. 1920: 474. 

 Strawberrj- Vallev reservoir site. 95: 



533. 

 Stream flow measurements. 1921: 599, 

 Colorado River. 95: 532. 

 Rillito River. 1919: 450. 

 Santa Cruz River. 1919: 450. 

 STUDY OF MARKETING CONDI- 

 TIONS IN THE SALT RIVER 

 VALLEY, A. 85: 5-68. 

 alfalfa. 85: 21-25. 

 cantaloupes. 85: 38-42. 

 climate. 85: 9-11. 

 cotton. 85: 29-38. 

 dairv products. 85: 25-29. 

 fruit. 85: 43-49. 

 general problems and difficulties. 85: 



62-66. 

 general remedial measures. 85: 66-69. 

 geography and topographv. 85: 7-9. 

 grain. 85: 18-21. 

 honev. 85: 42-43. 



