Arizona Agricultural Experiment Station 



647 



JJ'isli::e)iia refrocta (vellow bee flower). 



1921: 585. 

 Wood. C. T. 90: 265-275: 1920: 431. 

 Wool : 



marketin.s?. 1918: 329-330. 



prices. 1920: 449. 

 Woolly-foot (Boutcloiia eriopoda): 



chemical composition of. 1919: 411. 

 Workinjr. D. W. 1919: 397-403; 1920 



425-435; 1921: 547-556. 

 Worms: 



corn car. 87: 175-178. 



cotton boll. 87: 175-178. 



cotton leaf. 87: 181-183. 



screen tomato. 87: 176. 

 Wyoming: 



interest of in Colorado River develop- 

 ment. 95: 529-532. 



Vampa River, reservoir site. 95: 533. 

 Vellow bee flower (Wislisenia refractaj: 

 as an alkali indicator. 1921 : 585. 

 as a source of hone}-. 1921: 585. 

 Yellow Jasmine (Jasiiiinuui liuinile). 



1920: 461. 

 Yucca data ( soapweed, or palmilla, or 

 Spanish dat^er). 1918: 298, 299- 

 300, 324; 1919: 411. 

 Yuma Alfalfa Seed Growers' Associa- 

 tion. 1920: 447. 

 Yuma Date Orcliard and Horticultural 

 Station : 

 citrus fruits. 1918: 303: 1919: 440- 

 441; 1920: 469-470: 1921: 587- 

 588 

 dates. 1918: 304-309: 1919: 439-440: 

 1920: 470; 1921: 589-590. 



; 1919: 

 592. 



595. 



312; 



deciduous fruits. 1918: 303: 1921 



594. 

 field crops. 1918: 295. 

 Irish potatoes. 1918: 310-311 



442-443: 1920: 475; 1921: 

 miscellaneous. 1920: 474. 

 new fruits. 1919: 441 ; 1921: 

 oHves. 94: 495; 1920: 470. 

 ornamental gardening. 1918 



1919: 445. 

 spinach. 1919: 444. 

 tomatoes. 1919: 444-445. 

 YUMA MESA, THE. 89: 225- 

 climate. 89: 227-233. 

 crops. 89: 246-263. 

 investigations. 1918: 341-342. 

 soils. 89: 234-245. 

 topography. 89: 226-227. 

 water supply. 1919: 454-455; 



479. 



Yuma Valley: 

 cotton aphis in. 87: 198-200. 

 estimated irrigable lands. 95: 

 right to increase irrigation. 95 

 vetches. 1919: 417. 



-263. 



1920: 



530. 

 i: 543. 



Zimmerman, Hazel. 1919: 399: 1921: 



551. 

 Zisyphus jujube. 1920: 473. 

 Z. satk'a (common jujube). 1919: 

 441: 1920: 462, 473; 1921: 595. 

 Zoology : 



experimental work. 1918: 399-400. 

 projects. 1918: 283. 

 Zys.adcnus elegans (death camas). 1918: 

 299; 1920: 456; 1921: 579. 



