General Bulletin Index 
69 
Whipple (Continued) — 
Top- working fruit trees. B. 147, 
1909. 
Western slope fruit investigations 
1906. Report of the field horti- ' 
culturist. B. 118, 1907. 
Western slope fruit inevstigations. 
Report of the field horticulturist. 
P. B. 43, 1907. 
Western slope fruit investigations. 
R. 19-21, 1906-1908. 
White- 
arsenic. See Arsenic, white, 
hellebore. See Hellebore, white. 
Whorled milkweed. See Milkweed, 
whorled. 
' Wild — 
bean. See Lupines, 
cherry, notes. B. 211:36, 1915. 
pea. See Lupines, 
rye. See Elymus canadensis 
Williams, John O. 
Horse Breeding Experiment Sta- 
tion. Report of. R. 22-26, 1909- 
1913. 
Information concerning the Colo- 
rado Carriage Horse Breeding 
Station. B. 166, 1910. 
Windbreaks and shelter belts for the 
plains. B. O. Longyear. P. B. 35, 
1907. Same. B. 123:15, 1907. 
Windmill irrigation. Hints to plains 
settlers. J. E. Payne. P. B. 53, 
1910. 
Windsor reservoir, water analysis. B. 
82:24, 1903. 
Winesap apples, thinning. B. 170, 1910. 
Winter and frost injuries of fruit trees. 
Thinning of the winesap. R. S. Her- 
rick. B. 170, 1910. 
Winterhalter, Mr. fertilizer experiments, 
1904. B. 183 :14, 1912. 
Wire grass (Juncus balticus.) B. 12 : 
125, 1890. 
(Poa compressa.) B. 12 :13, 1890. 
(Aristida longiseta.) B. 211:19, 
1915. 
Woodbury blight cure-^ 
ineffectiveness of. P. B. 6, 1900 ; 
Same. B. 64 :17, 1901. 
Woods, W. Market development of the 
Rocky Ford cantaloupe. B. 108 :14, 
1906. 
Woody aster (Xylorhiza parryi ) — 
poisoning by. B. 211 :65, 1915. 
Wooly aphis. See Aphis, W'ooly. 
Wooly plant louse. See Aphis, Wooly. 
Wray, Colorado — 
precipitation 1890-1911, B. 182 :56, 
1912; 1890-1917, B. 245:62, 1918. 
Xanthiwn echinatum. See Cocklebur. 
Xylan in alfalfa hay. B. 39 :18, 1897. 
Xylorhiza parryi. See Woody aster. 
Yellow berry in wheat, its cause and 
prevention. W. P. Headden. B. 205, 
1915. 
Yuma, Colorado — 
precipitation 1891-1911, B. 182:54, 
1912; 1891-1917, B. 245:59, 1918. 
Yuma County, agriculture. B. 59 :12, 
1900. 
Zinc arsenic. B. 210 :44, 1915. 
Zophodia hella. See Currant fruit 
worm ; Gooseberry fruit worm. 
Zygadenus ven^nosus See Death camas. 
