24 DEPARTMENT OF AGRICULTURE BULS. 976-1000. 



Wheat — Continued. Bulletin No. Page, 



production in United States and foreign countries, 1901- 



1920 : 982 168-171 



purchasing power. 1S90-1920, 1909-1921. and 1867-1920- 999 { jjjj' gj ®g' 



yields under different rotations and cultural methods, 



1909-1919 991 3-21,24 



Wilson, C. P., E. M. Chace, and C. G. Church, bulletin on 



" Composition of California lemons'* 993 1-18 



Wine, foreign countries, statistics 987 < -„' „„' 



Wireworms, injury to sugar beets 995 49 



Wisconsin — 



farm labor, distribution by months 1000 56 



f 9-11,16- 



10 Q-1 QO 



field crops, production, labor and material requirements- 1000 < 2ollci "o 



52 



market prices of cheese, 1919-1920 982 148-149 



Wood- 

 distillation, publications, list 989 16 



pine, requirements for production of pine-oil 989 2 



waste — 



amount available in lumber production 983 3^ 



annual, estimates 983 3-A 



annually, value 983 4-5 



manufacture of ethyl alcohol from, bulletin by F. W. 



Kressman 983 1-100' 



utilization limitations 983 5-6 



Woods — 



relation to ethyl alcohol production from wood waste, 



studies 983 56-59 



species — 



sugar and alcohol yields , 983 69-83 



yields of acid 983 84 



Wool- 

 farm prices, by months. 1909-1921 999 39, 42, 45 



foreign countries, statistics 987 5-63 



imports and exports, world countries, 1910-1920 982 135-141 



market statistics, prices, exports and imports, 1910-1920- 9S2 131-142 

 prices — 



farm and wholesale, comparisons in different States- 999 18 



wholesale, during Civil War and World War periods- 999 13, 14, 31 

 Work stock. See Horses, work. 



f 1-4 12— 



World War period, prices of farm products, fluctuation 999 < , fi 2S-S*" 



Yarns, cotton, tinged and stained, strength tests 990 ' 5-6 



Yeast, nature and propagation for wood-alcohol production 983 19-20 



o 



