ILLINOIS. 35 
168. A study of the development of growing pigs with special reference to the influence of the quantity of 
protein consumed. By A. D. Emmett, H. S. Grindley, W. E. Joseph and R. H. Williams. Mar., 
1914. Also abstract edition. 
169. A study of the ash content of growing pigs with special reference to the influence of the quantity of 
protein consumed. By R. H. Williams and A. D. Emmett. May, 1914. Also abstract edition. 
170. Coefficients of digestibility of some common rations for swine. By William Dietrich and H. S. Grind- 
ley. May, 1914. Also abstract edition. 
171. A study of the phosphorous content of growing pigs with special reference to the influence of the 
quantity of protein consumed. By R. H. Williams and A. D. Emmett. June, 1914. Also 
abstract edition. 
172. A study of the digestibility of rations for steers with special reference to the influence of the character 
and the amount of feed consumed. By H. W. Mumford [and others]. June, 1914. Also abstract 
edition. 
173. A study of the forms of nitrogen in growing pigs with special reference to the influence of the quantity 
of protein consumed. By W. E. Joseph. June, 1914. Also abstract edition. 
174. An efficient and practicable method for controlling melon lice. ByC.E. Durst. July, 1914. 
175. Experiments in onion culture. By J. W.Lloyd. July, 1914. Also abstract edition. 
176. The use of commercial fertilizers in growing carnations. By H. B. Dorner, F. W. Muncie, and A. H. 
Nehrling. Nov., 1914. Also abstract edition. 
177. Radium as a fertilizer. By C. G. Hopkins and W. H. Sachs. Jan. ; 1915. 
178. Recent Illinois work on the corn root-aphis and the control of its injuries. By S.A.Forbes. Jan., 1915. 
179. A biochemical study of nitrogen in certain legumes. By A. L. Whiting. Mar., 1915. Also abstract 
edition. 
180. Observations and experiments on the San Jose" scale. By S. A. Forbes. Mar., 1915. 
181. Soil moisture and tillage for corn. By J. G. Mosier and A. F. Gustafson. Apr., 1915. 
182. Potassium from the soil. By C. G. Hopkins and J. P. Aumer. May, 1915. 
183. Prices and shrinkage of farm grains. By W. L. Burlisonand O. M. Allyn. Nov., 1915. 
184. Tests with nitrate of soda in the production of early vegetables. By J. W. Lloyd. Nov., 1915. 
185. Field experiments in spraying apple orchards. By B. S. Pickett [and others]. Feb., 1916. Also 
abstract edition. 
186. A general survey of the May beetles (Phyllophaga) of Illinois. By S. A. Forbes. Feb., 1916. 
187. The influence of trees and crops on injury by white grubs. By S. A. Forbes. Feb., 1916. 
188. Methods of fertilizing sweet potatoes. By C. E. Durst. Apr., 1916. 
189. Parasitic rhizoctonias in America. By G. L. Peltier. June, 1916. Also abstract edition. 
190. Soil bacteria and phosphates. By C. G. Hopkins and A. L. Whiting. June, 1916. 
191. Yields of different varieties of corn in Illinois. By W. L. Burlison and O. M. Allyn. Aug., 1916. 
192. Feeding pure-bred draft fillies. By J. L. Edmonds. Dec, 1916. 
193. Summary of Illinois soil investigations. By C. G. Hopkins, J. G. Mosier, and F.C.Bauer. Dec, 1916. 
194. A new limestone tester. By C. G. Hopkins. Jan., 1917. Bui. 194 supersedes Cir. 185. 
195. fields of spring grains in Illinois. By W. L. Burlison and O. M. Allyn. Jan., 1917. 
196. The use of commercial fertilizers in growing roses. By F. W. Muncie. Feb., 1917. Also abstract 
edition. 
197. A study of the rate and economy of gains of fattening steers with special reference to the influence of 
the amount and the character of feed consumed. By H. W. Mumford, H. S. Grindley, A. D. 
Emmett, and Sleeter Bull. Mar., 1917. Also abstract edition. 
198.' Soybeans and cowpeas in Illinois. By W. L. Burlison and O. M. Allyn. Apr., 1917. 
199. Germ content of milk: I, As influenced by the factors at the barn. ByM. J. PruchaandH.M. Weeter. 
May, 1917. 
200. Digestion experiments with pigs with special reference to the influence of one feed upon another, and 
to the individuality of pigs. By H. S. Grindley, W. J. Carmichael, and C. I. Newlin. May, 1917. 
Also abstract edition. 
201. Yields of winter grains in Illinois. By W. L. Burlison and O. M. Allyn. June, 1917. 
202. Is symbiosis possible between legume bacteria and non-legume plants. By T. J. Burrill and Roy 
Hansen. July, 1917. Also abstract edition. 
203. Seed production in apples. By C. S. Crandall. Aug., 1917. Also abstract edition. 
204. Germ.content of milk: II, As influenced by the utensils. By M. J. Prucha, H. M. Weeter, and W. H. 
Chambers. Feb., 1918. 
205. The grasses of Illinois. By Edna Mosher. Mar., 1918. 
206. Field experiments in spraying apple orchards in 1913 and 1914. By B. S. Pickett, O. S. Watkins, 
W. A. Ruth, and A. J. Gunderson. Apr., 1918. Also abstract edition. 
207. Washing of soils and methods of prevention. By J. G. Mosier and A. F. Gustafson. Apr., 1918. 
208. Climate of Illinois. By J. G. Mosier. Apr., 1918. Also abstract edition. 
209. Fertilizing constituents excreted by two-year old steers. By H. S. Grindley, H. W. Mumford, A. D. 
Emmett, and Sleeter Bull. June, 1918. Also abstract edition. 
210. Field investigations of forage poisoning in cattle and horses. By H. P. Rusk and H. S. Grindley. 
June, 1918. 
211. Apple-bud selection; apple seedlings from selected trees. By C. S. Crandall. June, 1918. Also ab- 
stract edition. 
212. Limestone action on acid soils. By Robert Stewart and F. A. Wyatt. Jan., 1919. Also abstract 
edition. 
213. Two Illinois rhubarb diseases. By F. L. Stevens. Jan., 1919. 
214. Spring wheat for Illinois. By W. L. Burlison and R. W. Stark. Feb., 1919. 
215. A study of the relative reliability of official tests of dairy cows. By W. W. Yapp. Feb., 1919. Also 
abstract edition. 
216. The cost of milk production computed on the year basis. By F. A. Pearson. Apr., 1919. 
217. An apple canker due to Cytosvora. By F. L. Stevens. May, 1919. 
218. The pruning of winter-injured peach trees. By A. J. Gunderson. May, 1919. 
219. Illinois crop yields from soil experiment fields. By C. G. Hopkins, F. W. Garrett, J. E. Whitchurch, 
and H. F. T. Fahrnkopf. May, 1919. 
220. Black spot of onion sets: Volutella circinans and its perithecial form, Cleistothecopsis circinam. By 
F. L. Stevens and Esther Y. True. May, 1919. 
221. Snapdragon rust. By G. L. Peltier. Aug., 1919. 
222. Field experiments in spraying apple orchards for the control of apple blotch. By A. J. Gunderson. 
Sept., 1919. 
223. Carnation stem rot and its control. By G. L. Peltier. Sept., 1919 
224. The seasonal cost of milk production. By F. A. Pearson. Dec, 1919. 
225. Nitrate production in field soils in Illinois. By A. L. Whiting and W. R. Schoonover. Mar., 1920. 
Also abstract edition. 
226. Variationsin farrow, with special reference to the birth weight of pigs. By W. J. Carmichael and J. B. 
Rice. May, 1920. Also abstract edition. 
