40 BULLETIN 119&, U. S. DEPARTMENT OF AGRICULTURE. 
231. Commercial feeding stuffs: Quarterly report, Apr. 1, 1919-June 30, 1919, By E.G. Proulx Tand others! 
Sept., 1919. J 
232. Commercial feeding stuffs: Quarterly report, July 1, 1919-Sept. 30, 1919. By E, G. Proulx [and others!. 
Sept. 30, 1919. 
233. Disease-free sweet corn seed. By G. N. Hoffer. Jan., 1920. 
234. Sheep feeding. Fattening western lambs, 1918-19. By J. H. Skinner and C. M. festal. Sept., 1919. 
Also popular edition. 
235. Corn silage, the kevstone of economical cattle feeding. By J. H. Skinner and F. G. King. Feb., 1920. 
236. The modified rag doll and germinator box. By B. H. Duddleston. Feb., 1920. 
237. Ground soy beans for fattening cattle. By F. G. King. Mar., 1920. Revised Dec, 1922. 
238. Soy beans in Indiana. By A. T. Wiancko and C. O. Cromer. Mar., 1920. 
239. Borax in fertilizers: I, Borax injury to corn; II, American versus German potash salts. By S. D. 
Conner and E. N. Fergus. Feb., 1920. 
240. Cattle feeding: XV, Winter steer feeding, 1918-19. By J. H. Skinner and C. M. Vestal. Sept., 1919. 
Also popular edition. 
241. Commercialfertihzers. By E. G. Proulx [and others]. May, 1920. 
242. Commercial feeding stuffs: Quarterly report, Oct. 1, 1919-Dec. 31, 1919. By E. G. Proulx [and othersl. 
May, 1920. 
243. Commercial feeding stuffs: Quarterly report, Jan. 1, 1920-Mar. 31, 1920. By E. G. Proulx [and others]. 
July, 1920. 
244. A comparisonof methods for estimating fat in butter. By H. W. Gregory, P. S. Lucas, and George 
Spitzer. June, 1920. 
245. Value of alfalfa hay for fattening cattle. By J. H. Skinner and F. G. King. June, 1920. 
246. The efficiency of milk substitutes in calf feeding. By George Spitzer and P. H. Carr. June, 1920. 
247. Bees and theirrelation to arsenical sprays at blossoming time. By W.A.Price. July, 1920. 
248. Orchard cover crops. By Joseph Oskamp. July, 1920. 
249. Cattle feeding: Winter steer feeding 1919-20. By J. H. Skinner and F. G. King. Sept., 1920. Also 
popular edition. 
250. Selecting and saving tomato seed. By W. S. Huelson. July, 1920. 
IOWA. 
Iowa Agricultural Experiment Station, Ames. 
BULLETINS. 
1. Organization and plans. By R. P. Speer.— Notes on crossing. By A. A. Crozier. May, 1888. 
2. Corn tassels, silks, and blades. By R. P. Speer and F. W. M ally .—Proposed line of chemical work: 
Fodder. By G. E. Patrick.— Grasses and other forage plants. By A. A. Crozier.— A few impor- 
tant chinch bug remedies: arsenic experiments. By C. P. Gillette.— Promising new cherries. 
By J. L. Budd. Sept., 1888. 
3. Characteristics of hardy and tender fruit trees. By R. P. Speer.— Chinch-bug diseases. By C. P. 
Gillette.— Some injurious fungi. By A. A. Crozier.— Promising new pears. By J. L. Budd.— 
Promising grasses of the northwestern territories. By John Craig.— Analysis of apples. By 
G. E. Patrick.— The work in crossing. By A. A. Crozier. Nov., 1888. 
4. Wild plums. By R. P. Speer.— A chemical study of apple twigs. By G. E. Patrick.— An investi- 
gation of apple twigs. By B. D. Halstead.— Propagation of trees and shrubs from cuttings. By 
John Craig. Some suggestions concerning the corn root worm. By Herbert Osborn. Feb., 1889. 
5. Sorghum. By G. E. Patrick.— Important injurious insects. By C. P. Gillette. May. 1889. 
6. Experiment station wheat and oats in 1889. By R. P. Speer.— Feeding experiments: Comparison of 
fodders and rations in fattening steers. By G. E. Patrick and L. P. Smith.— Food habits of the 
striped prairie squirrel. By C. P. Gillette. Aug., 1889. 
7. Experiments with corn: the millets; sugar experiments. By R. P. Speer. — Codling moth experi- 
ments; new Gynipidae: the hog louse. By C. P. Gillette.— The college vineyard. By J. L. 
Budd. Nov., 1889. 
8. Iowa station milk test; sweet cream butter; sugar beets; sorghum. By G. E. Patrick.— Annual 
report. By [R. P. Speer.] Feb., 1890. 
9. Comparative value of fodder plants. By R. P. Speer.— The Iowa station milk test: A correction: the 
relative value plan at creameries. By G. E. Patrick.— The plum curculio and the plum gouger. 
By C. P. Gillette. May, 1890. 
10. Our rusted and blighted wheat , oats, and barley in 1890. By R. P. Speer.— Experiments with arse- 
nites. By C. P. Gillette.— Stocks for the cherry, plum, prune, and apricot. By J. L. Budd.— 
A chemical study of blue grass. By C. M. Wade.— Corn fodder. By R. P. Speer. Aug., 1890. 
11. Experiments in making and storing hay. By R. P. Speer.— Cultivated and wild varieties of the 
grasses in Iowa. By R. P. Speer, C. M. Wade, and G. E. Patrick.— Creamery and dairy notes. 
By G. E. Patrick. — The potato-stalk weevil; apple curculio, and a new currant borer: kerosene 
emulsion as a sheep dip and as a destroyer of parasites upon domestic animals. By C. P. Gil- 
lette.— Third annual report, 1890. By R. P. Speer. Nov., 1890. 
12. Experiments with potatoesin 1889-90. By R. P. Speer.— Sugar beets. By G. E. Patrick and E. N. 
Eaton.— Sorghum. By G. E. Patrick.— Relative value table for milk: A notice.— Notes and 
experiments upon injurious insects and insecticides. By C. P. Gillette.— A feeding experiment. 
By R. P. Speer.— Index to Volume I, Bulletins 1-12. Feb., 1891. 
13. Introduction. By James Wilson.— Experiment in feeding for milk. James Wilson [and others].— 
[Botanical articles]: Treatment of fungus diseases; [weed pests. By L. H. Pammel.]— Prelimi- 
nary report on the examination of some seeds. By P. H. Rolfs.— Notes on methods of cross-polli- 
nation. By F. A. Sirrine.— [Summary of botanical articles] .—Some insects destructive to grass 
By Herbert Osborn.— Blossoms of the orchard fruits: Their relative hardiness. By J. L. Budd.— 
Some observations on contaminated water supply for live stock. By M. Stalker. May, 1891. 
14. Effect of feed upon the quality of milk; calf feeding experiment; a feeding experiment foremilk; hog 
experiment No. 1. By James Wilson, C. F. Curtiss, D. A. Kent, and G. E. Patrick.— Reports of 
entomological work. By Herbert Osborn and H. A. Gossard.— Breeding of the orchard and 
garden fruits.— An aphthous affection among dairy cows of the State. By M. Stalker. Aug., 1891. 
15. Sugar beet growing. By James Wilson, C. F. Curtiss, D. A. Kent, and G. E. Patrick.— Sugar beets 
* in Iowa, 1891. By G. E. Patrick, E.N. Eaton, and D. B. Bisbee.— Fungus diseases of sugar beet. 
By L. H. Pammel.— Reports on injurious insects. By Herbert Osborn and H. A. Gossard.— 
Soiling experiment. By James Wilson, C. F. Curtiss, D. A. Kent, and G. E. Patrick.— Time of 
sowing grass seed; winter wheat: best varieties of oats. By James Wilson, C. F. Curtiss, and 
D. A. Kent.— Fertilizers. By James Wilson. Nov., 1891. 
