42 BULLETIN 1190, XT. S. DEPARTMENT OF AGRICULTURE. 
36. Soil moisture. By J. B. Weems and J. J. Edgerton.— Some botanical studies on corn. By L H 
Pammel and Robert Combs.— Seed testing. By C. R. Ball.— Leaf-spot disease of alfalfa. By 
Robert Combs.— The San Jose* scale. By Herbert Osborn. — Fresh vs. striuper cow butter. By 
G. L. McKay and J. W. Wilson.— Our hybrid roses, gooseberries, and strawberries. By J. L. 
Budd.— Index to Volume III, Bulletins 25-36, inclusive. 1897. 
37. Sugar beet investigations, 1897. By C. F. Curtiss and J ames Atkinson. 1898. 
38. The Russian thistle. By L. H. Pa mm el. 1898. [A revision of 26.1 
39. Weeds of corn fields. By L. H. Pammel. 1898. 
40. The relation of acid fermentation to butter flavor and aroma. By C. H. Eckles. 1899. 
41. Some reports from trial stations on new orchard fruits and shrubs. By J. L. Budd. 1899. 
42. Horse nettle as a troublesome weed in Iowa; two other troublesome weeds. Bv L. H. Pammel — 
Potato scab. ByC.R. Ball. 1899. 
43. Some injurious scale insects. By Wilmon Newell. 1899. 
44. Observations and suggestions on root killing of fruit trees. By John Craig. Feb., 1900. 
45. Field experiments with corn, oats, barley, wheat, brome grass, rape, sorghum, soy beans, cowpeas, 
and sugar beets. By James Atkinson. Feb., 1900. 
46. Facts and opinions about plums and plum growing in Iowa. By John Craig. Mar., 1900. 
47. Notes on vegetables: Cucumbers, eggplants, lima beans, sweet potatoes, tomatoes, and permers. Bv 
John Craig. Mar., 1900. * P1 ' 
48. Economical production of beef; a study of pork production; fattening range lambs; fattening lambs 
in comparison with yearlings. By C. F. Curtiss and J. A. Craig. June, 1900 
49. Miscellaneous insects. By H. E. Summers. June, 1900. 
50. Insecticide methods. By H. E e Summers. June, 1900. 
51. Winter wheat. By James Atkinson. Aug., 1900. 
52. Cream testing. By C. H. Eckles. — Influence of certain conditions in churning on the amount of water 
in butter; a study of butter increasers.— By J. B. Weems and F. W. Bouska. Sept., 1900. 
53. The asparagus rust in Iowa. Bv L. H. Pammel and E. R. Hodson. Nov., 1900. 
54. Grasses. By L. H. Pammel, J. B. Weems, and Frank Lamson-Scribner. Jan., 1901. 
55. Field experiments. By James Atkinson. Feb., 1901. 
56. Pastures and meadows of Iowa. By L. H. Pammel, J. B. Weems, and Frank Lamson-Scribner. Max., 
1901. 
57. Experiments in curing cheese. By G. L. McKay. Apr., 1901. 
58. Parturient paralysis and the Schmidt treatment. "By J. J. Repp. — List of bulletins published by the 
Iowa Experiment Station. Apr., 1901. 
59. A bacteriological study of the college creamery milk supply; a case of putrid butter. ByC. H. Eckles.— 
Purification of milk by the centrifugal separator. By C. H. Eckles and S. E. Barnes. Aug., 1901. 
60. The Aphiaidae of North America. By W. D. Hunter. Sept., 1901. 
61. Miscellaneous notes on fungus diseases of plants; the Canadian thistle and dandelion. By L. H. Pam- 
mel. — A few of the common fleshy fungi of Ames.. By Alice W. Hess. July, 1902." 
60. [i. e. 62]. A study on the germination and growth of Leguminosae, especially with reference to small 
and large seed. Bv F. G. Miller and L. H. Pammel. Dec, 1901. 
63. Sheep-feeding experiments. By W. J. Kennedy and F. R. Marshall. May, 1902. 
64. Notes on strawberries. Bv H. C. Price and E. E. Little. May, 1902. 
65. The results of a swine feeding experiment. By W. J. Kennedv and F. R. Marshall. Aug., 1902. 
66. The results of a cattle feeding test. By W. J. Kennedy and F. R. Marshall. Aug., 1902. 
67. The chemical composition of food preservatives. By J. B. Weems and I. J. Mead. — -Solutions for 
testing cream and milk. By J. B. Weems and C. E. Gray. Nov., 1902. 
68. Selecting and preparing seed corn. By P. G. Holden, W. H. Stevenson, Alfred Atkinson, and W. H. 
Olin. Apr., 1903. 
69. The chicken mite. By J. J. Repp. June, 1903. 
70. Some weeds of Iowa. By L. H. Pammel. — Index to volume six. Dec, 1903. Also popular edition. 
71. The keeping quality of butter. By G. L. McKay and Carl Larsen. Julv, 1903. 
72. Cold storage of apples. By H. C. Price. Oct., 1903. 
73. Cherries and cherry growing in Iowa. By H. C. Price and E. E. Little. Aug., 1903. 
74. Breakfast foods. By J. B. Weems and C. E. Ellis. Jan., 1904. Also popular edition. 
75. The feeding value of soft com for beef production. By W. J. Kennedy, Wayne Dinsmore, W. J. 
Rutherford, and W. W. Smith. Mar., 1904. 
76. The moisture content of butter and methods of controlling it. By G. L. McKay and Carl Larsen. 
Mar., 1904. 
77. Selecting and preparing seed com. By P. G. Holden. Apr., 1904. Revised edition. Dec, 1905. 
78. Drainage conditions in Iowa. By W. H. Stevenson and G. I. Christie. — Notes and Tables on drain- 
age engineering. By L. E. Ashbaugh. May, 1904. 
79. Experiments in beef production. By W. J. Kennedv, Wayne Dinsmore, W. J. Rutherford and 
W. W. Smith. Sept., 1904. Also popular edition. 
80. Report of the Iowa educational butter contest; salt in butter. By G. L. McKav and Carl Larsen. 
Dec, 1904. 
81. Experiment in beef production. By W. J. Kennedy, Wayne Dinsmore,W. J. Rutherford, and W. W. 
Smith. Apr., 1905. 
82. The principal soil areas of Iowa. By W.H. Stevenson, G. I. Christie, and O. W.Willcox. May, 1905. 
Second edition. Jan., 1911. 
83. Quack and wheat grasses: Some soil-binding grasses of Iowa. By L. H. Pammel. July, 1905. Also 
popular edition. 
84. The cedar apple fungi and apple rust in Iowa. Bv L. H. Pammel. Aug., 1905. Also pouplar edition. 
85. Spraying calendar. By S. A. Beach and E. E. Little. Apr., 1906. 
86. Investigation of concentrated commercial feed stuffs as sold in Iowa. By L. G. Michael. Jan., 1907. 
87. Condimental stock foods and tonics. By L. G. Michael and H. O . Buckman. Jan., 1907. 
88. The vitality, adulteration and impurities of clover, alfalfa and timothy seed for sale in Iowa in 1905. 
By L. H. Pammel, R. E. Buchanan, and Charlotte M. King. Jan., 1907. Also popular edition. 
89. Spraving calendar: Horticulture section. By S. A. Beach and E. E. Little. — Farm crops section. 
By M. L. Bowman. Mar., 1907. 
90. Evergreens for the Iowa planter. By A. T. Erwin and H. P. Baker. Apr., 1907. 
91. Experiments in swine feeding: The value of corn and supplementary feeds for pork production. By 
W. J. Kennedy and E. T. Rob bins. June 1907. Also popular edition. 
92. Tuberculosis in swine: The comparative effects of infected and pasteurized skim milk when fed to 
healthy pigs. By W. J. Kennedy, E. T. Robbins and F. W. Bouska. June, 1907. Also popular 
edition. 
93. Comparative values of alcohol and gasoline for light and power. By J. B. Davidson and M. L. King. 
June, 1907. 
94. A new soil sampler. By W.H. Stevenson. Jan. 1908. 
