150 LIST OF THE PUBLISHED WRITINGS 



70. Dairy Salt. American Grocer, April 24, 1875; Sci. Farmer, 

 vol. i. 1875, pp. 13, 14. 



71. What Plants Feed On. I. (Notes from Professor Goessmann's 

 Lectures. The nine articles under this heading were reported 

 by E. H. Libby, co-editor of the Scientific Farmer). Sci. 

 Farmer, vol. i. 1875, pp. 1, 2; II. pp. 15, 16; III. p. 30. 



72. Percentages of the more Essential Elements in some of the 

 Common Crops. Sci. Farmer, vol. i. 1875, p. 3. 



73. Chemistry of Fertilization (Notes from Professor Goess- 

 mann's Lectures). Sci. Farmer, vol. 1. 1875, pp. 29, 30; II. p. 41. 



' 74. What Plants Feed On. IV. The Sources of Nitrogen Plant 

 Food (Notes from Professor Goessmann's Lectures). Sci. 

 Farmer, vol. i. 1875, p. 42; V. p. 53. 



75. Potash Salts (Abstract of Lecture). Sci. Farmer, vol. 1. 1875, 

 pp. 53, 54. 



76. What Plants Feed On. VI. Potash as Plant Food (Notes from 

 Professor Goessmann's Lectures). Sci. Farmer, vol. i. 1875, 

 pp. 65, 66. 



77. What Plants Feed On. VH. The Phosphates (Notes from 

 Professor Goessmann's Lectures). Sci. Farmer, vol. i. 1875, 

 p. 77. 



78. Second Report on the Salt-Marshes above the Mouth of 

 Green Harbor River, in the Township of Marshfield, Ply- 

 mouth County, Massachusetts. Read at the Annual Meeting 

 of the Massachusetts State Board of Agriculture at Boston, 

 February 2, 1876. Agric. of Mass. 1875, pp. 238-248. 



79. Third Annual Report on Commercial Fertilizers. Agric. of 

 Mass. 1875, pp. 293-343; Sci. Farmer, vol. i. 1876, pp. 139, 

 150. 



1876 



80. Report on Work in Chemical Department, Massachusetts 

 Agricultural College (including report of D. P. PENHALLOW). 

 Thirteenth Annual Report, 1876, pp. 52-63. 



81. What Plants Feed On. VIII. The Phosphates. 2 (Notes from 

 Professor Goessmann's Lectures). Sci. Farmer, vol. I. 1876, 

 p. 89. 



82. What Plants Feed On. IX. Lime in Plants in Soils. 

 Sci. Farmer, vol. i. 1876, pp. 101, 102. ' 



83. Analysis of the Onion. A Contribution from the Chemical 

 Laboratory of the Massachusetts Agricultural College. Sci. 

 Farmer, vol. i. 1876, p. 116; Mass. Ploughman, September 9, 



