UNIVERSITY OF CAIilFORNIA PUBLICATIONS 



Note. — The University of California Publications are offered in exchange for the publi- 

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 all the publications of the University will be sent upon request. For sample copies, lists 

 of publications or other information, address the Manager of the University Press, Berkeley, 

 California, U. S. A. All matter sent in exchange should be addressed to The Exchange 

 Department, University Library, Berkeley, California, U. S. A. 



ENTOMOLOGY.— E. C. Van Dyke, Editor. \ 



Technical Bulletin of the College of Agriculture, Agricultural Experiment Station. 

 Cited as Univ. Calif. Publ. Entom. 



VoL 1. 1. The Wing Veins of Insects, by C. W. Woodworth. Pp. 1-152, 101 text- 

 figures, September, 1906 $1.00 



2. Catalogue of the Ephydridae, with Bibliography and Descriptions of 



New Species, by Burle J. Jones. Pp. 153-198. October, 1906 .50 



3. Sjmoptical Keys to the Genera of the North American Miridae, by 



Edward P. Van Duzee. Pp. 199-216. February, 1916 15 



4. New Genera and Species of Orthotylini (Hemiptera), by Edward P. 



Van Duzee. Pp. 217-227. March, 1916 10 



5. Notes on Some Hemiptera taken near Lake Tahoe, California, by Edward 



P. Van Duzee. Pp. 229-249. May, 1916 20 



6. Life-History and Feeding Records of a Series of CaUfomia CoccineUi- 



dae, by Curtis P. Clausen. Pp. 251-299. Jime, 1916 50 



7. Aphididae of California: New Species of Aphididae and Notes from 



various parts of the State, but chiefly from the campus of the Uni- 

 versity of California, Berkeley, California, by E. O. Essig. Pp. 301- 

 346. July, 1917 45 



8. New Genera and Species of Encyrtinae from California Parasitic 



in Mealybugs (Hymenoptera), by P. H. Timberlake. Pp. 347-367. 

 March, 1918 25 



9. The Taxonomy of the Masarid Wasps, including a Monograph on the 



North American Species, by James Chester Bradley. Pp. 369-464. 

 November, 1922 $1.75 



Vol. 2. 1. Catalogue of the Hemiptera of America North of Mexico, Excepting 

 the Aphididae, Coccidae and Aleurodidae, by Edward P. Van Duzee. 

 Pp. i-xiv, 1-902. November, 1917. Paper, $5; bound in cloth, $5.50. 



Vol. 3. 1. A Synopsis of the Aphididae of California, by Albert F. Swain. Pp. 



1-221, plates 1-17. November, 1919 2.25 



AGRICULTURAL SCIENCES. — C. R. Lipman, H. S. Reed, and R. E. Clausen, Editors. 

 Price per volume, $5.00. 



Vol. 1. 1. The Distribution and Activities of Bacteria in Soils of the Arid 



Region, by Charles B. Lipman. Pp. 1-21. October, 1912 $0.20 



2. Studies in the Phenoldisulphonic Acid Method for Determining Nitrates 



In Soils, by C. B. Lipman and L. T. Sharp, Pp. 23-37. October, 1912. .15 



3. The Effects of Calcium and Magnesium Carbonates on Some Biological 



Transformations of Nitrogen in Soils, by W. P. Kelley. Pp. 39-49. 

 December, 1912 10 



4. The Aluminum Reduction Method as Applied to the Determination of 



Nitrates in "Alkali" Soil, by Paul S. Burgess. Pp. 51-62, May, 

 1913 15 



5. Studies upon Influences Affecting the Protein Content of Wheat, by G. 



W. Shaw. Pp. 63-126. October, 1913 .75 



6. The Effect of Copper, Zinc, Iron, and Lead Salts on Ammonification and 



Nitrification in Soils, by C. B. Lipman and P. S. Burgess. Pp. 127- 

 139. March, 1914 15 



7. Studies on Ammonification in Soils by Pure Cultures, by C. B. Lipman 



and P. S, Burgess, Pp, 141-172. April, 1914 25 



8. Humus and Humus-Nitrogen in California Soil Columns, by R. H. 



Loughridge. Pp. 173-274. August, 1914 1.00 



9. New Experiments on Alkali Soil Treatment (Preliminary Report), by 



Charles B, Lipman and Leslie T. Sharp. Pp. 275-290, plates 1-4. 

 June, 1915 _ 15 



