UNIVERSITY OF CALIFOENIA PUBLICATIONS 



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

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

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

 ENTOMOLOGY.— C. W. Woodworth, 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, 1S08 50 



3. Sjrnoptical 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 Sorrio Hemiptera taken near Lake Tahoe, California, by Edward 



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



6. Life-History and Feeding Eecorfls of a Series of California Coccinelli- 



dae, by Curtis P. Clausen. Pp. 251-299. June, 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 



Vol. 2. 1. Catalogue of the Heniiptera 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. 



AGRICULTURAL SCIENCES.— Charles B. Lipman, Ernest B. Babcock, and John W. 

 Gilmore, Editors. Price per volume, $3.50. 

 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 Aramonification and 



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



139. March, 1914 15 



7. Studies on Aramonification 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 



10. Fundamental Interrelationships between Certain Soluble Salts and Soil 



Colloids, by L. T. Sharp, Pp. 291-339. April, 1916 50 



11. The Influence of the Composition and Concentration of the Nutrient 



Solution on Plants Grown in Sand Cultures, by Arthur Hugo Ayres. 



Pp. 341-394, plates 5-15. January, 1917 60 



12. Certain Effects under Irrigation of Copper Compounds upon Crops, by 



R. H. Forbes. Pp. 395-494, plates 6-9. April, 1917 1.00 



13. Experiments on the Effects of Constituents of Solid Smelter Wastes on 



Barley Growth in Pot Cultures, by C. B. Lipman and W. F. Gericke. 



Pp. 495-587. March, 1917 95 



