CONTENTS. XXV 



Paee. 



Shear, C L., Need of a Pure Culture Supply Laboratory for Phytopath- 

 ology in America 539 



Shear, C. L,, and Stevens, N. E., Discovery of Chestnut Blight Parasite 



in Japan 848 



Show, S. B., Light Burning at Castle Rock 441 



Skinner, J. J., The Antizymotic Action of Salicylic Aldehyde and Mannite_ 815 



Slocum, R. R., Poultry Breeding 268 



Smith, E. F., A Conspectus of Bacterial Diseases of Plants 49 



Smith, H. E., A New Genus of Tachinidse from the Canadian Northwest- 64 

 Smith, K., and Weitknecht, R. H., Windfall Damage in Selection Cuttings 



in Oregon 640 



Smith, P. T., A Silvicultural System for Western Yellow Pine in the 



Black Hills 640 



Spillman, W. J., A Theory of Gravitation and Related Phenomena 494 



Spillman, W. J., Farm Organization Investigations and Their Relation 



to the Farm Survey 792 



Steinkoenig, L. A., Lithium in Soils 323 



Sterrett, W. D., Marketing of Woodlot Products in Kentucky 839 



Sterrett, W. D., Table for Determining Profits in Holding Second Growth, 641 

 Studhalter, R. A., and Ruggles, A. G., Insects as Carriers of the Chestnut 



Blight Fungus 448 



Swingle, W. T., Microcitrus, a New Genus of Australian Citrus Fruits 235 



Teele, R. P., Irrigation in the United States 784 



Thorn, C, The Penicillium luteum purpura genum Group 51 



Tiemann, H. D., Problems in Kiln Drying Lumber 152 



Tilley, F. W., Methods for Disinfection of Hides Infected with Anthrax 



Spores 781 



Townsend, C. H. T., A Genus of Hystriciine Flies with White Maggots— 65 



Townsend, C. H. T., A New Generic Name for the Screw Worm Fly 756 



Townsend, C. H. T., A Polistiform Genus of Muscoid Flies 65 



Townsend, C. H. T., An Acalyptrate Genus of Muscoidea 65 



Townsend, C. H. T., Correction of the Misuse of the Generic Name Musca, 



with Descriptions of Two. New Genera 253 



Townsend, C. H. T., Diagnoses of New Genera of Muscoid Flies Founded 



on Old Species 855 



Townsend, C. H. T., Identification of Stages in Asexual Cycle of Bartonella 



bacilUformis 858 



Townsend, C. H. T., Investigations in Peru of Verruga and Its Insect 



Transmission 355 



Townsend, C. H. T., New Andean Spallanzaniine Flies 65 



Townsend, C. H. T., New Canadian and Alaskan Muscoidea 65 



Townsend, C. H. T., New Genera of Muscoid Flies from the Middle At- 

 lantic States 554 



Townsend, C. H. T., New Masiceratidse and Dexiidse from South America- 65 



Townsend, C. H. T., New Neotropical Muscoid Flies 655 



Townsend, C. H. T., New Peruvian Hystriciine Flies 65 



Townsend, C. H. T., New Western and Southwestern Muscoidea 855 



Townsend, C. H. T., Nine New Tropical American Genera of IMuscoidea— 555 

 Townsend, C. H. T., Reproductive and Host Habits of Cuterebra and Der- 



matobia 358 



Townsend, C. H. T., Revision of Myiophasia 360 



Townsend, C. H. T., Some Muscoid Synonyms 360 



Townsend, C. H. T., Synonymical Notes on Muscoidea 554 



