1917] CONTENTS. XXT 



Hyslop, J. A., Pristocera armifera Parasitic on Limonius agonis 360 



Hyslop, J. A., Triphleps insidiosus as the Probable Transmitter of Corn-ear 



Rot 55 



James, E. W. , Road Maintenance and Its Significance 285 



Jardine, J. T., Grazing Resources of the National Forests 242 



Jennings, A. H., Mosquitoes and Man 552 



Jodidi, S. L., Applicability of Paper Pulp Filter to Separation of Solids from 



Liquids Ill 



Johnson, M. O., Manganese as Cause of Depression of Assimilation of Iron by 



Pineapple 538 



Jones, H. M., A Method of Anaerobic Plating Permitting Observation of Growth. 379 



Jones, T. H., Notes on Anasa andresii, an Enemy of Ciicurbits 55 



Kellerman, K. F., Cooperation in the Investigation and Control of Plant Dis- 

 eases 540 



Kelly, E., Report of the Committee on Dairy and Milk Inspectors 774 



Kelly, E., Common Sense in Dairy Inspection 474 



Kelser, R. A., The Preparation of Culture Media from Wliole Blood 676 



Kerr, R. H., An Improved Method for the Detection of Arachidic Acid 414 



King, W. v.. The Effect of Cold upon Malaria Parasites in the Mosquito Host . . . 858 



Knab, F., A New Mosquito from the Eastern United States 359 



Knab, F., Critical Notes on Syrphidae 553 



Knab, F., Egg Disposal in Dermatobia hominis 359 



Knab, F., Further Notes on Syrphidae 553 



Knab, F. , Mycetobia and the Classification of the Diptera 255 



Knab, F., The Earliest Name of the Yellow Fever Mosquito 552 



Knab, F., What is Tabanus mexicanus? 553 



Knapp, B., Education through Farm Demonstration 896 



Knapp, B., How Can We Help the Boys ? 195 



Korstain, C. F., Evaporation and Soil Moisture in Relation to Plant Succession.. 144 



Kress, O., The Use of Bark for Paper Specialties 417 



Kress, O., and McNaughton, G. C, A Numerical Expression for Color as Given 



by the Ives Tint Photometer 207 



Lamb, G. N., Farm Woodlot Timber: Its Uses and Principal Markets 745 



Lamb, W. H., Moreh Oak, a New Name for Quercus vwrehus 243 



Lane, C. H., Development of Special Agricultural Schools in the United 



States : 895 



Lane, C. H., High-school Extension in Agriculture 293 



Lang, H. L., and Walton, jr., C. F., Cleaning Silver by Contact with Aluminum. 865 



Larsen, J. A., Silvical Notes on Western Larch 144 



Lathrop, E, C, Protein Decomposition in Soils 25 



Leighty, C. E., Carman's Wheat-rye Hybrids 739 



Leonard, L. T., Variations in Nodule Formation 527 



Long, W. H., Five Undescribed Species of Ravenelia 145 



Loomis, N. E., and Acree, S. F., Effect of Pressure on Potential of Hydrogen 



Electrode 503 



Lubs, H. A., and Acree, S. F., The Sulphonphthalein Series of Indicators 711 



Lubs, H. A., and Clark, W. M., A Note on the Sulphone-phthaleins as Indica- 

 tors for the Colorimetric Determination of Hydrogen-ion Concentration Ill 



McAtee, W. L., Key to the Nearctic Species of Paracalocoris (Heteroptera; 



Miridae) 654 



McConnell, W. R., Notes on the Biology of Paraphelinus spedosissimus 258 



McCrory, S. H., Suggestions for Organization and Financing of Drainage Proj- 

 ects 187 



