CONTENTS. Ill 



Page. 



Forecasting the weather 544 



The relation of weather to crop production, J. W. Smith 545 



Weather influences, E. G. Dexter 545 



The humidity of the air of our homes, H. F. Bishop 545 



A sensitive hygrometer, W. M. Thornton 545 



Circulation of atmospheres of the sun and of the earth, F. H. Bigelow 545 



General circulation of atmosphere in middle and high latitudes, W. N. Shaw. 545 



WATER — SOILS. 



Progressive sinking of the ground-water level, J. G. Richert 545 



Small fluctuations in mass of underground water, J. Boussinesq 546 



I'm lerground streams and their utilization, L. Danger 546 



The Burt c< ►ntinuoua water-softening process 546 



Use of copper sulphate to prevent algal growths at. Hanover, N. H. , R. Fletcher. 546 

 Standardization of methods for hacterioscopic examination of water, R. Bovce 



et al *. . . 546 



Recent experiments and new problems in soil bacteriology, L. Hiltner 546 



Investigations in soil management, F. H. King 546 



Analysis of the soil by means of the plant 552 



How can the farmer determine fertilizer requirements of his soil? Gerlach . . . 552 



Report of chemical laboratory of Ploti Experiment Station, B. M. Welbel 552 



On some soil bacteria and their importance in agriculture, J. Hohl 553 



Investigations in soil bacteriology and their practical importance, A. Koch . . 553 



FERTILIZERS. 



The action of barnyard manure, W. Schneidewind et al 553 



The preservation of barnyard manure, W. Schneidewind et al 553 



On the question of manure preservation, W. Schneidewind 553 



Disinfection of fertilizers from slaughterhouses and cattle barns, R. Schmidt . 553 



Cotton-seed meal industry 553 



Lime nitrogen in comparison with nitrate and ammonia nitrogen, Wein et al: 553 



Experiments with Krotnaurer'sBlankenburger manure, W. Schneidewind etal. 554 



Action of different forms of nitrogen on potatoes and oats 554 



Action of micro-organisms on ammonium sulphate and sodium nitrate, A. 



Stutzer and W. Rothe 554 



Influence of liming upon the action of phosphatic manures, M. Nagaoka 554 



Action of various insoluble phosphates upon rice plants, INI. Nagaoka 555 



Effects of soil ignition upon availability of phosphoric acid, M. Nagaoka 555 



On organic compounds of phosphoric acid in the soil, K. Aso 556 



The after-effect of phosphates, H. Bachmann .' 556 



Action of individual elements of plant food, W. Schneidewind et al 556 



Dictionary of fertilizers and agricultural-chemical products, E. S. Bellenoux. 556 



Analyses and valuations of commercial fertilizers, J. P. Street et al 556 



Analyses of commercial fertilizers for the spring of 1904, W. H. Jordan et al. 556 



Analyses of commercial fertilizers, W. Frear 556 



Commercial fertilizers, H. J. Wheeler et al 556 



Analvsis of commercial fertilizers 557 



Fertilizers, 1904, T. Macfarlane 557 



Mineral products of United States, calendar years 1894 to 1903, D. T. Day.'... 557 



The Tennessee phosphate field, H. D. Ruhm 557 



Potash minerals of Germany, F. H. Mason 557 



FIELD CROPS. 



Experiments in electroculture in 1903, P. Van Biervliet 557 



Experiments with agricultural plants, A. Mitscherlich 558 



Press drilling as a protection for winter grains, Falke 558 



Field trials in 1903 558 



Report of committee on coast experiments, J. S. Newman 558 



Manurial experiments 558 



Analyses of barley, J. Malum 559 



Variety tests with beets, von Seelhorst 559 



Variety tests of fodder beets, F. Wohltmann et al 559 



Experiments with nitrate of soda as a fertilizer for fodder beets, T. Remy 559 



Broom corn suggestions, C. L. Newman 560 



