II CONTENTS. 



Page. 



A college text-book of botany, G. F. Atkinson 950 



Kami grasses of the United States, \Y. J. Spillman 950 



Report of the botanist, J. J. Thornber 950 



Report of the division of economic botany, H. M. Hall 951 



Relation of soil physics to plant growth, B. E. Livingston and G. II. Jensen.. 951 



The effect of salt water on plants, K. Otto 951 



The salt water limits of wild rice, 0. S. Scotield 951 



Assimilation of organic substances by plants, I'. Maze and A. Terrier 952 



The action of sodium nitro-prussid on plants, R. Bahadur 952 



Effect of sulphurous acid, zinc oxid, and zinc sulphate on plants, E. Hasel- 



hoff and F. < fossel - 952 



Injury to vegetation by smelter fumes, .1. K. Haywood 953 



Absorption of electro-magnetic waves by vegetable organisms, <;.<>. Squier.. 953 



Beneficial bacteria for leguminous crops, <t. T. Moore and T. R. Robinson ... 954 



METEOROLOGY — CLIMATOLOGY. 



Monthly Weather Review 954 



Meteorological observations, A. <>. Leuschner el al 954 



Meteorological observations, W. A. Stocking, jr 954 



Meteorological chart of the Great Lakes, A.J. Henry and N. B. Conger 955 



Daily variations of temperature in the upper air, L. Teisserenc de Bort 955 



Rainfall returns 955 



Rainfall in the agricultural districts, E. L. Fowles 955 



Autumn rainfall and yield of wheat, W. N. Shaw 955 



Cannon defense against hail 955 



The pagoscope, G. Vitoux 955 



WATER SOILS. 



Evaporation observations in the United States, H. H. Kimball 956 



Analyses of waters, G. E. Colby 956 



Soil investigations, H. Snyder and J. A. Hummel 956 



Comparison of organic matter in different soil types, F. K. Cameron 957 



Products of weathering of silicates in soils, J. M. van Bemmelen 957 



Index to the mineral resources of Alabama, E. A. Smith and H. McCalley . . . 958 



Division of soils, R. H. Loughridge 960 



Soils of the Province of Buenos Ayres, Argentine Republic, R. J. Huergo 960 



Soils of the Province of San Luis, Argentine Republic, A. L. Cravetti 960 



Analysis of Spanish soils 960 



Nitrification and denitrification in cultivated soils, F. Lohnis 960 



FERTILIZERS. 



On the agricultural value of humus, J. Dumont 960 



Valuation of the manurial residues of feeding stuffs, A. Smetham 961 



On the preparation of bone meal, A. Grau 961 



On manuring with kainit, S. Suzuki 961 



Development of technique in the fertilizer industry, Klippert 961 



Analysis of commercial fertilizers sold in Maryland, H. B. McDonnell et al... 961 



Commercial fertilizers, W. Frear 961 



Licensed commercial fertilizers, F. W. Woll 961 



Great Britain fertilizers and feeding stuffs act, 1893, Burghclere et al 961 



FIELD CROPS. 



Results from trial plats of field crops, W. Saunders and C. E. Saunders 961 



The culture substations, A. V. Stubenrauch 963 



The economic garden of the Central Station, A. V. Stubenrauch 964 



Experiments in progress at University of Breslau, K. von Riimker 964 



Alfalfa growing, A. S. Hitchcock 965 



Alfalfa culture in humid lands, J. E. Wing 965 



Influence of barley and beets on humidity of soil and succeeding alfalfa crop, 



S. Tretyako v .' 965 



