CONTENTS. Ill 



Page. 

 Mode of action of cannon used lor i)iotection ajiainst liail, G. (ia-stinc ami V. 



Veriuorel 1024 



Hailstorin!^ and cannonadinj;, F. Houdaille 1024 



Cliinatoloijical atlas of the Russian Empire, Rykatchew 1025 



Destruc.tiuu by liglitninf? in Ontariti, 1901 , J. P>. Reynolds 1025 



SOILS. 



Lands of the Colorado Delta in Salton Basin, California, F. J. Snow et al 1025 



Willis and Ilnntsville tol)a<'fo soils, II. II. llarriiiirton and P. S. Tilson 1026 



The soil and agrieultnral cnnditions of Trussia, .\. Meitzen and F. (irossmanri. 102H 



Chemical evidoration of l'>el<rian soils, A. Petermann 102(5 



Analyses of soils, I'aarl and Worcester Divisions of Cape Colony, C. F. Jnritz. 102() 



The subsoil, L. Dumas ." 1027 



Humus, F. Sestiin 1027 



Hnnuis as a preser\ative ajrainst frost, W. R. Fisher 1027 



Experiments on l)lack poi'osin soils and methods of treatin<r them 1027 



The imjirovement of peaty soils and marsh lands, R. Roj^er 1027 



The decomposition of organic matter in cultivated soils, U. T>aj,'atu 1027 



Studies in nitrification, J. C Lipmaiv. 1027 



The life of the soil, ( '. Bauverd 1028 



The emission and absorption of heat and their importance in relation t > the 



temperature of the earth's surface, N. Ekholm 1028 



The adaptation of seeds to soil, S. Castex 1028 



KKKTII.IZEHS. 



The treatment of barnyard mannre with absorbents to prevent the loss of nitro- 

 gen in form of ammonia compounds, H. D. Haskins 1028 



Permanence of manure, T. Jandeson 1028 



Deep culture and turning under of green manures and Ijarnvard manure, 



Wodarg ' 1029 



Deep culture and turning nnder green crops and barnyard manure 1029 



Green manuring with lupines and use of nitrogenous fertilizers, C. Schreiber. . 1029 



Bokhara clover as a nitrogen collector, Bannert 1029 



Compost formulas 1029 



Fertilizers and the fertilization of the soil, A. Larbaletrier 1029 



The feeding of plants with i)hosphorus, T. Schloesing 1029 



The utility of alkaline phosphatic manures, J. Hughes 1029 



Increasing the calcium phosphate content of phosphorite, K. J. Lissenko 1029 



Some observations on annnonium-magnesium phosphate, E. Sellier 1030 



On the use of sulphate of ammonia, W. Hasselman 1030 



The action of potash on plant life, H. Wilfarth and (t. Wimmer 1030 



Results of experiments with kaiint and 40 per cent potash salt, Bachmami . . . 1030 



Potash fertilizers on soils rich in jiotash, L. Grandeau 1030 



Why and when may one disj>ense with potash fertilizing? A. Felber 1031 



Potash salts as a top-dressing, A. Felber 1031 



The use of potash as a protection against injury from frost, Vibrans 1031 



Potash as a protection against frost, Baumann 1031 



The value of linnng for marsh soils, E. MoUer 1031 



Fertilizer inspection, C. D. Woods and J. M. Bartlett 1031 



Analysis of commercial fertilizers sold in ^laryland, H. B. McDonnell et al . . 1031 



Fertilizer inspection in Massachusetts, C. A . Goessmann 1031 



Fertilizer inspection in North Carolina, B. W. Kilgore lO.'!! 



Analyses of commercial fertilizers, J. Hanuiton and W. P>ear 1031 



T'se of sulphite solutions in the preparation of fertilizers, T. Knosel 1032 



Formation of f)ceanic salt deposits, j)articularly of the Stassfurt beds. .\.\I\', 



Gyi)sum and anhydrite, J. H. van't Hoff and F. Weigert 1032 



KIKl.l) CKOI'S. 



Report of the experimentalist, C. A. Zavitz 1032 



Fiel.l crops, G. E. Dav 1035 



Plant foo<l trials, H. E. Stockbridge 1035 



Report f>f the agricultural work for 1900, .1. R. Bovell and .1. P. d'.Mbui|uer(|ue. . 103H 



Field experiments, F. B. Uuttirie 103tj 



