II 



CONTENTS. 



Page. 



Climate of Naples during meteorological year 1903-4, E. Annibale 1136 



Rainfall regime and crops in Russia, H. Sagnier and E. Tisserand 1136 



Weather forecasting 1136 



Protection of crops against hail in 1905 by means of cannon and bombs, 



H. Dufour - - 11 36 



Construction of isobaric charts for high levels in atmosphere, J. W. Sandstrom. 1136 



The gases of the atmosphere, W. Ramsay 1 1 36 



Water and its use for industrial and technical purposes, E. Leher 1136 



Culture of anaerobic micro-organisms as applied to water analysis, A. Guille- 



mard H36 



Use of copper sulphate in water filtration, H. W. Clark and S. DeM. Gage ... 1136 



Bactericidal action of copper, H. W. Clark and S. DeM. Gage 1 137 



Resistance to decomposition of certain organic matters in sewage, H. W. Clark. 1 137 



Biological purification of sewage waters, Riche 1137 



Recent views of the sewage disposal problem 1137 



Present practice in sewage disposal 1 138 



Collection of samples of sewage for analysis, S. DeM. Gage and G. O. Adams. 1138 



SOILS — FERTILIZERS. 



Some new properties of soils, J. Konig, J. Hasenbaumer, and E. Coppenrath. 1138 



Study of rock decomposition under action of water, A. S. Cushman 1 138 



Absorption of potassium by soils, O. Schreiner and G. H. Failyer 1139 



Absorption of phosphate by soils, O. Schreiner and G. H. Failyer 1139 



Absorption of phosphates " and potassium bv soils, O. Schreiner and G. H. 



Failyer ' 1139 



Solubility of phosphoric acid in sugar-beet soils, J. Stoklasa 1140 



Improvement of soil relatively deficient in magnesia, T. Nakamura 1 140 



Meeting of fertilizer section of German Agricultural Society 1 140 



The sale of sheep manure, F. de Barrau 1 140 



Fertilizers on cereal crops grown in rotation, C. E. Thorne 1141 



Inoculation of leguminous plants 1141 



The fixation of atmospheric nitrogen 1142 



Fixation of atmospheric nitrogen, P. A. Guye 1142 



The fixation of atmospheric nitrogen 1142 



Utilization of atmospheric nitrogen, W. Lob 1142 



The manufacture of nitric acid at Notodden, L. Grandeau 1142 



Factory at Notodden, Norway, for manufacture of nitrate, L. Grandeau 1142 



Electric furnace of Birkeland and Eyde, L. Grandeau 1142 



Calcium cyanamid 1142 



Nitrogen and nitrogenous fertilizers, P. G. Wicken . „ 1142 



Production of nitrate, R. E. Mansfield 1 142 



Use of ammoniacal gas liquor as a fertilizer, C. Dusserre 1142 



Bone products, J. C. McNally 1143 



Phosphate rock production, E. O. Hovey 1143 



Potash as a fertilizer, P. G. Wicken 1 143 



Analyses of commercial fertilizers, M. A. Scovell et al 1143 



Analyses of fertilizers, C. A. Goessmann 1143 



Analyses of fertilizers and insecticides, C. A. Goessmann 1143 



Analyses of commercial fertilizers, P. Schweitzer and R. M. Bird 1 144 



Analyses of commercial fertilizers, P. Schweitzer and R. M. Bird 1 144 



Commercial fertilizers, W. W. Miller and X. W. Lord 1144 



Licensed commercial fertilizers, 1906, F. W. Woll and G. A. Olson 1144 



Fertilizers in Japan 1144 



Artificial fertilizers, P. G. Wicken 1144 



AGRICULTURAL BOTA X Y . 



Plant breeding, L. H. Bailey 1144 



Correlation between calcium salts and assimilation of nitrate, V. V. Yermakov. 1144 



Morphology and biology of nitrogen-assimilating organisms, L. Lutz 1145 



Effect of differences in solar radiations on transfer of albuminoids, J. Dumont. 1145 

 Changes produced in tropical plants by change of environment, D. Bois and 



I. Gallaud 1146 



Wound stimuli, parasitism, and gum flow, M. W. Beijerinck and A. Rant 1146 



Some experiments in control of color in plants, H. Kraemer 1146 



Factors concerned in color production in Fusarium, J. B. Pollock 1146 



Induction of new species, D. T. MacDougal 1147 



