EXPERIMENT STATION RECORD. 



Editor : E. W. ALLEN, Ph. D., .Usistant Diixctor. 



EDITORIAL DEPARTXIE^'TS. 



Meteorology, Soils, and Fertilizers — W. H. Real. 



Agricultural Botany and Vegetable Pathology — W. H. Evans, Pli. D. 



Field Croits — J. L Schulte. 



Horticulture and Forestry — E. J. Gi.asson. 



Zootecliny and Human Nutrition — C. F. Langwortiiy, Ph. 1). 



Agrotechuy, Dairy Farming, and Dairying — R. D. Milner. 



Agricultural Chemistry — W. H. Real, C. F. Langworthy, and K. D. Milner. 



Economic Zoology, Entomology, and A^eterinary Medicine — E. V. AVilcox, Ph. D. 



Rural Engineering — 



Rural Economics — .J. R. Morman. 



Agricultural Education — D. J. Crosby. 



CONTENTS OF VOL. XIX, NO. 6. 



Page. 

 Editorial notes: 



International Institute of Agriculture 501 



Organ for the publication of agricultural research o03 



Moral support for agricultural investigation 504 



Recent work in agricultural science 506 



Notes ^ 593 



SURJECT LIST OF ARSTRACTS. 



agricultural chemistry. 



Practical agricultural chemistry, Robertson .506 



Agricultural chemistry. I, Nutrition of plants, Grauer 506 



Official and provisional methods of analysis, Wiley et al 506 



Volumetric- determination of nitrogen in nitrates, Vriens ^.^ 506 



The coloring of nitrifying organisms, Omelianski 506 



Determination of phosphoric acid as phosphomolybdic acid, JiJrgensen .506 



An important question in the fertilizer industry. Schultze 507 



Determination of calcium oxid, magnesium oxid, and pliosjihoric acid by 



the Zeiss rcfractometer, Wagner and Schultze 507 



The sejiaration of calcium and magnesium. Knight and Wheeler 507 



Estimation of lime and magnesia in water. Burgess 507 



Chemical and bacteriological standards in use in water analysis, Kastle 507 



Logarithmic factors for use in water analysis, Hendrixsou 507 



Solubility of phosphoric acid and hygroscopieity of typical soils, Naimes__ 507 



Available plant food jn soil. Hargreaves 507 



Analysis of egg yolk, Raritieri 507 



^lilk cf>agulating agents in the juice of the Chinese mulberry, Gerber 508 



The structure of the starch grain. IT, Kraemer ."»0S 



Som<> applications of safraniu as a test for carbohydrates, MacLeau .lOS 



Colorimetric determination of albumin contents of barley. Lintner 50S 



Determination of starch contents of barley by polarization, Lintner 508- 



I 



