EXPERIMENT STATION RECORD, 



Editor: E. W. ALLEN, Ph. D., Assistant Director. 

 Assistant Editor: H. L. Knight. 



EDITORIAL DEPARTMENTS. 



Agricultural Chemistry and Agrotechny — L. W. Fetzer, Ph. D., M. D. 



Meteorology, Soils, and Fertilizers {p "-J?" Tillman 



Agricultural Botany, Bacteriology, Vegetable Pathology fty|^-j^^D^^' ^^- •'^• 



77- 1 1 r' fJ- L ScHULTE. 



Field Crops Ij^j^^^^^^ 



Horticulture and Forestry — E. J. Glasson. 



Foods and Human Nutrition — C. F. Langworthy, Ph. D., D. So. 

 Zootechny, Dairying, and Dairy Farming — E. W. Morse. 

 Economic Zoology and Entomology — W. A. Hooker. 



Veterinary Medicine {l^^'J^f^^- 



Rural Engineering — R. Trullinger. 

 Rural Economics — B. B. Hare. 



Agricultural Education {J?; /j C««^«- .^^'If^Aj 



CONTENTS OF VOL. XXVII, NO. i. 



Editorial notes: Page. 



The need for research in home economics 1 



Recent work in agricultural science 7 



Notes 98 



SUBJECT LIST OF ABSTRACTS. 



AGRICULTURAL CHEMISTRY — AGROTECHNY. 



A study of humus in Hawaiian soils, Kelley and McGeorge 7 



The detection of nitrates with diphenylarmn, Caron 8 



The determination of nitrogen in commercial ammoniates, Rudnick et al 8 



An apparatus for preparing ammonium citrate solution, Vecchi 8 



Methods for determining the hardness of natural waters, Silber 9 



Determination of proteins and the digestion of protein by pepsin, Westhausser. . 9 



The measurement of the oxidase content of plant juices, Bimzel 9 



On the determination of dry matter in roots, Goldschmidt 9 



A study of the carbohydrates in the prickly pear and its fruits, Hare 9 



The analysis and composition of grapes, Brunet 10 



The composition of the apple as affected by irrigation, Bradley 10 



Investigations in regard to the composition of pear and apple seeds, Huber 11 



The hydrocyanic acid content of some seed and stone fruits, Huber 11 



Analysis of mustard flour, Domergue 12 



A recently discovered bacterial decomposition of sucrose, Owen 12 



A new method for estimating sugar, von Fillinger 12 



Extraction of grains and cattle foods for determination of sugars, Bryan et al. . . 12 



Detection of salicylic acid, Sherman and Gross 12 



Differences in cleavage of casein, paracasein, and calcium paracaseinate, Hosl. . 12 



Boihng test, alcohol test, and acidity degree of milk, Rammstedt 13 



I 



