SCIENCE 



A WEEKLY JOURNAL DEVOTED TO THE ADVANCEMENT OF SCIENCE, PUBLISHING THK 



OFFICIAL NOTICES AND PROCEEDINGS OF THE AMERICAN ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE. 



Editorial Committkk : S. Nkwcomb, Mathematioe ; R. S. Woodward, MeobaDios ; E. C. Pickbbino 

 Astronomy ; T. C- Mbndbnhall, Physios ; K. H. THnESTON, Engineering ; Iba Rbmskn, Chemistry ; 

 Charles D. Walcott, Geology ; W. M. Davis, Physiography ; Henbv F. Osborn, Paleon- 

 tology ; W. K. Brooks, C. Hart Mbbbiam, Zoology ; S. H. Scuddee, Entomology ; C. E. 

 Besset, N. L. Bbitton, Botany ; C. S. Minot, Embryology, Histology ; H. P. 

 BowDiTCB, Physiology ; William H. Welch, Pathology ; 

 J. McKebn Cattbll, Psyobology. 



Friday, October 16, 1903. 



THE hSODYyAMIC REPLACEMENT OF 

 NUTRIENTS. 



CONTENTS: This term was introduced into physiol- 



The Isodtinamic Replacement of yutrients: Og}' by Rubner about 1885 aS a COncise ex- 



Dr. h. p. Armsbv 481 pression of the results of his experiments 



Methods of Meteorological Investigation: VV. _ ^p^^jj ^jjg relative values in nutrition of the 



three great classes of nutrients, the pro- 

 Scientific Books: — 



Browning's Introduction to the Rarer Ele- teids, carbohydrates and fats. 



ments: Professor Chas. Baskebville. It was already well established by the 



Arrhenius's Lehrbuch der kosmisehen labors of previous investigators, notably of 



**' ■ ' ^ ■ Pettenkofer and Voit in Munich, that, aside 



Scientific Journals and Articles 499 , ^ ■ ^i n ^ j? 



irom a certain rather small amount oi pro- 



JMscussion and Correspondence : — . ,.,..,. , , ^, . , 



The Fifth Satellite of Jupiter: Professor teids which is indispensable, the animal 



R. H. Tucker, Professor George E. Hale. body possesses a remarkable degree of flex- 



Investigations in Progress at the University ibility as regards the nature of the material 



of Chicago: Professor T. D. A. Cockerell. ^^,^.^^^ -^ ^^^ ^^^ ^^ .^^ ^-^^^ 



Arctic Nomenclature: Edwin Swift Balcii. . . 



Gonionemus versus Uonionema: F. A. B... oOO esses. Aside from the necessary minimum 



Shorter Articles: ^^ proteids, the metabolic activities of the 



Neu Horticultural and Agricultural Terms: body may be supported, now at the ex- 



Dr. Herbert J. Webbeb. A New Sphe- pgngg of the stored body fat, now by the 



roidal Granite: PROFESSOR J. F. Kemp. , , . ., , ■ \. i.\. ,. -j 



, „ , , f ... n- , -I ,• e hodv proteids, and again by the proteids, 



Present Knowledge of the Distribution of ' '^ ■=. .. r 



Daimonelix: Professor Erwin H. Barbour 501 the fats or the carbohydrates of the food. 



Current Notes on Meteorology:— Whatever may be true economically, phys- 



Rainfall in India; Tornado at Gainesville, iologically the welfare of the mature ani- 



(ia.: Weather from Vessels at Sea: Pro- jj^^j j^ ^^^ Conditioned upon any fixed rela- 



FESSOB R. DeC. Ward 606 . , , ., i ^ ^ • ^ • -.^ 



. . tion between the classes ot nutrients in its 



The Moseley Educational Commission o06 



„, „, r ■ ., .• -^^ food supply, apart from the minimum re- 



The St. Louis Meetings -06 ff J ' i 



„.,.,,. ^ , ,. e„Q quirement for proteids. The problem 



Scientific .^ otes and A ews 608 • . 



,, ■ ., . i,j „... , v., -I') which Rubner proposed to himself was to 



University and Educational yews alJ i^ '^ 



determine the relative quantities of the 



Mss. intended for pahiication and book], etc., intended several nutrients which were equivalent to 



'^:TulTX:^..^ro:::::o:Z^:^Ti: ""■ ^>ach other in the vital processes of the ani- 



