Neue Litteratur. 131 



radium et de son emanation sur la germination des vegetaux 



superieurs. (Ann. Inst. Pasteur. XXIX. p. 261—273.) 

 Brown, W. H. 1912. The relation between soll moisture content and 



the conditions of the aerial environment of plants at the time of 



wilting. (John Hopkins Univ. Circ. 1912. p. 136—138.) 

 Brown, W. H. 1912. The relation of evaporation to the water 



content of the soil at the time of wilting. (Plant World. XV. 



p. 121-134.) 

 Cannon, W. A. 1915. On the relation of root growth and development 



to the temperature and aeration of the soil. (Amer. Journ. Bot. II. 



p. 211—224. 5 f.) 

 Faack, K. 1914. Beitrag zur Frage der Funktionen des Kalziums in 



der Pflanze. (Mitt. landw. Lehrkanz. k. k. Hochschule Bodenk. 



Wien. IL p. 175-207.) 

 Faack, K. 1913. Untersuchungen über die Rolle einzelner Nährstoffe 



im Haushalte höherer Pflanzen. (Mitt. landw. Lehrkanz. k. k. Hoch- 

 schule Bodenkult. Wien. I. p. 443—509.) 

 Fischer, M. H. and A. Sykes. 1913. Non electrolytes and the coUoid- 



chemical theory of water absorption. (Science. N. S. XXXVIII. 



p. 486-487.) 

 Füller, G. D. 1912. Germination and growth of the cotton-wood upon 



the sand dunes of Lake Michigan near Chicago. (Trans. III. Ac. 



Sc. V. p. 137—143. 6 f.) 

 Hamlin, M. L. 1913. Experiments on the availability of glucosamine 



hydrochloride as a source of nitrogen for the nutrition of corn 



(Zea mays) and beans (Phaseolus multiflorus). (Journ. Amer. Chem. 



Soc. XXXV. p. 1046—1049.) [The indications are that the Com- 

 pound glucosamine hydrochloride has no nutritive value for the 



plants used. — G. L. Foster (St. Louis)] 

 Harvey, E. N. 1913. A criticism of the indicator method of determi- 



ning cell permeability for alkalies. (Amer. Journ. Physiol. XXXI. 



p. 335—342.) 

 Henry, A. M. 1913. The ripening of oranges. (Proc. Fla. State hört. 



Soc. 1913. p. 192-199.) 

 Jones, W. R. 1912. The digestion of starch in germinating peas. 



(John Hopkins Univ. Circ. 1912. p. 139 — 140.) 

 Mathews, A. P. 1913. Adaptation from the point of view of the phy- 



siologist. (Amer. Nat. XLVII. p. 90—104.) 

 Mc Nutt, W. and G. D. Füller. 1912. The ränge of evaporation and 



soil moisture in the Oak-Hickory Forest Association of Illinois. 



(Trans. 111. Ac. Sc. V. p. 127-137. 6 f.) 

 Nestler, A. 1914. Indirekte Infektion durch das Primelhautgift. Die 



Umschau. 1914. p. 165—167.) 

 Przibram, H. 1913. Grüne tierische Farbstoffe. (Pflüger's Arch. ges. 



Physiologie Menschen u. Tiere. CLIII. 8.) 

 Reed, H. S. 1911/12. The enzyme activities involved in certain fruit 



diseases. (Rep. Va. agr. Exp. Stat. 191 M2. p. 51—77.) 

 Reed, H. S. and J. S. Cooley. 1911/12. The effect of the cedar rot 



upon the assimilation of carbon dioxide by apple leaves. (Rep. 



Va. agr. Exp. Stat. 1911/12. p. 91—94.) 

 Schneider, E. C. 1912. A nutrition investigation on the insoluble car- 



bohvdrates or marc of the apple. (Amer. Journ. Physiol. XXX. 



p. 258—270.) 

 Schreiner, 0. and J. J. Skinner. 1913. Experimental study of the effect 



of some nitrogenous soil constituents on growth. Nucleic acid 



and its decomposition products. (Plant World. XVI. p. 45—60.) 



