Neue Litteratur. 35 



scheinbar erbliche Selektionswirkung]. (Kgl. danske Vidensk. Selsk. 

 Forhandl. 1915. p. 285—306.) 



Kraus, E. J. 1915. The self-sterility problem. (Journ. of Heredity. 

 VI. p. 549-557. 3 f.) 



Mc Clendon, J. F. 1912. The effects of alkaloids on the development 

 of fish (Fundulus) eggs. (Amer. Journ. Physiol. XXXI. p. 131 — 140. 9 f.) 



Mc Clendon, J. F. 1912. The increased permeability of striated muscle 

 to ions during contruction. (Amer. Journ. Physiol. XXIX. p. 302—305.) 



Popoff, M. und St. Konsuleff. 1915. Serologische Untersuchungen 

 über pflanzliche Oele. (Präzipitinreaktion). [V. M.]. (Cbl. Bakt. 2. 

 XLIV. p. 658-659.) 



Schmidt, J. 1915. On the flowering time of plants raised by crossing. 

 (C. R. Trav. Labor. Carlsberg. XI. p. 188.) 



Sirks, M. J. 1915. Waren die Salix-Hybriden Wichuras wirklich kon- 

 stant? (Zschr. ind. Abst.- u. Vererb. -Lehre. XV. p. 164—166.) 



Stark, P. 1915. Untersuchungen über die Variabilität des Laubblatt- 

 quirls bei Paris quadrifolia. (Zschr. f. Bot. VII. p, 673-766. 10 A.) 



Zon, R. 1913. Efifect of source of seed upon the growth of Douglas 

 fir. (Forestry Quarterly. XI. p. 499—502.) 



VI. Physiologie. 



Cf. XIX. Appleman. 



Allen, R. F. and H. D. M. Jolivette. 1913. A study of the light reaction 



of Pilobolus. (Trans. Wis. Ac. Sc. XVII. p. 533—598.) 

 Alway, F. J. 1912. Studies on the relation of non-available water of 



the soil to the hygroscopic coefficient. (Res. Bull. Nebraska agr. 



Exp. Stat. 1912. 3. p. 1-22.) 

 Andr^, G. 1915. Sur le deplacement par l'eau des matieres azotees 



et minerales contenues dans les feuilles. (Bull. Soc. chim. France 



4. XVII— XVIII p. 429—441.) 

 Atwood, W. M. 1915. Plant physiology as related to pruning. (Bull. 



Oregon agr. Exp. Stat. 1915. 130 11 pp. 14 f.) 

 Bakke, A. L. 1915. The index of foliar transpiring power as an 



indicatorof permanent wilting in plants. (Bot. Gaz.LX.p. 314- 319.1 f.) 

 Benedict, A. M. 1915. Senile changes in leaves of Vitis vulpina L. 



and certain other plants. (Mem. Cornell Univ. Agr. Exp. Stat. 1915. 7.) 

 Beyen, E. K. L. A. 1915. De invloed van de electriciteit op den 



plantengroei. (De Natuur. XXXV. p. 342-345, 356—361. 6 f.) 

 Bloor, W. R. 1912. Studies on malic acid. I. The transformation of 



malic acid to sugar by the tissues of the maple [Acer saccharinumj. 



fjourn. amer. ehem. Soc. XXXIV. p. 534—539.) ' 

 Bovie, W. T. 1915. A tropism Chamber. (Bot. Gaz. LX. p. 320—322. 3 f.) 

 Buckner, G. D. 1915. Translocation of mineral constituents of seeds 



and tubers of certain plants during growth. (Journ. agr. Res. V. 



p. 449—458.) 

 Buddenbrook, W. v. 1915. Die Tropisraentheorie von Jacques Loeb. 



Ein Versuch ihrer Widerlegung. (Biol. Cbl. XXXV. p. 481—506.) 

 Cook, M. T. and G. W. Wilson. 1915. The influence of ether on the 



growth of Endothia. (Bot. Gaz. LX. p. 412—413.) 

 Cook, M. Th. and G. W. Wilson. 1915. The influence of the tannin 



content of the host plant on Endothia parasitica and related species. 



(Bot. Gaz. LX. p. 346—361.) 

 Emmerich, R. und 0. Loew. 1915. Studien über den Einfluss mehrerer 



Salze auf den Fortpflanzungsprozess. (Arch. f. Hygiene. LXXXIV. 



p. 1—22.) 

 Engel, G. 1915. Zur Kenntnis des Verhaltens der Stärke in den 



