Neue Litteratur. 43 



Zimmermann, H. 1916. Ueber Mycocecidien der Rostform G3 r mno- 

 sporangium clavariaeforme (Jacqu.) Reess auf Rotdorn. (Sitzber. 

 u. Abh. natf. Ges. Rostock. N. F. VI. p. 1 — 10. 2 T.) 



XIV. Bacteriologie, 

 Cf. XIII. Boncquet; Hutchinson. 



Berthelot, A. 1918. Recherches sur la flore intestinale, contribution 

 ä l'etude des microbes productenrs de phenol principaux carac- 

 teres du Bacillus phenologenes. (Ann. Inst. Pasteur. XXXII. 

 p. 17—36.) 



Brown, P. E. and E. B. Hitchcock. 1917. The effects of alkali salts on 

 nitriiication. (Soil. Sc. IV. p. 207-229. 14 f.) 



Buchanan, R. E. 1917. Studies on the nomenclature and Classification 

 of the bacteria. (Journ. of ßacter. II. p. 603 — 617.) 



Eckelmann, E. 1918, Ueber Bakterien, welche die fraktionierte Steri- 

 lisation lebend überdauern. (Cbl. Bakt. 2. XLVIII. p. 140 — 178. 

 6 K. 2 T.) 



Fulmer, H. L. 1918. Influence of carbonates of magnesium and cal- 

 cium on Bacteria of certain Wisconsin soils. (Journ. agr. Res. XII. 

 p. 463-504.) 



Fulmer, H. L. 1917. The relation of green manures to nitrogen 

 fixation. (Soil Sc. IV. p. 1-17. 4 f.) 



Greig-Smith, R. 1918. Bacterial toxins in soils. (Journ. Dep. Agr. 

 Victoria. XVI. p. 119—121.) 



Grey, E. Ch. 1918. The enzymes concerned in the decomposition of 

 glucose and mannitol by Bacillus coli communis. II — III. (Proc. 

 r. Soc. London. B. XC. p. 75 — 106.) 



Hills, T. L. 1918. Influence of nitrates on nitrogen-assimilating Bac- 

 teria. (Journ. agr. Res. XII. p. 183—230.) 



Montanari, C. 1917. Die Wirkung einiger oligodynamischer Stoffe 

 auf die Nitrifikationsbakterien. (Intern, agr.-techn. Rundschau. 

 VIII. p. 517—519.) 



Sherwood, N. P. 1917. A study of several strains of pleomorphic 

 Streptococci. (Kansas Univ. Sc. Bull. XX. p 245—257.) 



Wilson, J. K. 1917. Physiological studies of Bacillus radicicola of 

 soy-bean (Soja Max Piper) and of factors influencing nodule pro- 

 duction. (Bull. Cornell agr. Exp. Stat. 1917. 386. p. 369—413. 

 f. 80—94.) 



Winslow, C. E. A. a. o. 1917. The families and genera of the bac- 

 teria. (Journ. of Bacter. II. p. 505 — 556.) 



XV. Lichenes. 



Durfee, Th. 1918. Lichens of the Mt. Monadnock region, N. H.— N° 10. 



(Bryologist. XXI. p. 18.) 

 Lynge, B. 1917. Index specierum et varietatum Lichenum quae col- 



lectionibus „Lichenes exsiccati" distributae sunt. (N. Mag. Natv. 



LV. p. 305-384.) 



XVI. Bryophyten. 

 Cf. IV. Allen; Bryan. 



Bender, F. 1917. Der osmotische Druck in den Zellen der Moose. 



'Münster 1917. 8°. 72 pp. und Tabellen 40 pp.) 

 Coutinho, A. X. P. 1917. Musci lusitanici herbarii universitatis olisi- 



ponensis. (Lisboa, M. L. Torres. 1917. 8°. 143 pp.) 

 Fischer, L. 1918. Tabellen zur Bestimmung einer Auswahl von 



Thallophyten und Bryopbyten. Teilweise neu bearbeitet von Dr. 



