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Sclbsterhitzung und Selbstentzündung von Hafer, uns. Von Dr. H.Zimmer- 

 mann. Sond. Landw. Annalen d. Mecklenb. Patriot. Ver. Nr. .'51. L914. 

 8 U , 1(1 S. 



Selektions- and Bastardierungsversuche mit weißbunten Pferdebohnen. Von 



Prof. Dr. L. Kiessling. Sond. Ztschr. f. Pflanzenzüchtung II, Heft 3. 



1914. 8°, 25 S. 

 i ber Pflanzenenzyme 3. Die Oxydasendes Maiskolbens. Von ('<. Doby. Sond. 



Biochem. Ztschr. Bd. 64, Hefl 1. 2, 3. 8°, 11 S. Berlin 1914. Julius 



Springer. 

 Mechanisch-physiologische- Studien über die Drehung der Spiranthes-Ähre. 



Von K. Korilia. Journal of the College of Science, [mp. (Jniv. of Tokyo. 



Vol. XXXVI. an. 3, 1914. 8", L79 S. m. 7 Taf. Tokyo. Published bj 



the University. 

 Versuche über die Biologie des Malvenrostes (Puccinia Malvacearum Mont.). 



Von Prof. Dr. Hecke. Aus Mitteilungen der landwirtsch. Lehrkanzeln 



der k. k. Hochschule für Bodenkultur in Wien, Vol. II. 1914, S. 455. 

 Sprawozdanie za rok 1913 (Bericht über die Tätigkeit der Pflanzen schütz - 



Station zu Warschau für das Jahr 1918.) Erst, von Dr. J. Trzebinski, 



Leiter der Station. Warschau, 1914, 8". 42 S. (polnisch). 

 Phytopathology. Official organ of the American Phytopathological Society. 



Vol.4, Xo'. 2. 3, 5. 8°, 68, 94 u. 46 S. tn. Taf. Published bimonthly for 



the Society. Baltimore. .Maryland 1914. 

 American Journal of Botam. Official organ of the Botanical Society of 



America. Vol. 1. Nr. 1. 8°, 50 S. m. 3 Taf. Published in Cooperation 



with the Botanical Society of America by the Brooklin Botanic Garden. 



Lancaster, Pa. 1914. 

 Report of the Connecticut Agricultural Experiment Station New Haven, Conn. 



Report of the Station Botanist. G. P. Clinton. 1913, 8°, 47 S. tn. 8 Taf. 



Ann. Report of 1914. 

 The Bulletin of the Imperial Central Agricultural Experiment Station Japan. 



Vol. II. No. 1. 8°, 83 S. Nishigahara, Tokio. 1914. 

 The persistance of the potato late-blight fungus in the soil. By F. C. Stewart. 



The false tarnished plant-bug as a pear pest. By P. J. Parrot and H. E. 



Hodgkiss. The injurious effect of formaldehyde gas 011 potato tubers. 



By V. C. Stewart and W. (). Gloyer. The efficiency of formaldehyde 



in the treatment of seed potatoes for Rhizoctonia. By YV. <). Gloyer. 



Director's report for 1913. Bv W. H. Jordan. New York Agric. Exp. 



Stat. Geneva, X. V.. Bull. Xo. 367, 368, 369, 370, 372, 1913. 8°, 5, 22, 



32, 14 11. 25 S. m. Abb. 

 Does Cronartium ribicola over-winter on the currant '. By V. C. Stewart and 



\\ . H. Bankin. Tillage and sod mulch in the Hitchings orchard. By 



U. I'. Hedrick. Ten years profits from an apple orchard. By U. P. 



Hedrick. — Seed tests maile at the Station during HM.'}. By M. T. M unn. 

 Potato spraying experiments at Bush in 1913. Bv V. C. St. wart. 



New York Agric. Exp. Sta. Geneva, X. V., Bull. Xo. 375, 376, 378, 879. 



1914. 8°, ±y\. L0, 25 n. 9 S. m. Abb. 

 Some experiments on the effect of externa! Stimuli on the sporidia of Puccinia 



Malvacearum (Munt.). By Robinson Wilfrid. Annais of Botanv. 



Vol. XXVIII, Xo. CX. 1914. 8°, 10 S. m. 7 Textfig. 

 Puccinia subnitens on the sugar beet. By Pool. W. Venus and M. B. 



McKay. Sond. Phytopathology, Vol. 1, 1911. S. 204. 



