W]] Pflzp als l'rrcgcr von Pflanzenkrankheiten. 245 



806. Berjior, E, VV. History of Citrus* ciinker. (Florida Agric. 

 Exper. Stat. Bull. Nr. 124, 1914, p. 27—30.) 



807. Bessey, E. A, and Mc Clintock, J. A. Some giuseii^ troubles. 

 (Michigan Agrio. Exper. Stat. Spec. Bull. 72, 1915, 15 pp., 4 fig.) — Inhalt: 

 Black rot of giuseng; formaldehyde treatment of the soil for tho control of 

 damping-off of ginseng seedlings; the ginseng nematode and its relation to 

 golden seal. 



808. Bessey, E. A. and Mc ("lintock, .1. A. Some ginseng troubles. 

 <Annual Rept. Michigan Board Agric. LIV, 1915. p. 267—279. 5 fig.) 



809. Bioletti, F. T. and Flosst'eder, F. C. H. Oidium or powdery 

 mildew of the vine. (California Agric. Exper. Stat. (^irc. 144. 1915, p. 65 

 bh 69.) 



810. Blake, Maurk'C A. Observation^ npon a disease of car- 

 nations. (New Jersey Agric. Exper. Stat. 34th Aim. Rept. 1912/13, ersch. 

 1914, p. 168 — 170.) — Bericht über die ,,leaf spot" genannte Krankheit. 

 Der Verursacher ist luibekannt. 



811. Blake, 3Iaiirico A. Peach leaf curl. (New Jersey Agric. Exper, 

 Stat., 35th Ann. Rept. 1913/14, ersch. 1915, p. 69—70, c. fig.) 



812. Blake, M. A, and Coimors, f. H. Spraying experiments to 

 •control rose mildew and black spot. (New Jersey Stat. Repert. 1914, 

 p. 38—39.) 



813. Bode, X. Zur Schädlingsbekämpfung im Gartenbau. 

 '(Gartenflora LXTV. 1915, p. 396—399.) 



814. Boisdar, Gregorio. Molestia bacteriann <ta mandioca 

 (Bol. Agric Sio Paulo XVI, 1915. Nr. 6. p. 513—524. 4 tig.) — BacillUi, 

 Manihotis auf Manihot utilissiina. 



815. Borthwick, A. W. and Wilson. M. Two new rust diseases 

 ->f the spruce. (Notes Roy. Bot. Card. Edinbiirgh IX. 1915, p. 65—69.). 



816. Brass, H. P. Bacterial canker of cherry and filbert 

 disease. (Phytopathology V. 1915, p. 299.) 



817. Breidahl. H. G. and Rothera, A. C. H. Bitter pit and sensi- 

 vity of apples to poisons. An answer to Prof. A. J. Ewart. (Proceed. 



Roy. Soc. Victoria XXVII. 1915, p. 191—197.) 



818. Brigliam, E. S. Powdery scab, a new potato disease. 

 <Verraont Dept. Agric. Bull. Nr. 18, 1914, p. 2—7, 1 PI.) 



819. Brittain, AVilliam H. Fire blight inspection. (Ann. Rept, 

 See. Agric. Nova Scotia 1914, ersch. 1915, p. 46—47.) — Bacillus amylovorus. 



820. Brooks, Charles. Blossom-end rot of tomatoes. (New 

 Hampshire Agric. Exper. Stat. Sei. Contrib. VIII, 1914. p. 345—374. PI. 24 

 bis 26.) 



821. Brooks, F. T. and Sharples, A. Pink disease of plantation 

 rubber. (Ann. Appl. Biol. II, 1915, p. 58—80, 2 PI.. 11 Fig.) 



822. Brown, Nellie Adalesa. A bacterial disease of lettuce. 

 {Journ. Agric. Ras. IV. 1915, p. 475—478.) — Bacterium viridilividum n. sp. 

 wird beschrieben. 



823. Brown, Theodore. Potatoes without blight. (Proceed. New 

 Jersey State Hort. Soc. 40th Ann. Sess. 1914, ersch. 1915, p. 53—57.) 



824. Broz, 0. Der Schorf (Grind) der Obstbäume. (Der Obst- 

 züchter 1915. p. 75.) 



