(50) 



Dftvis« John J. and Satterthwait, A. F. Life-History Studies of Cirphis unipunctata, 

 the True Army Worm, (Joum. Agric. Research-Washington Vol. VI [1916], 



p. 799—812. PI. CVII. 2 Textfig.) 

 Dix, W. Schadigungen der Wintersaaten durch die schmale Getreideblumenfliege. 



(lUustr. landw. Ztg. XL [1916], p. 284.) 



Docters van Leeuwen-Reiinvaan, W. und J. Beitrage zur Kenntnis der Gallen von 

 Java. 7. t)ber die Morphologie und die Entwickelung der Galle von Eriophyes 

 sesbaniae Nal. an den Blattern und Blumen von Sesbania sericea DC gebildet. 

 (Kec. Trav. Bot. Xeerl. XIII [1916], p. 30— 43/ 10 Textfig.) 



Doolittle, S. P. A new infections mosaic disease of cucumber. (Phytopathology VI 



[1916], p. 145—147.) 

 Dorogin, G, Effect of meteorological conditions on development of plant diseases. 



(Mat. Mikol, i Fitopatol. Ross. I [1915], No. 2, p. 3—9, 1 Fig.) 

 Doryland, E. D. Citrus canker investigations at the Singalong Experiment Station. 



{The Philippine Agricultural Review IX [1916], p. 133—135-) 

 Duggar, B. M. Rhizoctonia crocorum and R. solani (Corticium vagum), with notes 



on other species. (Ann. Missouri Bot. Card. II [1915], p. 403 — 458, 9 Figs.) 



Egert, K. L. Potassium permanganate treatment for seed grains. (Selsk. Khoz. 1914, 

 p. 1343—1346; Mat. Mikol. i Fitopatol. Ross. I [1915], p. 66.) 



r 



Eriksson, J. Wie entsteht die Krautfaule, Phytophthora infestans (Mont.) de By., 

 auf der neuen Kartoffelvegetation ? (Ber. d. Deutsch. Bot. Ges. XXXIV [1916], 



p. 364—368.) 



— Sur la reapparition du mildiou [Phytophthora infestans] dans la vegetation de 

 la pomme de terra. (Compt. Rend. Acad. Sci. Paris CLXIII [1916], p. 97—100.) 



Erwin, A. T. Late potato blight in Jowa. (Jowa Agric. Exp. Stat. Bull. CLXIII 



[1916], p. 287—305, Fig. 1—8.) . 

 Escherich, K. Die Maikaferbekampfung im Bienwald (Rheinpfalz), ein Musterbeispiel 



technischer Schadlingsbekampfung. (Deutsche landw. Presse XXXIV [1916], 



p. 302.) 



Faes, H. A disease of apricot in Valais. (Terre Vaud. VI [1914], p. 282—283) 



— Summer outbreaks of downy mildew. (Ibidem p. 338 — 341.) 



Fawcett, G. L. Fungus diseases of coffee in Porto Rico. (Porto Rico Agric. Exp. 



Stat. Bull. No. 17 [1915].) 

 Fawcett, H. S. Spotting of citrus fruits. (Mo. Bull. Com. Hort. Cal. IV [1915], 



p. 434-435.) 



— Report of former plant pathologist. (Ann. Rept. Florida Agric. Expt. Stat. [1912] 



1913, p. LXIV— xcn.) 



Felsberg, L. Beobachtungen iiber die Kohlhemie. (Prakt. Ratgeb. i. Obst- u. Gartenb. 



XXXl [1916], p. 172.) 

 Fitch, C. L. Studies of health in potatoes. (Colorado Stat. Bull. 216 [1915], p. 3—31, 



17 Figs) 

 Foex, E. Treatment for late blight of potato. (Joum. Agric. Prat. n. ser. XXVIIl 



[lOlo], p. 438-440.) 

 Forbes, A, C, Der Blasenrost der Weymouthkiefer [Peridermium strobi] in Irland. 

 (Intemat. Agrar-techn. Rundsch. VI [1915], p. 1349—1350.) 



Friedemann. U,, Hassel, Bendix und Magnus, W. Der Pflanzenkrebserreger (B- 

 tumefaciens) als Erreger menschlicher Krankheiten. (Zeitschr. f, Hyg. [1915], 

 31 pp. 1 Taf.) 



Frombling, C. Honey fungus. (Forstw. Centralbl- N. Ser. XXXVII [1915], p. 299—304.) 



