18] Kartoffel. 435 



252. Kastliani. J. >V. Powdery scab of potatoes (Spongospora 

 subterranea [Wallr.] .1 ohll^^.). (Cauada Agr. Exp. Farms Circ. Xr. 5, 1914, 

 p. 7-13, 5 fig.) 



253. Eduort«)!!, ('. W. Potato scab. (Louisiana Agric. Exper. Stat. 

 Circ. Nr. 8, 1915, 4 pp.. 1 fig.) 



254. Fräser, >V. P. Ötorage iüt.s of potatoes and other vege- 

 tables. (VI. Ann. Rept. Quebec Soc. Prot. Plauts 1913/14, ersch. 1914, 

 p. 50—51.) 



255. (iüssow, H. T. The control of potato diseases. (Canada 

 Dept. Agr. Exp. Farms Div. Bot. Circ. Xr. 9, 1915, 6 pp.) 



256. Güssow, H. T. The control of potato diseases. (Ann. 

 Rept. Quebec Soc. Protec. Plauts etc. VII, 1914/15, p. 43—49, 1 Fig.) 



257. Hall, F. H. ,,Spiudling sprout" of potatoes. (New York 

 State Agric. Stat. Bull. Nr. 399, 1915, Populär edit. 4 pp., 1 Fig.) 



258. Hammarlund, C. Försök med utrotning av potatiskräfta 

 (Syncliytriuni endobioticum Perc). (Medd. Nr. 127 fran Centralanstalten för 

 försöksväsendet pä jordbruksomiädet. Bot. avdeln. Nr. 11, 1915, 6 pp., 3 fig.) 



259. Harter, L. L. Notes on the distributiou and prevalence 

 of three important sweet potato diseases. (Phytopathologj- V, 1915, 

 p. 124 — 126.) — Stern rot [Fusarium hyperoxysporum Wr. und F. batatis 

 Wr.); black rot {Sphaeronerna fimbiiatuni [Ell. et Halst.] Sacc); foot rot 

 (Plenodomus destruens Harter). 



260. Harter, L. L. and Field, Ethel C. Experiments on the suscep- 

 tibility of sweet potato varieties to stem rot. (Phytopathology 

 y. 1915, p. 163 — 168.) — Widerstandsfähigkeit einzelner Kartoffelsorten gegen 

 den Befall von Fusar/um-Arten. 



261. Headle, Thomas J. Spraying and dusting white potatoes. 

 (X'ew Jersey Agric. Exper. Stat. Circ. Nr. 42, 1915, 8 pp.) 



262. Hedluiid, T. Ett litet f örtydligande af min redogörelse 

 för bladrullsjuka hos potatis. (Tidskr. f. Landtmän 1915, p. 463 — 467.) 

 — Blattrollkrankheit der Kartoffel. 



263. Hennins:, E. Kort översikt över viktigare smittosamma 

 sjukdomar hos potatisen. (Trädgärden 1915, Nr. 3, 28 pp., c. fig.) — 

 Hypochnus Solani. Fusarium, PliytopMhora infestans, Synchytrium endobioti- 

 cum, Stengelbakteriose, Ringbakteriose, Spongospora Scabies, Blattroll- 

 krankheit. 



264. Hutchinson, C. M. and Joshi, N. V. Bacterial rot of stored 

 potato tubers. (Meni. Dep. Agric. India, Bacter. Ser. I, 1915, p. 113 — 135, 

 5 PI.) 



265. Jehle, R. A. A common but very serious potato disease 

 in Cuba. (Modern Cuba III, 1915, p. 46—48.) — Phytophthora infestans. 



266. Jones, Frank. (Experiments in spraying potatoes.) 

 (Proceed. New Jersey State Hort. Soc. 40th Ann. Sess. 1914, ersch. 1915, 

 p. 57—59.) 



267. Jones, L. R. and Gilbert, W. W. Lightniug injury to potato 

 and cotton plants. (Phytopathology V, 1915, p. 95—102, 2 PI.) 



268. Korff, G. Die Kartoffelkrankheit und ihre Bekämpfung. 

 (Xatur u. Kultur XII, 1915, p. 486—495, 8 Fig.) 



269. Kotthoff, F. Die Bakterienringf äule der Kartoffel. (Diss. 

 Münster 1914, IV, 8», 71 pp.. l Taf.) 



28* 



