412 EXPERIMENT STATION EECORD. 



[GyJin(h'osj)orium padi) in nn unsprayed oreliard. The injury could 

 have been prevented by the proper use of fungicides. 



The hollyhock rust {Pnccdnia maJraceariim) h descri])ed, and the 

 use of a wash of potassium i)erniangauate is recommended for its 

 prevention. 



Attention is briefly called to winterkilling of peach trees and frost 

 iujury to i^ears, both of which w^ere attributed to unusual climatic con- 

 ditions, against which there seems no practical means of protection. 



Note on Plasmodiophora brassicae, M. C. Potter {Nature, 55 {1896), Xo. 1411, 

 J). S3). — The occnrreuce of clnb root ou Capsdla tursa-pastoris in England is re- 

 ported. Experiments of the author show that the fungus can maintain its A'itality 

 for at least 3 years in the soil. 



Scabby potatoes {A(jl. Jour. Cape Colony, (1S9G), Xo. 22, p. 559). — Compiled 

 notes are given on the use of corrosive f^ublimato and copper sulphate for the preven- 

 tion of potato seal). The treatment with corrosive suhlimate was the more successful. 



Rotting of turnips and swedes, M. C. Potter Jonr. [7>/-)7;.s/(] Bd. Agr., ,? {1896), 

 No. 3, i)p. 120-131, fi(js. 13). — Xotes are given on attacks of Botrytis on stored roots, 

 and care is urged in securing thorough ventilation and drainage for the pits. 



The fungus diseases of African cereals, P. Hennings {Notizhl. M. hoi. (iard. iind 

 Miis. lUrVm, 1S96, No. 4, p. 117; aJ>s. in nedwigia, 35 {1S95), No. 5, p. lOS). — Compiled 

 notes are given of the diseases of sorghum, rice, and maize. 



The rusts of grain, their history, nature, and means of combating, .1. Eriks- 

 son and E. Henxings {Die G etreldcrostc ihre Geschichte tind Natnr soivle Massrci/eln 

 gei/en dleselhcn. Stoclholm: P. A. Nor-stedt und Siiiier, 1896, pp. 463, ph. 14, figs. 5). 



The i-usts and mildews of cereal crops {Card. Chron., ser. 3, 20 {1896). No. 516, 

 j)_ ,757). — An abstract is given of Eriksson and Hennings's Die Getreiderosfe. 



A new smut, J. J. Davis {Bot. Gaz., 22 {1896), No. 5, pp. 413, 414). — linrriUia 

 glohiilifira is described as a new species of smut found on culms of GJyceria fluitans. 



Experiments for checking apple rot and codling moth in 1895, H. Garmax 

 {Eeniuclg Sta. FqH. 1S95, pp. 113-129, lyls. 4).—K reprint of Bulletin 59 of the station 

 (E. S.R., 8, p. 61). 



A fungus disease of apple, G. H. Powelt, {Garden and Forest, 9 {1896), No. 457, 

 pp. 474, 475). — Xotes are given oi Leptothyrium pomi, which causes small black spots 

 on apples. 



Black rot and grape cuttings, A. Carr6 {Prog. Agr. et Tit., 26 {1896), No. 46, 

 pp. 556-559). 



Bacteriosis of w^alnuts, X. B. Pierce {California Frwit Grower, 19 {1896), Nos. 13, 

 p. 243; 16, p. 316). 



Carnation anthracnose {Amer. Florist, 12 {1896), No. 444, p. 434).— k brief note is 

 given of an anthracnose attacking carnations, the variety Aurora being especially 

 susceptible. 



Investigations concerning injuries by smoke, K. Hartig {Ztschr. Forst. jind 

 Jagdw., 28 {1896), No. 11, pp. 680-687). — A controversial article to which Dr. C. 

 Ramann makes a reply. 



Some tendencies and problems in the evolution of parasitic fungi, G. F. 

 Atkixson {Trans. Massachnsetts Hort. Soc, 1896, I, pp. 98-118). 



Pathological notes from the Botanical Institute of the University of Liege, 

 A. GRA^'IS {Bui. Soc. Boy. Bot. Belgique, 34 {1895), II, pp. 9-26). — Miscellaneous notes 

 are given on fungi attacking many cultivated plants. 



Spray calendar, R. H. Miller {Maryland Sta. Bui. 39). — A rejirint of New York 

 Cornell Station Bulletin lU (E. S.R., 8, p. 149). 



